LFPWhole-home capablesold new in 2026
Panasonic EverVolt 2.0
A modular LFP hybrid system (9 to 18 kWh per cabinet, up to 72 kWh) with a 12 year warranty; capable, though its public spec sheet is dated and marked preliminary.
Best for: high-capacity modular stacks
Figure - Specs to scalebars vs the largest in our database
Specifications
- Chemistry
- LFP
- Usable capacity
- up to 18 kWh
- Continuous power
- 7.6 kW
- Peak power
- Not published
- Round-trip efficiency
- 89%
- Depth of discharge
- 90%
- Warranty
- 12 years, 70 percent capacity retained at end of term
- Scalable to
- 9 to 18 kWh per cabinet, up to 72 kWh across four units
- Backup scope
- Whole-home capable
- Inverter
- Integrated
- Weight
- 573 lb
- Dimensions
- 33.5 x 70.3 x 5.8 in
Efficiency basis: AC coupled (DC coupled is 94 percent). Round-trip numbers are only comparable across brands when measured the same way, so read the basis before comparing.
Source: Panasonic EverVolt Home Battery System datasheet (preliminary), rev 2023. Specs verified 2026-07-01. Figures are per single unit at beginning of life; confirm the current datasheet with your installer.
Specs do not tell you if it pays off.
Payback depends on your rate plan, usable capacity, and local incentives, not the brand on the box.
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