{"title":"240V Inverters","description":"","products":[{"product_id":"apex-10k-10-000w-off-grid-hybrid-solar-inverter-48v","title":"APEX-10K 10,000W Off-Grid Hybrid Solar Inverter | 48V","description":"\u003cstyle\u003e\n.apex10k-pd {\n  --ink: #000000;\n  --ink-2: #141414;\n  --paper: #F7F7F7;\n  --card: #FFFFFF;\n  --text: #000000;\n  --text-light: #FFFFFF;\n  --muted: #5C5C5C;\n  --teal: #246AAF;\n  --teal-deep: #246AAF;\n  --amber: #36AF24;\n  --line: #E2E2E2;\n  --radius: 14px;\n  --font-display: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\n  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;\n  font-family: var(--font-display) !important;\n  color: var(--text) !important;\n  opacity: 1 !important;\n  background: var(--card);\n  line-height: 1.65;\n  font-size: 16px;\n  border: 1px solid var(--line);\n  border-radius: var(--radius);\n  overflow: hidden;\n  box-shadow: 0 16px 40px rgba(16,20,25,0.10);\n}\n.apex10k-pd, .apex10k-pd *, .apex10k-pd *::before, .apex10k-pd *::after { box-sizing: border-box; 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} }\n\n\/* Features *\/\n.apd-features { padding: 42px 32px; background: var(--paper); }\n.apd-features h3, .apd-narrative h3, .apd-specs h3, .apd-compat h3, .apd-faq h3 { font-size: 23px; font-weight: 700; margin-bottom: 22px !important; letter-spacing: -0.01em; }\n.apd-feature-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }\n.apd-feature { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; transition: transform .15s ease, box-shadow .15s ease; }\n.apd-feature:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(22,26,32,0.09); }\n.apd-feature svg { width: 22px; height: 22px; color: var(--teal-deep) !important; margin-bottom: 12px; }\n.apd-feature h4 { font-size: 14px; font-weight: 600; margin-bottom: 6px !important; }\n.apd-feature p { font-size: 13.3px; color: var(--muted) !important; line-height: 1.5; }\n@media (max-width: 860px) { .apd-feature-grid { grid-template-columns: repeat(2,1fr); } }\n@media (max-width: 480px) { .apd-feature-grid { grid-template-columns: 1fr; } }\n\n\/* Narrative *\/\n.apd-narrative { padding: 42px 32px; background: var(--ink-2); color: var(--text-light); }\n.apd-narrative h3 { color: #fff !important; }\n.apd-narrative p { max-width: 70ch; color: #DADADA !important; margin-bottom: 14px !important; font-size: 15.3px; }\n.apd-narrative p:last-child { margin-bottom: 0 !important; }\n\n\/* Specs *\/\n.apd-specs { padding: 42px 32px; background: var(--paper); }\n.apd-spec-groups { display: grid; grid-template-columns: repeat(2,1fr); gap: 26px 32px; }\n.apd-spec-group h4 { font-family: var(--font-mono) !important; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--teal-deep) !important; margin-bottom: 10px !important; padding-bottom: 8px; border-bottom: 2px solid var(--ink); }\n.apd-spec-group td { padding: 7px 0; font-size: 13.3px; border-bottom: 1px solid var(--line); vertical-align: top; }\n.apd-spec-group tr:last-child td { border-bottom: none; }\n.apd-spec-group td:first-child { color: var(--muted) !important; width: 56%; padding-right: 10px; }\n.apd-spec-group td:last-child { font-family: var(--font-mono) !important; font-weight: 500; text-align: right; }\n@media (max-width: 700px) { .apd-spec-groups { grid-template-columns: 1fr; } }\n\n\/* Compatibility *\/\n.apd-compat { padding: 38px 32px; background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }\n.apd-compat p { max-width: 68ch; color: var(--muted) !important; margin-bottom: 18px !important; font-size: 14.8px; }\n.apd-compat ul { display: grid; grid-template-columns: repeat(2,1fr); gap: 9px 20px; max-width: 560px; }\n.apd-compat li { font-family: var(--font-mono) !important; font-size: 13.3px; padding-left: 18px; position: relative; }\n.apd-compat li::before { content: ''; position: absolute; left: 0; top: 6px; width: 8px; height: 8px; background: var(--amber); border-radius: 2px; }\n.apd-feature svg.apd-accent-2 { color: var(--amber) !important; }\n\n\/* FAQ *\/\n.apd-faq { padding: 42px 32px; background: var(--paper); }\n.apd-faq details { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 2px 18px; margin-bottom: 10px; }\n.apd-faq summary { cursor: pointer; font-weight: 600; font-size: 14.8px; padding: 15px 24px 15px 0; list-style: none; position: relative; }\n.apd-faq summary::-webkit-details-marker { display: none; }\n.apd-faq summary::after { content: '+'; position: absolute; right: 0; top: 13px; font-size: 19px; color: var(--teal-deep) !important; }\n.apd-faq details[open] summary::after { content: '\\2013'; }\n.apd-faq details p { padding: 0 0 16px; color: var(--muted) !important; font-size: 13.8px; max-width: 68ch; }\n\n\/* Footer *\/\n.apd-footer { padding: 26px 32px; background: var(--ink); color: var(--text-light); display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }\n.apex10k-pd .apd-warranty { font-size: 14px; color: var(--text-light) !important; }\n.apd-warranty strong { color: var(--teal) !important; }\n.apex10k-pd .apd-note { font-family: var(--font-mono) !important; font-size: 11.5px; color: #8A8A8A !important; border: 1px dashed #3A3A3A; padding: 8px 12px; border-radius: 8px; }\n\u003c\/style\u003e\n\u003cdiv class=\"apex10k-pd\" style=\"text-align: start;\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"apd-hero\"\u003e\n\u003cp class=\"apd-eyebrow\"\u003e48V Hybrid Inverter · Solar + Generator Ready\u003c\/p\u003e\n\u003ch2\u003e10,000 Watts of Whole-Property Power, Built to Run Without the Grid\u003c\/h2\u003e\n\u003cp class=\"apd-lead\"\u003eThe APEX-10K converts stored DC power from a 48V lithium battery bank into full-strength 120\/240V split-phase household electricity — the same clean, pure sine wave power you'd get from a utility line. Pair it with solar for day-to-day charging and a generator or grid connection as backup, and it's built to keep cabins, homesteads, and off-grid residences running through extended stretches with no hookup at all.\u003c\/p\u003e\n\u003cdiv class=\"apd-divider\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 600 20\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"apd-stats\"\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e10,000W\u003c\/span\u003e\u003cspan class=\"label\"\u003eContinuous Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e20,000VA\u003c\/span\u003e\u003cspan class=\"label\"\u003eSurge Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e120\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e99.9%\u003c\/span\u003e\u003cspan class=\"label\"\u003ePeak Efficiency\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"apd-features\"\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Screenshot_2026-07-13_190024.png?v=1783958515\" style=\"float: none;\" alt=\"Rewritten sentence: Three images highlight the BigBattery APEX-10K 10,000W Off-Grid Hybrid Solar Inverter (48V): one shows it mounted on an indoor wall with a sleek modern card background, another places it beside a house equipped with solar panels, and the third presents a technical diagram—utilizing clean IBM Plex Sans labels—identifying GRID, LOAD, GEN, BAT, and PV connections for seamless APEX-10K integration.\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eWhat Makes the APEX-10K Different\u003c\/h3\u003e\n\u003cdiv class=\"apd-feature-grid\"\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\" aria-hidden=\"true\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e10kW Continuous, 20kW Surge\u003c\/h4\u003e\n\u003cp\u003eRated for 10,000W of continuous output with up to 20,000VA of surge headroom to start motors, pumps, and compressors without tripping.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M1,10 Q6,1 11,10 T21,10\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eTrue Split-Phase Sine Wave\u003c\/h4\u003e\n\u003cp\u003e120\/240V pure sine wave at 50\/60Hz — the same wave shape a utility delivers, safe for motors, electronics, and anything sensitive to rough power.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eDual MPPT Solar Charging\u003c\/h4\u003e\n\u003cp\u003eTwo independent MPPT trackers pull up to 10,500W combined, adjusting continuously as sunlight shifts through the day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M4 7h13M13 3l4 4-4 4M20 17H7M11 21l-4-4 4-4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eSolar, Grid, or Generator\u003c\/h4\u003e\n\u003cp\u003eDraws from solar first and falls back to a single grid or generator input the moment your battery bank needs it (one AC source at a time).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e80A Pass-Through\u003c\/h4\u003e\n\u003cp\u003eRoutes up to 80A straight to critical loads — enough to carry a well pump or HVAC run without staging separate circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" aria-hidden=\"true\"\u003e\u003crect x=\"2.5\" y=\"9\" width=\"9\" height=\"6\" rx=\"3\" transform=\"rotate(-18 7 12)\"\u003e\u003c\/rect\u003e\u003crect x=\"12.5\" y=\"9\" width=\"9\" height=\"6\" rx=\"3\" transform=\"rotate(-18 17 12)\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\n\u003ch4\u003eParallel Up to 6 Units\u003c\/h4\u003e\n\u003cp\u003eStack multiple APEX-10K units for larger homes, or connect three or more to generate a full three-phase output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg class=\"apd-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eLayered Protection\u003c\/h4\u003e\n\u003cp\u003eGuards against over\/under-voltage, overload, short-circuit, and overheating, tripping a safe shutdown instead of letting a fault spread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3a2 2 0 0 0-2 2v9.1a4 4 0 1 0 4 0V5a2 2 0 0 0-2-2Z\"\u003e\u003c\/path\u003e\u003cline x1=\"12\" y1=\"7\" x2=\"12\" y2=\"14\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\n\u003ch4\u003e14°F to 131°F Range\u003c\/h4\u003e\n\u003cp\u003eKeeps working from well below freezing up to 131°F, derating only once temperatures climb past 113°F.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"apd-divider\" style=\"background: var(--ink-2); color: var(--teal); opacity: 0.7;\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 600 20\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ NARRATIVE ============ --\u003e\n\u003csection class=\"apd-narrative\"\u003e\n\u003ch3\u003eBuilt to Run Unattended\u003c\/h3\u003e\n\u003cp\u003eOff-grid systems live or die on how well they handle the days nobody's watching them. The APEX-10K leans on two independent MPPT solar trackers rated for a combined 10,500W, adjusting continuously as clouds roll through or the sun moves across the sky, then switches to a single grid or generator input the moment your battery bank needs a top-up panels can't provide on their own.\u003c\/p\u003e\n\u003cp\u003eThe enclosure is rated from 14°F to 131°F, derating only once temperatures climb past 113°F, and bottom-entry wiring keeps the install straightforward for whoever ends up running conduit. Layered protection against over-voltage, over-current, short circuits, and heat buildup is built in, so a fault trips a safe shutdown instead of taking the rest of the system down with it.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"apd-specs\"\u003e\n\u003ch3\u003e\u003cimg alt=\"Two gray BigBattery APEX-10K 10,000W Off-Grid Hybrid Solar Inverters (48V) are shown from the back, each displaying multiple circular ports, small connectors labeled in IBM Plex Sans, cooling vents, and side handles. The inverter on the left reveals additional interior components through its ports, with an APEX-10K card visible through one of the openings.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Screenshot_2026-07-13_190741.png?v=1783958886\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eFull Specifications\u003c\/h3\u003e\n\u003cdiv class=\"apd-spec-groups\"\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eOutput\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output power\u003c\/td\u003e\n\u003ctd\u003e10,000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax output (surge)\u003c\/td\u003e\n\u003ctd\u003e20,000 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240 Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003ePure sine wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor load capacity\u003c\/td\u003e\n\u003ctd\u003e6 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching time\u003c\/td\u003e\n\u003ctd\u003e10 ms (typ.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eBattery \u0026amp; Charging\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003eLi-ion \/ lead-acid \/ user-defined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated battery voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–60 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax grid\/gen charge current\u003c\/td\u003e\n\u003ctd\u003e120 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax hybrid charge current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax solar charge current\u003c\/td\u003e\n\u003ctd\u003e200 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eSolar Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT channels\u003c\/td\u003e\n\u003ctd\u003e2 (1+1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax solar input power\u003c\/td\u003e\n\u003ctd\u003e5,000W + 5,500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e22A + 22A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax open circuit voltage\u003c\/td\u003e\n\u003ctd\u003e550 Vdc \/ channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT voltage range\u003c\/td\u003e\n\u003ctd\u003e125–450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT tracking efficiency\u003c\/td\u003e\n\u003ctd\u003e92%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eAC Input \u0026amp; Bypass\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC input\u003c\/td\u003e\n\u003ctd\u003e1 input, grid or generator*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage range\u003c\/td\u003e\n\u003ctd\u003e65–140 Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput frequency range\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBypass overload current\u003c\/td\u003e\n\u003ctd\u003e63 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePass-through capacity\u003c\/td\u003e\n\u003ctd\u003e80 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Environmental\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e28.46 × 17.64 × 5.91 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e62 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress protection\u003c\/td\u003e\n\u003ctd\u003eIP20 (indoor only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e14–131°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise level\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;60 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eIntelligent fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eConnectivity, Protection \u0026amp; ID\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CAN \/ USB \/ dry contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional module\u003c\/td\u003e\n\u003ctd\u003eWi-Fi \/ GPRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated breakers\u003c\/td\u003e\n\u003ctd\u003eUtility \/ load \/ battery \/ PV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 6 units, 3-phase at 3+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand \/ model\u003c\/td\u003e\n\u003ctd\u003eBigBattery APEX-10K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003e00199874999463\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003e*Single AC input serves either grid or generator, not simultaneously. Certifications: UL1741, RoHS, EN61000-6-1, EC61000-6-3, FCC Part 15 Class B, IEC62109-1\/2.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ COMPATIBILITY ============ --\u003e\n\u003csection class=\"apd-compat\"\u003e\n\u003ch3\u003eBattery Compatibility\u003c\/h3\u003e\n\u003cp\u003eBuilt around 48V lithium battery banks (40–60Vdc), with full closed-loop communication for the packs below. Other 48V lithium or lead-acid batteries can run as a user-defined battery type, just without the live communication link.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBigBattery NEXUS\u003c\/li\u003e\n\u003cli\u003eBigBattery ETHOS\u003c\/li\u003e\n\u003cli\u003eBigBattery HUSKY2 INV\u003c\/li\u003e\n\u003cli\u003eEG4 280Ah All-Weather \/ Indoor\u003c\/li\u003e\n\u003cli\u003eEG4 314Ah All-Weather \/ Indoor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"apd-faq\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill the APEX-10K run my entire house?\u003c\/summary\u003e\n\u003cp\u003eIt depends on your total connected load. At 10,000W continuous (20,000VA surge) it comfortably covers most single-family homes running efficient appliances, but a full load calculation is worth doing before sizing your system — especially if you're running well pumps, electric heat, or large HVAC compressors at the same time.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I connect solar and a generator at the same time?\u003c\/summary\u003e\n\u003cp\u003eNot simultaneously. Solar charging runs independently, but the APEX-10K has a single AC input shared between grid and generator, so it draws from one or the other, not both together. (The smaller APEX-6.5K has two separate AC inputs instead.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat batteries does it work with?\u003c\/summary\u003e\n\u003cp\u003eAny 48V lithium battery bank works as a general-purpose battery. Full closed-loop communication is supported with BigBattery NEXUS, ETHOS, and HUSKY2 INV, plus EG4's 280Ah and 314Ah packs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it be installed outdoors?\u003c\/summary\u003e\n\u003cp\u003eNo — it's rated IP20, meaning indoor or fully enclosed installation only, such as a garage, utility room, or dedicated power shed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I connect more than one unit?\u003c\/summary\u003e\n\u003cp\u003eYes, up to six units can be paralleled together, and three or more can be configured to produce a three-phase output for larger installations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install it?\u003c\/summary\u003e\n\u003cp\u003eGiven the voltages and currents involved, installation should be handled by a qualified, licensed electrician or solar installer familiar with your local code requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"apd-footer\"\u003e\n\u003cp class=\"apd-warranty\"\u003eBacked by a \u003cstrong\u003e5-year limited manufacturer's warranty\u003c\/strong\u003e covering defects in materials and workmanship.\u003c\/p\u003e\n\u003cp class=\"apd-warranty\"\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003ca rel=\"noopener\" title=\"BigBattery APEX-10K Inverter Spec Sheet\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/02\/APEX-SpecSheet0202.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eSpec Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h5\u003e\n\u003ch5\u003e\u003ca rel=\"noopener\" title=\"BigBattery APEX-10K Off-Grid Inverter User Manual\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2025\/12\/BigBattery-Apex-10k-User-Manual.docx-2.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eUser Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h5\u003e\n\u003ch5\u003e\u003ca rel=\"noopener\" title=\"APEX-10K Quick Start Guide\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/06\/Apex10KNexus-Quick-Start-Guide.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eAPEX-10K Quick Start Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h5\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":42318264827959,"sku":"INV035","price":1680.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/APEX-10K-MainIMG-scaled-2.webp?v=1783959379"},{"product_id":"apex-6-5k-6-500w-off-grid-hybrid-solar-inverter-48v","title":"APEX-6.5K 6,500W Off-Grid Hybrid Solar Inverter | 48V","description":"\u003cstyle\u003e\n.apex65k-pd {\n  --ink: #000000;\n  --ink-2: #141414;\n  --paper: #F7F7F7;\n  --card: #FFFFFF;\n  --text: #000000;\n  --text-light: #FFFFFF;\n  --muted: #5C5C5C;\n  --accent: #246AAF;\n  --accent-2: #36AF24;\n  --line: #E2E2E2;\n  --radius: 14px;\n  --font-display: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\n  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;\n  font-family: var(--font-display) !important;\n  color: var(--text) !important;\n  opacity: 1 !important;\n  background: var(--card);\n  line-height: 1.65;\n  font-size: 16px;\n  border: 1px solid var(--line);\n  border-radius: var(--radius);\n  overflow: hidden;\n  box-shadow: 0 16px 40px rgba(16,20,25,0.10);\n}\n.apex65k-pd, .apex65k-pd *, .apex65k-pd *::before, .apex65k-pd *::after { box-sizing: border-box; }\n.apex65k-pd h2, .apex65k-pd h3, .apex65k-pd h4, .apex65k-pd p, .apex65k-pd ul, .apex65k-pd table, .apex65k-pd li, .apex65k-pd td, .apex65k-pd summary {\n  margin: 0; padding: 0;\n  font-family: var(--font-display) !important;\n  color: var(--text) !important;\n  opacity: 1 !important;\n  transform: none !important;\n  filter: none !important;\n  visibility: visible !important;\n}\n.apex65k-pd ul { list-style: none; }\n.apex65k-pd table { border-collapse: collapse; width: 100%; }\n.apex65k-pd svg { display: block; }\n\n@import url('https:\/\/fonts.googleapis.com\/css2?family=IBM+Plex+Mono:wght@500;600\u0026family=IBM+Plex+Sans:wght@400;500;600;700\u0026display=swap');\n\n\/* Hero *\/\n.apd-hero { padding: 46px 32px 30px; background: var(--ink); color: var(--text-light); }\n.apex65k-pd .apd-eyebrow { font-family: var(--font-mono) !important; font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent) !important; margin-bottom: 16px !important; }\n.apex65k-pd .apd-hero h2 { font-size: clamp(24px, 4vw, 36px); 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} }\n\n\/* Features *\/\n.apd-features { padding: 42px 32px; background: var(--paper); }\n.apd-features h3, .apd-narrative h3, .apd-specs h3, .apd-compat h3, .apd-faq h3 { font-size: 23px; font-weight: 700; margin-bottom: 22px !important; letter-spacing: -0.01em; }\n.apd-feature-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }\n.apd-feature { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; transition: transform .15s ease, box-shadow .15s ease; }\n.apd-feature:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(22,26,32,0.09); }\n.apd-feature svg { width: 22px; height: 22px; color: var(--accent) !important; margin-bottom: 12px; }\n.apd-feature svg.apd-accent-2 { color: var(--accent-2) !important; }\n.apex65k-pd .apd-feature h4 { font-size: 14px; font-weight: 600; margin-bottom: 6px !important; }\n.apex65k-pd .apd-feature p { font-size: 13.3px; color: var(--muted) !important; line-height: 1.5; }\n@media (max-width: 860px) { .apd-feature-grid { grid-template-columns: repeat(2,1fr); } }\n@media (max-width: 480px) { .apd-feature-grid { grid-template-columns: 1fr; } }\n\n\/* Narrative *\/\n.apd-narrative { padding: 42px 32px; background: var(--ink-2); color: var(--text-light); }\n.apex65k-pd .apd-narrative h3 { color: #fff !important; }\n.apex65k-pd .apd-narrative p { max-width: 70ch; color: #DADADA !important; margin-bottom: 14px !important; font-size: 15.3px; }\n.apd-narrative p:last-child { margin-bottom: 0 !important; }\n\n\/* Specs *\/\n.apd-specs { padding: 42px 32px; background: var(--paper); }\n.apd-spec-groups { display: grid; grid-template-columns: repeat(2,1fr); gap: 26px 32px; }\n.apex65k-pd .apd-spec-group h4 { font-family: var(--font-mono) !important; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent) !important; margin-bottom: 10px !important; padding-bottom: 8px; border-bottom: 2px solid var(--ink); }\n.apd-spec-group td { padding: 7px 0; font-size: 13.3px; border-bottom: 1px solid var(--line); vertical-align: top; }\n.apd-spec-group tr:last-child td { border-bottom: none; }\n.apd-spec-group td:first-child { color: var(--muted) !important; width: 56%; padding-right: 10px; }\n.apd-spec-group td:last-child { font-family: var(--font-mono) !important; font-weight: 500; text-align: right; }\n@media (max-width: 700px) { .apd-spec-groups { grid-template-columns: 1fr; } }\n\n\/* Compatibility *\/\n.apd-compat { padding: 38px 32px; background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }\n.apex65k-pd .apd-compat p { max-width: 68ch; color: var(--muted) !important; margin-bottom: 18px !important; font-size: 14.8px; }\n.apd-compat ul { display: grid; grid-template-columns: repeat(2,1fr); gap: 9px 20px; max-width: 560px; }\n.apd-compat li { font-family: var(--font-mono) !important; font-size: 13.3px; padding-left: 18px; position: relative; }\n.apd-compat li::before { content: ''; position: absolute; left: 0; top: 6px; width: 8px; height: 8px; background: var(--accent-2); border-radius: 2px; }\n\n\/* FAQ *\/\n.apd-faq { padding: 42px 32px; background: var(--paper); }\n.apd-faq details { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 2px 18px; margin-bottom: 10px; }\n.apd-faq summary { cursor: pointer; font-weight: 600; font-size: 14.8px; padding: 15px 24px 15px 0; list-style: none; position: relative; }\n.apd-faq summary::-webkit-details-marker { display: none; }\n.apd-faq summary::after { content: '+'; position: absolute; right: 0; top: 13px; font-size: 19px; color: var(--accent) !important; }\n.apd-faq details[open] summary::after { content: '\\2013'; }\n.apd-faq details p { padding: 0 0 16px; color: var(--muted) !important; font-size: 13.8px; max-width: 68ch; }\n\n\/* Downloads *\/\n.apd-downloads { padding: 38px 32px; background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }\n.apd-download-list { display: flex; flex-wrap: wrap; gap: 12px; }\n.apex65k-pd .apd-download {\n  display: inline-flex; align-items: center; gap: 10px;\n  padding: 12px 18px;\n  border: 1px solid var(--line);\n  border-radius: 10px;\n  text-decoration: none !important;\n  color: var(--text) !important;\n  font-size: 14px; font-weight: 600;\n  transition: border-color .15s ease, background .15s ease;\n}\n.apex65k-pd .apd-download:hover { border-color: var(--accent) !important; background: var(--paper); }\n.apd-download svg { width: 18px; height: 18px; color: var(--accent) !important; flex-shrink: 0; }\n\n\/* Footer *\/\n.apd-footer { padding: 26px 32px; background: var(--ink); color: var(--text-light); display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }\n.apex65k-pd .apd-warranty { font-size: 14px; color: var(--text-light) !important; }\n.apex65k-pd .apd-warranty strong { color: var(--accent) !important; }\n\u003c\/style\u003e\n\u003cdiv style=\"text-align: start;\" class=\"apex65k-pd\"\u003e\n\u003c!-- ============ HERO ============ --\u003e\n\u003csection class=\"apd-hero\"\u003e\n\u003cp class=\"apd-eyebrow\"\u003e48V Hybrid Inverter · Dual AC Input — Grid + Generator\u003c\/p\u003e\n\u003ch2\u003e6,500 Watts of Off-Grid Power, With Solar, Grid, and Generator Running Together\u003c\/h2\u003e\n\u003cp class=\"apd-lead\"\u003eThe APEX-6.5K converts stored DC power from a 48V lithium battery bank into full-strength 120\/240V split-phase household electricity — the same clean, pure sine wave power you'd get from a utility line. Unlike single-input inverters, it keeps a dedicated grid connection and a dedicated generator connection wired in side by side, so cabins, homesteads, and off-grid residences can lean on solar by day and fall back on either backup source without swapping a plug.\u003c\/p\u003e\n\u003cdiv class=\"apd-divider\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 600 20\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ STATS ============ --\u003e\n\u003csection class=\"apd-stats\"\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e6,500W\u003c\/span\u003e\u003cspan class=\"label\"\u003eContinuous Output\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e13,000VA\u003c\/span\u003e\u003cspan class=\"label\"\u003eSurge Capacity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e120\/240V\u003c\/span\u003e\u003cspan class=\"label\"\u003eSplit-Phase\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-stat\"\u003e\n\u003cspan class=\"num\"\u003e99.9%\u003c\/span\u003e\u003cspan class=\"label\"\u003ePeak Efficiency\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FEATURES ============ --\u003e\n\u003csection class=\"apd-features\"\u003e\n\u003ch3\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Screenshot_2026-07-13_190024.png?v=1783958515\" alt=\"Rewritten sentence: Three images highlight the BigBattery APEX-10K 10,000W Off-Grid Hybrid Solar Inverter (48V): one shows it mounted on an indoor wall with a sleek modern card background, another places it beside a house equipped with solar panels, and the third presents a technical diagram—utilizing clean IBM Plex Sans labels—identifying GRID, LOAD, GEN, BAT, and PV connections for seamless APEX-10K integration.\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eWhat Makes the APEX-6.5K Different\u003c\/h3\u003e\n\u003cdiv class=\"apd-feature-grid\"\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"currentColor\" aria-hidden=\"true\"\u003e\u003cpath d=\"M13 2 4 14h6l-1 8 9-12h-6l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e6.5kW Continuous, 13kW Surge\u003c\/h4\u003e\n\u003cp\u003eRated for 6,500W of continuous output with up to 13,000VA of surge headroom to start motors, pumps, and compressors without tripping.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M1,10 Q6,1 11,10 T21,10\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eTrue Split-Phase Sine Wave\u003c\/h4\u003e\n\u003cp\u003e120\/240V pure sine wave at 50\/60Hz — the same wave shape a utility delivers, safe for motors, electronics, and anything sensitive to rough power.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.2\"\u003e\u003c\/circle\u003e\u003cpath d=\"M12 3v2M12 19v2M4.2 12H2.2M21.8 12h-2M5.6 5.6l1.4 1.4M17 17l1.4 1.4M18.4 5.6 17 7M7 17l-1.4 1.4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eDual MPPT Solar Charging\u003c\/h4\u003e\n\u003cp\u003eTwo independent MPPT trackers pull up to 10,000W combined, adjusting continuously as sunlight shifts through the day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M4 4 12 13M12 2V13M20 4 12 13M12 13V21\"\u003e\u003c\/path\u003e\u003ccircle cx=\"12\" cy=\"13\" r=\"2\" fill=\"currentColor\" stroke=\"none\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\n\u003ch4\u003eSolar, Grid \u0026amp; Generator Together\u003c\/h4\u003e\n\u003cp\u003eTwo separate AC inputs let grid and generator both stay connected at once, with solar charging independently on top — no manual switchover.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M9 2v4M15 2v4M7 8h10v4a5 5 0 0 1-10 0V8Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003e80A Pass-Through\u003c\/h4\u003e\n\u003cp\u003eRoutes up to 80A straight to critical loads — enough to carry a well pump or HVAC run without staging separate circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" aria-hidden=\"true\"\u003e\u003crect x=\"2.5\" y=\"9\" width=\"9\" height=\"6\" rx=\"3\" transform=\"rotate(-18 7 12)\"\u003e\u003c\/rect\u003e\u003crect x=\"12.5\" y=\"9\" width=\"9\" height=\"6\" rx=\"3\" transform=\"rotate(-18 17 12)\"\u003e\u003c\/rect\u003e\u003c\/svg\u003e\n\u003ch4\u003eParallel Up to 6 Units\u003c\/h4\u003e\n\u003cp\u003eStack multiple APEX-6.5K units for larger homes, or connect three or more to generate a full three-phase output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg class=\"apd-accent-2\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 2 4 5v6c0 5 3.4 8.4 8 9.9 4.6-1.5 8-4.9 8-9.9V5l-8-3Z\"\u003e\u003c\/path\u003e\u003cpath d=\"M8.5 12.3 10.8 14.6 15.5 9.9\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003ch4\u003eLayered Protection\u003c\/h4\u003e\n\u003cp\u003eGuards against over\/under-voltage, overload, short-circuit, and overheating, tripping a safe shutdown instead of letting a fault spread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-feature\"\u003e\n\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3a2 2 0 0 0-2 2v9.1a4 4 0 1 0 4 0V5a2 2 0 0 0-2-2Z\"\u003e\u003c\/path\u003e\u003cline x1=\"12\" y1=\"7\" x2=\"12\" y2=\"14\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\n\u003ch4\u003e14°F to 131°F Range\u003c\/h4\u003e\n\u003cp\u003eKeeps working from well below freezing up to 131°F, derating only once temperatures climb past 113°F.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"apd-divider\" style=\"background: var(--ink-2); color: var(--accent); opacity: 0.7;\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 600 20\" preserveaspectratio=\"none\"\u003e\u003cpath d=\"M0,10 Q25,-4 50,10 T100,10 T150,10 T200,10 T250,10 T300,10 T350,10 T400,10 T450,10 T500,10 T550,10 T600,10\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003c!-- ============ NARRATIVE ============ --\u003e\n\u003csection class=\"apd-narrative\"\u003e\n\u003ch3\u003eTwo Backup Paths, One Compact Footprint\u003c\/h3\u003e\n\u003cp\u003eMost off-grid inverters make you choose between a grid connection and a generator connection at any given moment. The APEX-6.5K keeps both wired in permanently — two independent MPPT solar trackers cover day-to-day charging for a combined 10,000W, and when the sun isn't enough, the system can draw from utility power and a generator at the same time instead of switching between them.\u003c\/p\u003e\n\u003cp\u003eAt 48 lbs and roughly 25.5 × 16 × 5.5 inches, it's noticeably more compact than the larger APEX-10K, which matters when floor space in a utility room or power shed is tight. The same 14°F to 131°F operating range and layered protection against over-voltage, over-current, short circuits, and heat buildup carry over, so a fault trips a safe shutdown instead of spreading through the rest of the system.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ SPECS ============ --\u003e\n\u003csection class=\"apd-specs\"\u003e\n\u003ch3\u003eFull Specifications\u003c\/h3\u003e\n\u003cdiv class=\"apd-spec-groups\"\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eOutput\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output power\u003c\/td\u003e\n\u003ctd\u003e6,500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax output (surge)\u003c\/td\u003e\n\u003ctd\u003e13,000 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240 Vac split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003ePure sine wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor load capacity\u003c\/td\u003e\n\u003ctd\u003e4 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching time\u003c\/td\u003e\n\u003ctd\u003e10 ms (typ.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax efficiency\u003c\/td\u003e\n\u003ctd\u003e99.9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eBattery \u0026amp; Charging\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003eLi-ion \/ lead-acid \/ user-defined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated battery voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery voltage range\u003c\/td\u003e\n\u003ctd\u003e40–60 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax grid\/gen charge current\u003c\/td\u003e\n\u003ctd\u003e80 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax hybrid charge current\u003c\/td\u003e\n\u003ctd\u003e140 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax solar charge current\u003c\/td\u003e\n\u003ctd\u003e140 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eSolar Input\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT channels\u003c\/td\u003e\n\u003ctd\u003e2 (1+1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax solar input power\u003c\/td\u003e\n\u003ctd\u003e5,000W + 5,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax input current\u003c\/td\u003e\n\u003ctd\u003e18A + 18A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax open circuit voltage\u003c\/td\u003e\n\u003ctd\u003e550 Vdc \/ channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT voltage range\u003c\/td\u003e\n\u003ctd\u003e125–450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT tracking efficiency\u003c\/td\u003e\n\u003ctd\u003e93%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eAC Input \u0026amp; Bypass\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC input\u003c\/td\u003e\n\u003ctd\u003e2 inputs, grid + generator*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage range\u003c\/td\u003e\n\u003ctd\u003e65–140 Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput frequency range\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBypass overload current\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePass-through capacity\u003c\/td\u003e\n\u003ctd\u003e80 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003ePhysical \u0026amp; Environmental\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e25.51 × 16.14 × 5.51 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress protection\u003c\/td\u003e\n\u003ctd\u003eIP20 (indoor only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e14–131°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise level\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;60 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eIntelligent fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"apd-spec-group\"\u003e\n\u003ch4\u003eConnectivity, Protection \u0026amp; ID\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ CAN \/ USB \/ dry contact \/ CT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional module\u003c\/td\u003e\n\u003ctd\u003eWi-Fi \/ GPRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated breakers\u003c\/td\u003e\n\u003ctd\u003eUtility \/ load \/ battery \/ PV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 6 units, 3-phase at 3+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand \/ model\u003c\/td\u003e\n\u003ctd\u003eBigBattery APEX-6.5K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003e00199874185712\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003e*Grid and generator each get their own dedicated AC input and can be connected simultaneously. Certifications: UL1741, RoHS, EN61000-6-1, EC61000-6-3, FCC Part 15 Class B, IEC62109-1\/2.\u003c\/p\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003e \u003c\/p\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003e\u003cimg alt=\"Two gray BigBattery APEX-10K 10,000W Off-Grid Hybrid Solar Inverters (48V) are shown from the back, each displaying multiple circular ports, small connectors labeled in IBM Plex Sans, cooling vents, and side handles. The inverter on the left reveals additional interior components through its ports, with an APEX-10K card visible through one of the openings.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/Screenshot_2026-07-13_190741.png?v=1783958886\"\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12.5px; color: var(--muted) !important; margin-top: 18px !important;\"\u003e \u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- ============ COMPATIBILITY ============ --\u003e\n\u003csection class=\"apd-compat\"\u003e\n\u003ch3\u003eBattery Compatibility\u003c\/h3\u003e\n\u003cp\u003eBuilt around 48V lithium battery banks (40–60Vdc), with full closed-loop communication for the packs below. Other 48V lithium or lead-acid batteries can run as a user-defined battery type, just without the live communication link.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBigBattery NEXUS\u003c\/li\u003e\n\u003cli\u003eBigBattery ETHOS\u003c\/li\u003e\n\u003cli\u003eBigBattery HUSKY2 INV\u003c\/li\u003e\n\u003cli\u003eEG4 280Ah All-Weather \/ Indoor\u003c\/li\u003e\n\u003cli\u003eEG4 314Ah All-Weather \/ Indoor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FAQ ============ --\u003e\n\u003csection class=\"apd-faq\"\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill the APEX-6.5K run my entire house?\u003c\/summary\u003e\n\u003cp\u003eIt depends on your total connected load. At 6,500W continuous (13,000VA surge) it comfortably covers most efficient homes and cabins, but a full load calculation is worth doing before sizing your system — especially if you're running well pumps, electric heat, or several large appliances at once.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan solar, grid, and a generator all run at the same time?\u003c\/summary\u003e\n\u003cp\u003eYes. The APEX-6.5K has two independent AC inputs — one for grid, one for generator — plus solar charging on its own circuit, so all three can stay connected simultaneously. (The larger APEX-10K shares a single AC input between grid and generator instead.)\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat batteries does it work with?\u003c\/summary\u003e\n\u003cp\u003eAny 48V lithium battery bank works as a general-purpose battery. Full closed-loop communication is supported with BigBattery NEXUS, ETHOS, and HUSKY2 INV, plus EG4's 280Ah and 314Ah packs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it be installed outdoors?\u003c\/summary\u003e\n\u003cp\u003eNo — it's rated IP20, meaning indoor or fully enclosed installation only, such as a garage, utility room, or dedicated power shed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I connect more than one unit?\u003c\/summary\u003e\n\u003cp\u003eYes, up to six units can be paralleled together, and three or more can be configured to produce a three-phase output for larger installations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does this compare to the APEX-10K?\u003c\/summary\u003e\n\u003cp\u003eThe APEX-10K outputs more power (10,000W vs. 6,500W continuous) and suits larger homes, but shares one AC input between grid and generator. The APEX-6.5K trades some output capacity for two independent AC inputs, a smaller footprint, and about 14 lbs less weight — a better fit where simultaneous grid-and-generator backup matters more than maximum wattage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need a licensed electrician to install it?\u003c\/summary\u003e\n\u003cp\u003eGiven the voltages and currents involved, installation should be handled by a qualified, licensed electrician or solar installer familiar with your local code requirements.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- ============ DOWNLOADS ============ --\u003e \u003c!-- Turn each placeholder href=\"#...\" below into the real link to your hosted PDF. --\u003e\n\u003csection class=\"apd-downloads\"\u003e\n\u003ch3\u003eDocuments \u0026amp; Downloads\u003c\/h3\u003e\n\u003cdiv class=\"apd-download-list\"\u003e\n\u003ca class=\"apd-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/02\/APEX-SpecSheet0202.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Spec Sheet \u003c\/a\u003e \u003ca class=\"apd-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2025\/12\/BigBattery-Apex-6.5-User-Manual-jun9.docx-1.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e User Manual \u003c\/a\u003e \u003ca class=\"apd-download\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2026\/06\/Apex6.5KNexus-Quick-Start-Guide.pdf\" rel=\"noopener\" target=\"_blank\"\u003e \u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\"\u003e\u003cpath d=\"M12 3v12M7 10l5 5 5-5M4 19h16\"\u003e\u003c\/path\u003e\u003c\/svg\u003e APEX-6.5K Quick Start Guide \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ============ FOOTER ============ --\u003e\n\u003csection class=\"apd-footer\"\u003e\n\u003cp class=\"apd-warranty\"\u003eBacked by a \u003cstrong\u003e5-year limited manufacturer's warranty\u003c\/strong\u003e covering defects in materials and workmanship.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":42320976347191,"sku":"INV034","price":1490.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/2418\/5399\/files\/APEX-6.5KMAINIMG-scaled-2.webp?v=1784055274"}],"url":"https:\/\/ecosolarkits.com\/collections\/240v-inverters.oembed","provider":"Eco Solar Kits","version":"1.0","type":"link"}