Special Offers
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Vendor: BigBattery
BigBattery ETHOS + EG4 12000XP V2 Off-Grid Kit | 15.36–30.72 kWh | 48V LiFePO4
Stackable storage meets a 12K-class inverter: BigBattery ETHOS 48V 5.12 kWh LiFePO4 modules paired with the EG4 12000XP V2 off-grid inverter. The tower-style ETHOS design keeps a small footprint while letting you scale from 15.36 to...Regular price From $6,020.00Regular price From $6,020.00 -
Vendor: BigBattery
BigBattery ETHOS + EG4 18kPV Hybrid Inverter Kit | 10.24–30.72 kWh | Whole-Home Solar ESS
The BigBattery ETHOS + EG4 18kPV Hybrid Inverter Kit is a complete, scalable home energy storage system: stackable ETHOS 48V LiFePO4 battery modules paired with the EG4 18kPV, an all-in-one hybrid inverter that accepts up to...Regular price From $7,755.00Regular price From $7,755.00 -
Vendor: BigBattery
BigBattery ETHOS + EG4 6000XP Off-Grid Kit | 15.36 kWh | 48V LiFePO4
A compact off-grid starter system: three stackable BigBattery ETHOS 48V 5.12 kWh LiFePO4 modules — 15.36 kWh in a single tower — paired with the EG4 6000XP split-phase off-grid inverter. Ideal for cabins, tiny homes, and...Regular price $5,619.99Regular price $5,619.99 -
Vendor: BigBattery
BigBattery ETHOS + EG4 FlexBOSS18 Kit | 10.24–30.72 kWh | Split-Phase Home ESS
This kit combines stackable BigBattery ETHOS 48V LiFePO4 battery modules with the EG4 FlexBOSS18 hybrid inverter — 18 kW of solar input and 13 kW of continuous split-phase AC output across three MPPT channels, with remote...Regular price From $6,055.00Regular price From $6,055.00 -
Vendor: BigBattery
BigBattery ETHOS + EG4 FlexBOSS21 Kit | 10.24–30.72 kWh | Split-Phase Home ESS
The step-up configuration: stackable BigBattery ETHOS 48V LiFePO4 battery modules paired with the EG4 FlexBOSS21 hybrid inverter — 21 kW of solar input and 16 kW of continuous split-phase AC output across four MPPT channels, with...Regular price From $6,460.00Regular price From $6,460.00 -
Vendor: BigBattery
BigBattery ETHOS 48V Stackable LiFePO4 Battery System | 15.36 kWh (3 × 5.12 kWh Modules) | UL1973 / UL9540A
The BigBattery ETHOS is a stackable 48V LiFePO4 home battery system. This configuration includes three 5.12 kWh modules — approximately 15.36 kWh of storage in a single tower — and carries UL1973 and UL9540A safety listings...Regular price $4,620.00Regular price $4,620.00
