Fangrui Product Details The Module Adopts Step Rectification Scheme With High Efficiency, The Highest Efficiency Is Up To .continuously Adjustable Output Voltage And Current; Input Voltage Up To 75 Volts, Output Voltage Up To 60v (at Input 75 Volts) Maximum Current 25a. Product Model: Sz-8025cccv Module Name: 600w Buck Constant Voltage Constant Current Adjustable Power Supply Module Module Nature: Non-isolated Buck Module (buck) Input Voltage:12-75v; Output Voltage Range: 2.5-60v (must Meet The Buck Condition, In Input Multiplied By 0.8); Output Minimum Voltage: 2.5v Maximum Output Voltage: Approximately Equal To The Input Voltage * 0.8 (for Example, The Input Is 40v, 40v * 0.8 = 32v Maximum Output Voltage Is 32v.) Output Constant Current: 1-25a (continuously Adjustable,) Maximum Output Power: 600w (working Environment Must Be Well Ventilated) Continuous Maximum Working Power: 500w (ventilated Environment) Continuous Maximum Working Current: 25a (under Ventilated Environment) Heat Dissipation Mode: Air-cooled Heat Dissipati