Lion Energy Sanctuary 3
Lion Energy states 14.3 kWh nominal energy (United States).
Lion Energy states 12 kW continuous power (United States, AC).
Warranty terms: 10 years (United States); warranted throughput: 41.1 MWh (United States); capacity at warranty end: 70% (United States).
Brand: Lion Energy
Published figures
No figures have been collected for usable energy.
| Figure | Value | Publisher | Source |
|---|---|---|---|
| Nominal energy | 14.3 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 / title, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Continuous power (AC) | 12 kW | Manufacturer Not yet checked | Spec sheet, at p.1 / sub-model table, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Motor start (LRA) | 180 A | Manufacturer Not yet checked | Spec sheet, at p.3 / Sanctuary 3 Inverter (cont.), LRA (Locked Rotor Amps), retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Round-trip efficiency, United States | 89% | Manufacturer Not yet checked | Spec sheet, at p.2 / System, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Units per system | 12 batteries | Manufacturer Not yet checked | Spec sheet, at p.2 / System, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Largest stack | 171.6 kWh | Manufacturer Not yet checked | Spec sheet, at p.2 / System, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Lowest operating temperature | −20°C | Manufacturer Not yet checked | Spec sheet, at p.3 / Battery Operating Temperature, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Highest operating temperature | 55°C | Manufacturer Not yet checked | Spec sheet, at p.3 / Battery Operating Temperature, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Weight | 131.5 kg | Manufacturer Not yet checked | Spec sheet, at p.3 / Battery Weight, retrieved Sep 25, 2026, dated Apr 23, 2026 |
See it on the home battery chart
Stated stack range
One unit: 14.3 kWh nominal. Largest stated stack: 171.6 kWh (energy basis not stated) (12 batteries).
Stated temperature limits
Stated operating range: −4°F (−20°C) to 131°F (55°C).
Battery’s stated motor-start current: 180 A (LRA means locked-rotor amps, a motor’s starting current). Compare starting current.
Warranty terms
| Term | Figure | Document |
|---|---|---|
| Warranty, United States | 10 years | Warranty, at p.3 / Warranty Certificate, retrieved Sep 25, 2026, dated Dec 12, 2024 |
| Warranted throughput, United States | 41.1 MWh | Warranty, at p.1 / 10-Year table, retrieved Sep 25, 2026, dated Dec 12, 2024 |
| Capacity at warranty end, United States | 70% | Warranty, at p.1 / 10-Year table, retrieved Sep 25, 2026, dated Dec 12, 2024 |
The stated 41.1 MWh equals 2,874 full cycles of its 14.3 kWh nominal energy.
Features the manufacturer states
| Feature | Stated | Source |
|---|---|---|
| Chemistry | LFP Not yet checked | Spec sheet, at p.3 / Sanctuary 3 Battery 14.3kWh, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Coupling | AC or DC Not yet checked | Spec sheet, at p.1–2, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Whole-home backup | Yes (with combinations of multiple inverters) Checked and corrected against the document | Web page, at release, retrieved Sep 25, 2026, dated Jun 1, 2025Capable of 12 kW+ continuous output with combinations of multiple inverters - supporting higher loads and whole-home backup. |
| Built-in inverter | No Not yet checked | Spec sheet, at p.1, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Compatible inverters | Sanctuary 3 Inverter 18kW Not yet checked | Spec sheet, at p.1, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Enclosure rating | NEMA 3R / IP65 Not yet checked | Spec sheet, at p.2 / System, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Nominal battery voltage | 51.2 V Not yet checked | Spec sheet, at p.3 / Battery Rated Voltage, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Grid voltage | 120/240 split phase V AC Not yet checked | Spec sheet, at p.2, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Dimensions | 1141 x 470 x 265 mm Not yet checked | Spec sheet, at p.3 / Battery Dimensions (HxWxD), retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Product status | current Not yet checked | Spec sheet, at footer, retrieved Sep 25, 2026, dated Apr 23, 2026 |
| Launched | 2025 Checked against the document | Web page, at dateline, retrieved Sep 25, 2026, dated Jun 1, 2025 page cited, no quote |
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: YesSpec sheet, at p.2 / Certifications & Compliance, retrieved Sep 25, 2026, dated Apr 23, 2026 Not yet checked
- UL 9540A tested: YesSpec sheet, at p.2 / Certifications & Compliance, retrieved Sep 25, 2026, dated Apr 23, 2026 Not yet checked
The maker states the listing or test. The listing body's records have not been checked.
Backup hours from your load
This battery has no maker-stated usable energy on this site.