Modular Design Modular design, plug-in installation, simple appearance design, integration of modern home | | Smart Switch Can be worked under off grid model , support UPS power , on/off gird switch within 10ms | | Wide voltage input range Ultra-wide PV voltage range 120V ~500V, battery Ultra-wide voltage range 85V ~450V | | | Safe and Reliable smart air cooling, low temperature rise, long life time, multiple protection functions | | Smart and Easy Operation Supporting GPRS / WIFI / RS485 / USB, LCD design, supporting remote monitoring | | High Power Efficiency Less power loss under high temperature, higher power efficiency , 30% DC Overload acceptable | |