Solar Grid Micro Inverter Controller Microinverter WIFI Control Item Type: Solar Grid Micro Inverter Model: GTB 300 Maximum Input Power: 400W Maximum DC Short Circuit: 20A Maximum Input Working Current: 12A Ambient Temperature Range: -40℃ To +60℃ Waterproof Grade: IP65 Communication Method: Wireless Mode Power Transmission Mode: Reverse transmission, load priority. THD: <5% Output Data 120V 230V Peak Power Output 400W 400W Rated Output Power 400W 400W Rated Output Current 5A 2.6A Rated Voltage Range 80-160V AC 180-260V AC Rated Frequency Range 48-51/58-61Hz 48-51/58-61Hz Power Factor ＞0.99% ＞0.99% Maximum Output Efficiency 6pcs, single phase 12pcs, single phase Output Efficiency 120V 230V Static MPPT Efficiency 99.50% 99.50% Maximum Unit Per Branch Circuit 95% 95% Power Consumption at Night ＜1W ＜1W