Huawei SUN2000-20K-MB0 20 kW Three-Phase Hybrid Inverter

The Huawei SUN2000-20K-MB0 is a 20 kW three-phase hybrid inverter designed for medium-sized commercial PV installations. It features two MPPT trackers with four DC inputs, integrated AFCI arc fault protection, and Type II surge protection on both the DC and AC sides. The inverter achieves a maximum efficiency of 98.4% and operates in temperatures ranging from −25 °C to +60 °C.

The inverter is battery-ready, with two energy storage system terminals, and is compatible with Huawei LUNA2000 battery systems. It supports a maximum DC input voltage of 1,100 V, with a full-load MPPT voltage range of 480 V–800 V. The unit includes smart air cooling, IP66 protection, LED indicators, integrated WLAN connectivity, and optional RS485 communication via Smart Dongle.

This model is part of the Huawei MB0 series, available in power ratings from 12 kW to 25 kW. It is compatible with Huawei optimizers, including the SUN2000-450W-P2, SUN2000-600W-P, MERC-1100W-P, and MERC-1300W-P models.