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Power your entire home, RV, or off-grid setup with the EcoFlow DELTA Pro Ultra, a next-generation solar power station paired with high-efficiency 200W portable solar panels. This all-in-one 6,000Wh off-grid power system delivers unmatched energy capacity, expandable storage, and seamless backup power when you need it most.
Whether you're preparing for emergencies, living off the grid, or traveling in your RV, this kit offers reliable and scalable energy with advanced solar charging and ultra-quiet operation.
Experience ultimate home power reliability with the EcoFlow DELTA Pro Ultra, featuring an expandable battery capacity up to 90kWh. That’s over 30 days of essential backup energy for everyday appliances like lights, refrigerators, and more, perfect for long-term emergency preparedness and off-grid living. Its stackable, space-saving design fits neatly into a garage or utility room, making it ideal for modern households.
Delivering a robust 7.2kW output, the DELTA Pro Ultra powers high-demand appliances, including a 3-ton central air conditioner. Need even more power? Connect up to 3 inverters and pair them with the EcoFlow Smart Home Panel 2 to unlock a massive 21.6kW AC output. Thanks to X-Fusion technology, you'll enjoy a stable 7200W output at all times, no matter the input source.
Take advantage of record-breaking solar performance with up to 5.6kW solar input per inverter using High and Low-PV compatibility. Link three inverters for a staggering 16.8kW input, generating a full day’s worth of solar power for your home in just one hour. Whether using portable solar panels or a rooftop solar array, achieve full energy independence with ease.
Charging is more flexible than ever. The DELTA Pro Ultra supports multiple charging methods, including solar, wall outlets, gas generators, and EV charging stations. With a maximum charging speed of 8800W, you can charge two batteries in just 2 hours - the fastest in the industry.
Thanks to its built-in online UPS (Uninterruptible Power Supply), your sensitive electronics stay protected with seamless, uninterrupted power during outages. For overnight backup of low-power appliances under 2000W, the system operates in silent mode at 0 dB, keeping your environment peaceful and quiet - ideal for bedrooms and nurseries.
Built for extreme durability, the EcoFlow DELTA Pro Ultra withstands harsh weather and freezing temperatures. Whether facing natural disasters or unpredictable climates, this powerhouse ensures your home remains protected and powered without compromise.
The first and only portable power station certified to both UL1973 and UL9540 standards - built for unmatched safety and home reliability
Massive 7.2–21.6kW output easily powers your entire home, including central air conditioning
Expandable storage from 6kWh to 90kWh - enjoy uninterrupted whole-home backup for days or even weeks
Seamless auto-switching, extended runtime, and lower utility costs when paired with EcoFlow Smart Home Panel 2
Five versatile charging methods - even your backup has a backup
Automatic battery self-heating below 32℉ ensures reliable performance in cold climates
| AC Continuous Output | 7200W |
| AC Surge Output | 10.8kW |
| System Scalability | Up to 21.6kW |
| Battery Chemistry | LFP (LiFePO₄) |
| IP Rating | IP54 |
| Battery Cycle Life |
80% capacity after 3,500 cycles
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| UPS Function |
Backup UPS < 20ms, Online UPS 0ms
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| AC Output (Discharging) |
Pure sine wave, 7200W total, 120V/240V~ 60Hz
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| AC Output (Bypass Mode) |
100–120V~30A total, 50/60Hz
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| DC Output |
12.6V⎓30A, 378W Max
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| AC Output (Backup UPS Sockets) |
2 × 120V (20A max per port), 1 × 120V/240V (30A max)
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| AC Output (Online UPS Sockets) |
2 × 120V (20A max per port), 1 × 120V (30A max)
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| USB-A Ports |
2 × 5V⎓2.4A (12W max per port, 24W total)
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| USB-C Ports |
2 × 5–20V⎓5A (100W max per port, 200W total)
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| AC Charging Input |
100–120V15A or 200–240V12.5A, 50/60Hz
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| AC Bypass Input |
100–120V~15A, 50/60Hz (duration < 3hrs if >12A)
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| Solar Charging Input (Total) | 5600W (2 ports) |
| High-PV Input |
80–450V⎓15A, 4000W max
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| Low-PV Input |
30–150V⎓15A, 1600W max
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| Inverter Dimensions |
690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in)
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| Inverter Weight | 31.7 kg (70 lb) |
| Battery Dimensions |
660 × 455 × 204 mm (26 × 18 × 8 in)
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| Battery Weight | 50.7 kg (111.8 lb) |
| Warranty | 5 Years |
| Connectivity |
Bluetooth, Wi-Fi, 4G
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| Operating Temperature |
-20°C to 45°C (–4°F to 113°F)
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| Charging Temperature |
-20°C to 45°C (–4°F to 113°F)
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| Storage Temperature |
-20°C to 45°C (–4°F to 113°F)
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| Maximum Power (Pmax) | 200W |
| Maximum Power Voltage (Vmp) | 18.6V |
| Maximum Power Current (Imp) | 10.8A |
| Open Circuit Voltage (Voc) | 22.8V |
| Short Circuit Current (Isc) | 11.2A |
| Maximum System Voltage (Vmax) | 1000VDC |
| Dimension | 55.7 x 36.6 x 1.4 in |
| Weight | 36.8 lbs |
| Warranty | 25 years |
Free shipping on all orders within the mainland US (Hawaii, Alaska and overseas territories excluded - a freight forwarder is required). Orders are confirmed by email immediately; we verify stock with the supplier before your card is charged. In-stock items ship within five business days, with tracking emailed within 24 hours of shipment. Typical lead time from purchase to delivery is 5-10 business days; freight transit is usually 4-6 business days. Minimum order value is $69.
You have 30 days from the delivery date to initiate a return (35 days for orders placed Nov 25-30 and Dec 25-31). Items must be unused, in original packaging with tags attached, and returns require prior authorization from our team.
To start a return: +1 (307) 317-7213, hello@ecosolarkits.com, or live chat. Read the full return and refund policy
