Features: _x000D_ With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current. _x000D_ The efficiency can be up to 96%, measured at 20A, converting 24V to 12V. _x000D_ _x000D_ It is designed with 75V/80A large current dual MOS tube. _x000D_ Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output. _x000D_ Wiring is convenient with these large current 30A screw terminals. _x000D_ The buck module has 2 heat sink that could enhance heat dissipation. _x000D_ When there is a big difference between input and output voltage, please decrease power and current._x000D_ _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Input Voltage: 6V to 40V DC(10V to 40V is suggested) _x000D_ Output Voltage: 1.2V to 36V DC _x000D_ Output Current: 20A(max.), 15A(suggested, ) _x000D_ Efficiency: 95%(24V to 12V, 20A) _x000D_ Output Ripple: 50mV_x000D_ _x000D_ Wiring Method: Terminal_x000D_ _x000D_ Short Circuit Protection: Self-recovery(cannot short circuit for long time) _x000D_ Size: 60 x 53 x 27mm / 2.36 x 2.08 x 1.06" _x000D_ _x000D_ _x000D_ VO+_x000D_ Output positive_x000D_ When input and output is common grounded, no-load CV output constant voltage, CC output constant current_x000D_ _x000D_ VO-_x000D_ Output negative_x000D_ _x000D_ +IN_x000D_ Input positive_x000D_ _x000D_ -IN_x000D_ Input negative_x000D_ _x000D_ CV_x000D_ Output voltage adjustment_x000D_ _x000D_ CC_x000D_ Output current adjustment_x000D_ _x000D_ EN_x000D_ Enable, low voltage level shut off output; suspension, high voltage level is effective_x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 1 x Module _x000D_ _x000D_ _x000D_ Note:_x000D_ Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current 2The efficiency can be up to 96%, measured at 20A, converting 24V to 12V 3It is designed with 75V/80A large current dual MOS tube 4Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output 5Wiring is convenient with these large current 30A screw terminals