High Efficiency,up to 96% High input PF>0.99;Input current THDi<3% Muti-protection, as temperature, overload, battery under voltage, fan failures, short-circuit Four circuit breakers, providing full protection when fault happens battery cold start Full DSP control Battery management: smart charging control, auto maintenance, greatly extend the battery life Parallel up to 8 units Friendly operation interface, high-resolution LCD screen