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The Fox ESS HV-Junction Box-50 is a high-performance high-voltage junction box designed for compatible Fox ESS battery storage systems. It supports up to 4-way battery parallel connection, with 4 battery inputs and 1 load output, helping expand system storage capacity up to 41.4kWh. Built for easy installation, it features IP65 protection, wall-mounted installation, natural cooling, and indoor or outdoor installation suitability. The datasheet lists compatibility with K, H1(G2), H3, H3 PRO and US Series PCS, along with 500V nominal voltage, 50A maximum continuous current, 65A peak current for 60 seconds.
| Altitude | ≤2000 m |
| Dimensions | 223 x 246 x 89 mm |
| Weight | 2.6 kg |
| Voltage | 500V |
| IP Rating | IP65 |
| MPN | HV-Junction Box-50 |