Huawei SUN2000-4K-LB0 Single-Phase Inverter with Battery Ready

The Huawei SUN2000-4K-LB0 is a 4 kW single-phase grid-tied inverter designed for residential solar installations. It features integrated active arcing protection, anti-islanding protection, and DC surge protection compliant with TYPE II standards. With a maximum efficiency of 97.8%, dual MPPT trackers, and natural convection cooling, it delivers reliable performance across a wide operating temperature range.

The inverter is battery-ready with direct support for LUNA2000 battery modules (5/10/15-S0 and 7/14/21-S1), allowing plug-and-play integration for energy storage systems. It supports backup power output via SmartGuard 63A S0 and includes optimizer compatibility for enhanced yield optimization.

Connectivity options include built-in WLAN with FusionSolar app, RS485, and optional Ethernet or 4G modules via Smart Dongle accessories. The compact design (425 × 376.5 × 150 mm) and IP66 rating make it suitable for both indoor and outdoor mounting.