LG ESS Home
LG Electronics states 14.4 kWh usable energy (LG ESS Home 8, United States) and 15.8 kWh nominal energy (LG ESS Home 8, United States).
LG Electronics states 7.5 kVA continuous apparent power (LG ESS Home 8, United States, AC).
Warranty terms: 5 years (LG ESS Home 8, United States, base term); 10 years (LG ESS Home 8, United States, if registered with ThinQ and internet-connected); warranted throughput: 59.8 MWh (LG ESS Home 8, United States); capacity at warranty end: 70% (LG ESS Home 8, United States).
Named configurations include LG ESS Home 5 and LG ESS Home 8.
Brand: LG Electronics
Published figures
No figures have been collected for motor-start current.
| Figure | Value | Publisher | Source |
|---|---|---|---|
| Usable energy, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 | 14.4 kWh | Manufacturer Not yet checked | Manual, at p.46 / Home 5/8 - General Specifications, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Nominal energy, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 | 15.8 kWh | Manufacturer Not yet checked | Manual, at p.46 / Home 5/8 - General Specifications, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Continuous power, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (AC) | 7.5 kVA | Manufacturer Not yet checked | Manual, at p.46 / Home 5/8 - General Specifications, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Peak power, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (AC) | 9 kVA | Manufacturer Not yet checked | Manual, at p.47 / Home 5/8 - Backup mode, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Round-trip efficiency, United States, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 | 90% | Manufacturer Not yet checked | Manual, at p.46 / Home 5/8 - General Specifications, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Units per system, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 | 4 units | Manufacturer Not yet checked | Manual, at p.11 / System Scalability, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Lowest operating temperature, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (discharging) | −20°C | Manufacturer Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Lowest operating temperature, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (charging) | −10°C | Manufacturer Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 page cited, no quote |
| Highest operating temperature, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (charging) | 45°C | Manufacturer Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 page cited, no quote |
| Highest operating temperature, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 (discharging) | 50°C | Manufacturer Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Weight, LG Electronics ESS Home 8 (RBA008K0A00), LG ESS Home 8 | 163 kg | Manufacturer Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 |
See it on the home battery chart
Usable and nominal energy
Nominal energy is the stated total stored energy. Usable energy is the stated amount available to draw.
LG ESS Home 8: LG ESS Home states 14.4 kWh usable and 15.8 kWh nominal energy (91% usable).
Stated temperature limits
Stated charging range: 14°F (−10°C) to 113°F (45°C), LG ESS Home 8.
Stated discharging range: −4°F (−20°C) to 122°F (50°C), LG ESS Home 8.
Warranty terms
| Term | Figure | Document |
|---|---|---|
| Warranty, United States | LG ESS Home 8: 5 years (base term) | Warranty, at p.2, retrieved Sep 25, 2026, dated May 1, 2024 page cited, no quote |
| Warranty, United States | LG ESS Home 8: 10 years (if registered with ThinQ and internet-connected) | Warranty, at p.2, retrieved Sep 25, 2026, dated May 1, 2024 |
| Warranted throughput, United States | LG ESS Home 8: 59.8 MWh | Warranty, at p.2 / item 2, retrieved Sep 25, 2026, dated May 1, 2024 |
| Capacity at warranty end, United States | LG ESS Home 8: 70% | Warranty, at p.2 / item 2, retrieved Sep 25, 2026, dated May 1, 2024 |
The stated 59.8 MWh equals 4,152 full cycles of its 14.4 kWh usable energy, LG ESS Home 8.
Features the manufacturer states
Configuration: LG Electronics ESS Home 8 (RBA008K0A00).
| Feature | Stated | Source |
|---|---|---|
| Chemistry | Li-ion (cylindrical) Not yet checked | Manual, at p.47 / Home 5/8 - Battery, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Coupling | AC Not yet checked | Manual, at p.10 / All In One ESS, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Whole-home backup | Yes Not yet checked | Manual, at p.11 / System configuration, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Backup | automatic backup via Smart Energy Box Not yet checked | Manual, at p.11 / Backup Mode, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Built-in inverter | Yes Not yet checked | Manual, at p.10 / All In One ESS, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Enclosure rating | NEMA Type 3R Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Nominal battery voltage | 406.56 V Not yet checked | Manual, at p.47 / Home 5/8 - Battery, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Grid voltage | 120/240 V AC Not yet checked | Manual, at p.46 / Home 5/8 - General Specifications, retrieved Sep 25, 2026, dated Jun 28, 2024 |
| Dimensions | 698 x 1260 x 205 mm Not yet checked | Manual, at p.49 / Enviromental Specification, retrieved Sep 25, 2026, dated Jun 28, 2024 |
Configurations
Configurations named by the figures
- LG ESS Home 8
Other configurations
- LG ESS Home 5
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.
- UL 9540 listed: Yes (LG Electronics ESS Home 8 (RBA008K0A00))
- UL 9540A tested: Yes (LG Electronics ESS Home 8 (RBA008K0A00))
The maker states the listing or test. The listing body's records have not been checked.
Backup hours from your load
Its continuous power is stated in kVA, the inverter’s volt-ampere rating, not in kW, so no backup hours are calculated.