Solis S6-EH3P4K-H-EU 4kW Three-Phase Hybrid Inverter

The Solis S6-EH3P4K-H-EU is a three-phase hybrid energy storage inverter rated at 4 kW output power. It features integrated 2 MPPTs with 2 independent DC inputs, supporting a maximum PV input power of 6.4 kW. The inverter achieves a maximum efficiency of 96.0% and EU efficiency of 96.0%, with peak-shaving and UPS capability.

This high-voltage battery inverter supports lithium-ion batteries in the 120–600 V range with a maximum charge/discharge power of 4 kW (25 A current). It includes pre-made battery, meter, and CAN cabling to reduce installation time. The unit features transformerless topology, natural convection cooling, and comprehensive protection including integrated DC switch, PV overvoltage protection, battery reverse protection, and anti-islanding.

Connectivity includes CAN and RS485 communication, with optional Wi-Fi, cellular, and LAN support via the SolisCloud monitoring portal. The inverter is rated IP66 and operates from −25 to +60 °C. Dimensions are 600 × 500 × 210 mm with a weight of 26.4 kg.