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10,000+ Wh Batteries

Batteries & Storage

10kWh+ battery banks that carry a home through the night or a multi-day outage.

Save up to $3,184.20
From $2,180
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Two gray rectangular EG4 battery storage units stand side by side, one with a display screen and colored cables, showcasing a reliable 48V system ideal for off-grid energy storage against a plain white background.

Save $880EG4 PowerPro 12kW 28.7kWh 48V Battery Backup | Off-Grid Home Solar System $8,685

EG4 48V WallMount 16kWh indoor self-heating 314Ah battery, UL9540A tested

Save $8EG4 48V WallMount 16kWh Indoor Self-Heating Battery | 314Ah | UL9540A $3,719.99

EG4 48V WallMount 16kWh 314Ah All-Weather LiFePO4 battery, IP67 outdoor rated

Save $476EG4 48V WallMount 16kWh 314Ah All-Weather Lithium Battery | LiFePO₄ $3,749.99

EG4 12kW Solar Power System with 48V 15.4kWh ETHOS Battery by BigBattery | Whole Home Backup
Vendor:
BigBattery

EG4 12kW Solar Power System with 48V 15.4kWh ETHOS Battery by BigBattery | Whole Home Backup

Battery · 12,000W · 15,360Wh EG4 12kW Solar Power System with 48V 15.4kWh ETHOS Battery by BigBattery Experience the future of off-grid power with BigBattery's groundbreaking 48V ETHOS systems! Designed...

Regular price $8,029.99

Regular price Sale price $8,029.99
Unit price per

15.4kWh
12.0kW output
LiFePO4
10-yr warranty
SAVE250 $250 off $4,000+
In stock · ships in 1-4 days
EG4 12kW Output Power System | 48V 10.2kWh ETHOS Battery Backup | BigBattery

Save $119
Vendor:
BigBattery

EG4 12kW Output Power System | 48V 10.2kWh ETHOS Battery Backup | BigBattery

Battery · 12,000W · 10,240Wh EG4 12kW Output Power System Experience the future of off-grid power with BigBattery's groundbreaking 48V ETHOS systems! Designed for tiny homes, cabins, and homesteads, our...

Regular price $6,779.99

Regular price ~~$6,899.00~~ Sale price $6,779.99
Unit price per

10.2kWh
12.0kW output
LiFePO4
10-yr warranty
SAVE250 $250 off $4,000+
In stock · ships in 1-4 days
Sale
Sungold Power PowerMax 16.07kWh 51.2V 314Ah Outdoor LiFePO4 Energy Storage Battery | UL1973 & UL9540A | CEC Listed

Save $299
Vendor:
Sungold Power

Sungold Power PowerMax 16.07kWh 51.2V 314Ah Outdoor LiFePO4 Energy Storage Battery | UL1973 & UL9540A | CEC Listed

Outdoor Battery · 16.07kWh · 51.2V 16.07kWh of Outdoor-Rated, UL9540A Certified Home Storage A 16.07kWh 51.2V 314Ah floor-standing LiFePO4 battery rated IP65 for indoor or outdoor installation, UL1973 and UL9540A...

Regular price $2,696.00

Regular price ~~$2,995.00~~ Sale price $2,696.00
Unit price per

16.1kWh
LiFePO4
10-yr warranty
In stock · ships in 1-4 days
Sale
BigBattery ETHOS 48V 20.48kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0956

Save $56
Vendor:
BigBattery

BigBattery ETHOS 48V 20.48kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0956

Energy Storage System · 12kW · 20.48kWh · 18kW PV 20.48kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 4...

Regular price $9,433.99

Regular price ~~$9,490.00~~ Sale price $9,433.99
Unit price per

20.5kWh
12.0kW output
LiFePO4
12-yr warranty
SAVE250 $250 off $4,000+
In stock · ships in 1-4 days
Sale
BigBattery ETHOS 48V 30.72kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0957
Vendor:
BigBattery

BigBattery ETHOS 48V 30.72kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0957

Energy Storage System · 12kW · 30.72kWh · 18kW PV 30.72kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 6...

Regular price $11,933.99

Regular price Sale price $11,933.99
Unit price per

30.7kWh
12.0kW output
LiFePO4
12-yr warranty
SAVE250 $250 off $4,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0753
Vendor:
BigBattery

BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0753

Energy Storage System · 12kW · 40.96kWh · 18kW PV 40.96kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 8...

Regular price $14,587.99

Regular price Sale price $14,587.99
Unit price per

41.0kWh
12.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0754

Save $1307
Vendor:
BigBattery

BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 1 x EG4 18kPV Hybrid Inverter ESS | 12kW Output, 18kW PV | UL9540 Whole-Home Backup | K0754

Energy Storage System · 12kW · 46.08kWh · 18kW PV 46.08kWh of Stackable LiFePO4 Storage with 12kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 9...

Regular price $15,837.99

Regular price ~~$17,145.00~~ Sale price $15,837.99
Unit price per

46.1kWh
12.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
Sale
BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0960

Save $68
Vendor:
BigBattery

BigBattery ETHOS 48V 40.96kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0960

Energy Storage System · 24kW · 40.96kWh · 36kW PV 40.96kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 8...

Regular price $18,902.98

Regular price ~~$18,971.00~~ Sale price $18,902.98
Unit price per

41.0kWh
24.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
Sale
BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0755
Vendor:
BigBattery

BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0755

Energy Storage System · 24kW · 46.08kWh · 36kW PV 46.08kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 9...

Regular price $20,152.98

Regular price Sale price $20,152.98
Unit price per

46.1kWh
24.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0961
Vendor:
BigBattery

BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 2 x EG4 18kPV Hybrid Inverter ESS | 24kW Output, 36kW PV | UL9540 Whole-Home Backup | K0961

Energy Storage System · 24kW · 61.44kWh · 36kW PV 61.44kWh of Stackable LiFePO4 Storage with 24kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 12...

Regular price $23,902.98

Regular price Sale price $23,902.98
Unit price per

61.4kWh
24.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0966
Vendor:
BigBattery

BigBattery ETHOS 48V 46.08kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0966

Energy Storage System · 36kW · 46.08kWh · 54kW PV 46.08kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 9...

Regular price $24,124.97

Regular price Sale price $24,124.97
Unit price per

46.1kWh
36.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0967
Vendor:
BigBattery

BigBattery ETHOS 48V 61.44kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0967

Energy Storage System · 36kW · 61.44kWh · 54kW PV 61.44kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 12...

Regular price $28,336.97

Regular price Sale price $28,336.97
Unit price per

61.4kWh
36.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
BigBattery ETHOS 48V 92.16kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0968
Vendor:
BigBattery

BigBattery ETHOS 48V 92.16kWh LiFePO4 Battery + 3 x EG4 18kPV Hybrid Inverter ESS | 36kW Output, 54kW PV | UL9540 Whole-Home Backup | K0968

Energy Storage System · 36kW · 92.16kWh · 54kW PV 92.16kWh of Stackable LiFePO4 Storage with 36kW of Hybrid Inverter Power A UL 9540 certified whole-home energy storage system: 18...

Regular price $35,836.97

Regular price Sale price $35,836.97
Unit price per

92.2kWh
36.0kW output
LiFePO4
12-yr warranty
SAVE500 $500 off $8,000+
In stock · ships in 1-4 days
EG4 PowerPro 12kW 14.3kWh 48V System

Save $1010
Vendor:
EG4

EG4 PowerPro 12kW 14.3kWh 48V System

Power Station · 12,000W · 14,340Wh EG4 PowerPro 12kW 14.3kWh 48V System 12,000WRated Output 14,340WhBattery Capacity 18,000WMax Solar Input 48VSystem Voltage OverviewOverview Introducing the EG4 PowerPro, a high-capacity, all-weather residential...

Regular price $7,289.00

Regular price ~~$8,299.00~~ Sale price $7,289.00
Unit price per

14.3kWh
12.0kW output
LiFePO4
10-yr warranty
ECO100 $100 off $1,500+
In stock · ships in 1-4 days
Sale
Fortress Power eVault MAX 18.5kWh 48V LFP Battery

Sold out
Vendor:
Fortress Power

Fortress Power eVault MAX 18.5kWh 48V LFP Battery

Battery · 18,500Wh Fortress Power eVault MAX 18.5kWh 48V LFP Battery 18,500WhBattery Capacity 48VSystem Voltage 98%Efficiency 10 yrWarranty OverviewOverview Discover the Fortress Power eVault Max 18.5kWh LFP Battery – your...

Regular price $7,239.99

Regular price ~~$7,139.00~~ Sale price $7,239.99
Unit price per

18.5kWh
LiFePO4
10-yr warranty
Sold out
BYD Premium 12 - 32kWh HVL Battery System

Sold out
Vendor:
BYD

BYD Premium 12 - 32kWh HVL Battery System

Battery · 12,000Wh BYD Premium 12 - 32kWh HVL Battery System Introducing the BYD Battery-Box Premium HVL: 12,000WhBattery Capacity LiFePO4Chemistry 330.7 lbWeight OverviewOverview Unleash high-powered emergency backup and off-grid capability...

Regular price $7,109.33

Regular price ~~$7,899.00~~ Sale price $7,109.33
Unit price per

12.0kWh
LiFePO4
Sold out
Off-Grid 24kW Output Power System | 48V 20.4kWh ETHOS Battery Backup | BigBattery

Sold out
Vendor:
BigBattery

Off-Grid 24kW Output Power System | 48V 20.4kWh ETHOS Battery Backup | BigBattery

Battery · 12,000W · 20,480Wh Off-Grid 24kW Output Power System Experience the future of off-grid power with BigBattery's groundbreaking 48V ETHOS systems! Designed for tiny homes, cabins, and homesteads, our...

Regular price $8,640.00

Regular price Sale price $8,640.00
Unit price per

20.5kWh
12.0kW output
LiFePO4
10-yr warranty
Sold out
Off-Grid 24kW Output Power System | 48V 43kWh RHINO 2 Battery Backup | BigBattery

Sold out
Vendor:
BigBattery

Off-Grid 24kW Output Power System | 48V 43kWh RHINO 2 Battery Backup | BigBattery

Battery · 12,000W · 42,900Wh Off-Grid 24kW Output Power System 12,000WRated Output 42,900WhBattery Capacity 18,000WMax Solar Input 48VSystem Voltage OverviewOverview High-capacity off-grid power!The second generation of BigBattery’s flagship 48V RHINO...

Regular price $21,067.00

Regular price Sale price $21,067.00
Unit price per

42.9kWh
12.0kW output
LiFePO4
10-yr warranty
Sold out
Off-Grid 24kW Output Power System | 48V 28.6kWh RHINO 2 Battery Backup | BigBattery

Sold out
Vendor:
BigBattery

Off-Grid 24kW Output Power System | 48V 28.6kWh RHINO 2 Battery Backup | BigBattery

Battery · 12,000W · 28,680Wh Off-Grid 24kW Output Power System High-capacity off-grid power! The second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here...

Regular price $17,272.00

Regular price Sale price $17,272.00
Unit price per

28.7kWh
12.0kW output
LiFePO4
10-yr warranty
Sold out
Off-Grid 12kW Output Power System | 48V 14.3kWh RHINO 2 Battery Backup | BigBattery

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Vendor:
BigBattery

Off-Grid 12kW Output Power System | 48V 14.3kWh RHINO 2 Battery Backup | BigBattery

Battery · 12,000W · 14,340Wh Off-Grid 12kW Output Power System High-capacity off-grid power! The second generation of BigBattery’s flagship 48V RHINO has arrived, and the next-gen RHINO 2 is here...

Regular price $8,587.00

Regular price Sale price $8,587.00
Unit price per

14.3kWh
12.0kW output
LiFePO4
10-yr warranty
Sold out
RHINO 2 LiFePO4 Battery 48V 280Ah 14.34kWh | BigBattery

Sold out
Vendor:
BigBattery

RHINO 2 LiFePO4 Battery 48V 280Ah 14.34kWh | BigBattery

Battery · 10,240W · 14,340Wh RHINO 2 LiFePO4 Battery 48V 280Ah 14.34kWh Say hello to the BigBattery 48V RHINO 2 – a game-changer in powering homes across America. This sleek,...

Regular price $3,799.00

Regular price Sale price $3,799.00
Unit price per

14.3kWh
10.2kW output
LiFePO4
10-yr warranty
Sold out

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