DC-DC 400W 12A Step-down CCCV Constant Voltage Current Adjustable Power Module

500W DC-DC Buck Converter Step Down Module Constant Current DC12-95V to 1.5-90V

400W DC-DC High Power Boost Converter Adjustable Constant Voltage Constant Power

500W 18A/300W 20A DC-DC Buck Converter Step Down Power Module Constant Current

8A DC-DC High-Power Buck Boost Converter Module Adjustable Constant Voltage LED

Adjustable CNC Regulated Power Supply Module Constant Volt&Current DC Step-down

XY6509S CNC Adjustable DC Stabilized Power Supply Constant Voltage Buck Module

500W 18A/300W 20A DC-DC Buck Converter Step Down Power Module Constant Current