Home battery FOX ESS US1AC
The FOX ESS US1AC is a home battery range from FOX ESS with 30 models. Models store 7.94 kWh – 27.79 kWh in Lithium Iron Phosphate cells. Rated AC power 3.8 kW – 11.4 kW. Listed and verified: UL 9540. Sold in United States.
Specifications
- Capacity
- 7.94 kWh – 27.79 kWh
- Battery chemistry
- Lithium Iron Phosphate
- Rated AC power
- 3.8 kW – 11.4 kW
- Models in this range
- 30
Product details
- Product type
- Home battery
- Brand
- FOX ESS
- Category
- Home Battery Storage
- Sold in
- United States
- Listed in
- California Energy Commission
Models (30)
| Model | Nominal capacity | Usable capacity | AC power | Certificate |
| US1AC-11.4-EQL2 | 7.94 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL2 | 7.94 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL2 | 7.94 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL2 | 7.94 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL2 | 7.94 kWh | | 9.6 kVA | |
| US1AC-11.4-EQL3 | 11.91 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL3 | 11.91 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL3 | 11.91 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL3 | 11.91 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL3 | 11.91 kWh | | 9.6 kVA | |
| US1AC-11.4-EQL4 | 15.88 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL4 | 15.88 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL4 | 15.88 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL4 | 15.88 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL4 | 15.88 kWh | | 9.6 kVA | |
| US1AC-11.4-EQL5 | 19.85 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL5 | 19.85 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL5 | 19.85 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL5 | 19.85 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL5 | 19.85 kWh | | 9.6 kVA | |
| US1AC-11.4-EQL6 | 23.82 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL6 | 23.82 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL6 | 23.82 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL6 | 23.82 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL6 | 23.82 kWh | | 9.6 kVA | |
| US1AC-11.4-EQL7 | 27.79 kWh | | 11.4 kVA | |
| US1AC-3.8-EQL7 | 27.79 kWh | | 3.8 kVA | |
| US1AC-5.7-EQL7 | 27.79 kWh | | 5.7 kVA | |
| US1AC-7.6-EQL7 | 27.79 kWh | | 7.6 kVA | |
| US1AC-9.6-EQL7 | 27.79 kWh | | 9.6 kVA | |
Certifications
| Certification | Market | Status | Reference | Valid until |
|---|
| UL 9540 | United States and Canada | ✓ Verified 19 October 2026 | CSA Group | |
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