Mecer InfiniSolar 4kW Super Single Phase (SOL-I-IS-4S) - Model: Infinisolar Super 4KW, PHASE: 1-Phase In/1-Phase Out, Max. PV INPUT POWER: 5000 W, Rated Output Power: 4000 W, INTERFACE: Communication Port USB/Dry Contact, Maximum Charging Power: 4000 W, Nominal Output Voltage: 202/208/220/230/240 VAC, Output Voltage Range: 184-264.5 VAC, Nominal Output Current: 17.5A, Power Factor: >0.99, EFFICIENCY: Maximum Conversion Efficiency (DC/AC) 0.96