Panasonic EverVolt Home Battery System
Panasonic states 9 kWh (Panasonic EverVolt 2.0 EV-X10 / EVHB-I7-X10 (10 kWh), United States) to 18 kWh (Panasonic EverVolt 2.0 EV-X20 / EVHB-I7-X20 (20 kWh), United States) usable energy and 10 kWh (Panasonic EverVolt 2.0 EV-X10 / EVHB-I7-X10 (10 kWh), United States) to 20 kWh (Panasonic EverVolt 2.0 EV-X20 / EVHB-I7-X20 (20 kWh), United States) nominal energy.
Warranty terms: 12 years; capacity at warranty end: 70% (Panasonic EverVolt Home Battery System (EverVolt 2.0, all variants), United States).
Brand: Panasonic
Published figures
No figures have been collected for continuous power, motor-start current, units per system, and warranty throughput.
| Figure | Value | Publisher | Source |
|---|---|---|---|
| Usable energy, Panasonic EverVolt 2.0 EV-X10 / EVHB-I7-X10 (10 kWh) | 9 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Usable energy, Panasonic EverVolt 2.0 EV-X15 / EVHB-I7-X15 (15 kWh) | 13.5 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Usable energy, Panasonic EverVolt 2.0 EV-X20 / EVHB-I7-X20 (20 kWh) | 18 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Nominal energy, Panasonic EverVolt 2.0 EV-X10 / EVHB-I7-X10 (10 kWh) | 10 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Nominal energy, Panasonic EverVolt 2.0 EV-X15 / EVHB-I7-X15 (15 kWh) | 15 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Nominal energy, Panasonic EverVolt 2.0 EV-X20 / EVHB-I7-X20 (20 kWh) | 20 kWh | Manufacturer Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
Usable and nominal energy
Nominal energy is the stated total stored energy. Usable energy is the stated amount available to draw.
Panasonic EverVolt 2.0 EV-X10 / EVHB-I7-X10 (10 kWh): Panasonic EverVolt Home Battery System states 9 kWh usable and 10 kWh nominal energy (90% usable).
Panasonic EverVolt 2.0 EV-X15 / EVHB-I7-X15 (15 kWh): Panasonic EverVolt Home Battery System states 13.5 kWh usable and 15 kWh nominal energy (90% usable).
Panasonic EverVolt 2.0 EV-X20 / EVHB-I7-X20 (20 kWh): Panasonic EverVolt Home Battery System states 18 kWh usable and 20 kWh nominal energy (90% usable).
Warranty terms
| Term | Figure | Document |
|---|---|---|
| Warranty | 12 years | Web page, at Standalone battery systems, retrieved Sep 23, 2026, dated Sep 23, 2026 |
| Capacity at warranty end, United States | Panasonic EverVolt Home Battery System (EverVolt 2.0, all variants): 70% | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
Features the manufacturer states
Configuration: Panasonic EverVolt Home Battery System (EverVolt 2.0, all variants).
| Feature | Stated | Source |
|---|---|---|
| Chemistry | LFP Not yet checked | Spec sheet, at p.3 Battery specifications, retrieved Sep 25, 2026 |
| Coupling | AC or DC Not yet checked | Web page, at Standalone battery systems, retrieved Sep 23, 2026, dated Sep 23, 2026 |
| Product status | discontinued Not yet checked | Web page, at home page 'Important Update' banner, retrieved Sep 25, 2026, dated Sep 25, 2026 |
Government and program lists
This product is on none of the lists this site reads.
Installs
No install count this site publishes covers this product.
Recalls and safety notices
No notice in the recall sources this site reads is matched to this product. That is not a safety finding. See every recall notice.
Backup hours from your load
This battery has no maker-stated continuous power on this site.