Solis S6-EH3P12K02-NV-YD-L 12 kW Three-Phase Hybrid Energy Storage Inverter

The Solis S6-EH3P12K02-NV-YD-L is a 12 kW three-phase low-voltage hybrid energy storage inverter designed for residential and commercial solar installations with battery backup. It features dual MPPT inputs with 3 strings per tracker, supporting a maximum PV input current of 20 A and handling high-power modules from any manufacturer. The inverter includes generator compatibility to extend backup runtime during grid outages.

Key capabilities include 250 A maximum battery charge/discharge current for efficient energy storage, intelligent dual backup ports for managing critical and non-critical loads, and 10 seconds of 200% overload capacity. The inverter delivers excellent grid stability with greater than 0.99 power factor and less than 3% total harmonic distortion, even under weak grid or fluctuating generator conditions. It supports both lithium-ion and lead-acid battery systems with a voltage range of 40–60 V.

Technical features include IP66 ingress protection, 7.0-inch LCD display with Bluetooth and mobile app connectivity, CAN/RS485/Ethernet communication, integrated energy meter with 3 current transformers, and optional Wi-Fi and cellular connectivity. Operating temperature range is −40 to +60 °C with a maximum efficiency of 97.6% and EU efficiency of 97.0%. The unit weighs 42 kg and measures 430 × 660 × 305 mm.