The EL-BSWB-120Vdc from Elege New Energy is a Wind Turbine Charge Controllers with Rated Power 5 to 10 kW, Rated Current 63 A, System Voltage 120 V, Operating Temperature -30 to 60 Degree C. Tags: Pulse Width Modulation (PWM). More details for EL-BSWB-120Vdc can be seen below.