Solis RHI-3P4K-HVES 4kW Three-Phase Hybrid Energy Storage Inverter

The Solis RHI-3P4K-HVES is a three-phase hybrid energy storage inverter with 4 kW rated output power, designed for on-grid and off-grid operation. It features a transformerless topology with maximum efficiency of 98.4%, 2 MPPT trackers with 2 DC inputs, and supports high-voltage lithium-ion battery systems (160–600 V).

The inverter offers three operating modes: self-consumption, time-of-use energy shifting, and off-grid backup with up to 4 kW continuous power and 12 kVA peak power (60 seconds). Automatic power supply switching occurs within 40 ms. It includes intelligent 24-hour energy management, real-time plant monitoring, and support for three-phase imbalance compensation.

Equipped with IP65 ingress protection, natural convection cooling, and a fanless design for silent operation. Dimensions 535 × 455 × 181 mm; weight 25.1 kg. Communicates via RS485 with optional Wi-Fi and GPRS modules. Compatible with BYD HVS and HVM high-voltage battery systems.