Description
The Fox ESS EP12 Plus is a high-performance, high-voltage battery storage system designed for residential and energy storage applications. It uses LFP (LiFePO₄) battery technology and provides a nominal energy capacity of 11.52kWh with a nominal voltage of 384V.The EP12 Plus is designed as a scalable energy storage solution, allowing up to 4 units to be connected in parallel, providing a maximum total storage capacity of 46.08kWh. Its high-voltage architecture and battery round-trip efficiency of ≥95% help provide an efficient energy storage solution.The battery supports both indoor and outdoor installation, features an IP65 protection rating, and uses natural convection cooling. It can be installed using either floor or wall mounting, making it suitable for different installation environments.The EP12 Plus is compatible with Fox ESS H1, KH, H3, H3-Pro and US series systems according to the datasheet.
Electrical Characteristics
| Specification | Fox ESS EP12 Plus |
|---|---|
| System Name | EP12 |
| Model | EP12 Plus |
| Battery Type | LFP (LiFePO₄) |
| Nominal Energy | 11.52 kWh |
| Nominal Voltage | 384 V |
| Operating Voltage | 348–438 V |
| Max. Charge/Discharge Current | 30 A |
| Recommended Charge Current | 15 A |
| Peak Discharge Current | 65 A @ 60 seconds |
| Peak Charge Current | 36 A @ 5 seconds |
| Battery Pack Round-Trip Efficiency | ≥95% |
| Depth of Discharge | 90% |
| Communication | CAN |
| Display | 5 × LED |
| Scalability | Maximum 4 Units in Parallel |
| Maximum Scalable Storage | 46.08 kWh |
| Compatible PCS | H1, KH, H3, H3-Pro, US Series |
| Safety | IEC62619 |
| EMC | EN IEC 61000-6-1/2/3/4 |
| Transportation | UN38.3 |
| Ingress Protection | IP65 |





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