Solar pumping power inverter,Solar products WLK-PB400L to WLK-PB3700L Low power Model Adapting Pump Motor PV Peak Power(kWp) Maximum Input DC Voltage(V)MPP Recommended MPP Voltage(V)Rated Output Current(A)Output FrequencyHz Rated Power(kW) Rated Voltage(V)PB400L0.25-0.4200-2200.6430280-35030-60PB750L0.55-0.75200-2201.1430280-35050-60PB1500L1.1-1.5200-2202.2430280-35070-60PB2200L2.2200-2203.3430280-350110-60PB3700L3-3.7200-2205430280-350170-60