Storz Power SP5.12
Storz states 5.12 kWh nominal energy (Storz Power SP5.12-LFPv4, United States).
Warranty terms: 25 years (Storz Power SP5.12-LFPv4, United States); warranted cycles: 8,000 cycles (Storz Power SP5.12-LFPv4, United States).
Brand: Storz
Published figures
No figures have been collected for usable energy, continuous power, motor-start current, end-of-warranty capacity, and warranty throughput.
| Figure | Value | Publisher | Source |
|---|---|---|---|
| Nominal energy, Storz Power SP5.12-LFPv4 | 5.12 kWh | Manufacturer Not yet checked | Spec sheet, at p.4 / Packages - Total Energy Capacity Included, retrieved Sep 25, 2026, dated Aug 17, 2021 |
| Round-trip efficiency, United States, Storz Power SP5.12-LFPv4 | 98% | Manufacturer Not yet checked | Spec sheet, at p.5 / Storz Power battery - Round Trip Efficiency DC-DC, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Units per system, Storz Power SP5.12-LFPv4 | 168 units | Manufacturer Not yet checked | Spec sheet, at p.1, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Largest stack, Storz Power SP5.12-LFPv4 | 840 kWh | Manufacturer Not yet checked | Spec sheet, at p.4 / Battery expandability, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Lowest operating temperature, Storz Power SP5.12-LFPv4 (discharging) | −10°C | Manufacturer Not yet checked | Spec sheet, at p.5 / Installation specifications, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Lowest operating temperature, Storz Power SP5.12-LFPv4 (charging) | 0°C | Manufacturer Not yet checked | Spec sheet, at p.5 / Installation specifications, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Highest operating temperature, Storz Power SP5.12-LFPv4 (charging) | 55°C | Manufacturer Not yet checked | Spec sheet, at p.5 / Installation specifications, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Highest operating temperature, Storz Power SP5.12-LFPv4 (discharging) | 55°C | Manufacturer Not yet checked | Spec sheet, at p.5 / Installation specifications, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Weight, Storz Power SP5.12-LFPv4 | 44.5 kg | Manufacturer Not yet checked | Spec sheet, at p.6 / Size & weight, retrieved Sep 25, 2026, dated Dec 31, 2024 |
Stated stack range
Largest stated stack: 840 kWh (energy basis not stated) (168 units).
Stated temperature limits
Stated charging range: 32°F (0°C) to 131°F (55°C), Storz Power SP5.12-LFPv4.
Stated discharging range: 14°F (−10°C) to 131°F (55°C), Storz Power SP5.12-LFPv4.
Warranty terms
| Term | Figure | Document |
|---|---|---|
| Warranty, United States | Storz Power SP5.12-LFPv4: 25 years | Spec sheet, at p.6 / Warranty, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Warranted cycles, United States | Storz Power SP5.12-LFPv4: 8,000 cycles | Spec sheet, at p.6 / Warranty, retrieved Sep 25, 2026, dated Dec 31, 2024 |
Features the manufacturer states
Configuration: Storz Power SP5.12-LFPv4.
| Feature | Stated | Source |
|---|---|---|
| Chemistry | LFP Not yet checked | Spec sheet, at p.5 / Storz Power battery, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Coupling | AC or DC Not yet checked | Spec sheet, at p.1 / Flexible, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Whole-home backup | Yes (claimed, with AI+ package) Not yet checked | Spec sheet, at p.1, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Compatible inverters | Sol-Ark 12K-2P-N, Sol-Ark 15K-2P-N (packaged) Not yet checked | Spec sheet, at p.4 / Model numbers, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Enclosure rating | IP55 (battery cabinet) Not yet checked | Spec sheet, at p.5 / Installation specifications, retrieved Sep 25, 2026, dated Dec 31, 2024 |
| Dimensions | 432 x 432 x 222 mm Not yet checked | Spec sheet, at p.6 / Size & weight, retrieved Sep 25, 2026, dated Dec 31, 2024 |
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 (Storz Power SP5.12-LFPv4)Spec sheet, at p.6 / Compliance standards, retrieved Sep 25, 2026, dated Dec 31, 2024 Not yet checked
- UL 9540A tested: Yes (Storz Power SP5.12-LFPv4)Spec sheet, at p.6 / Compliance standards, retrieved Sep 25, 2026, dated Dec 31, 2024 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.