DC-DC Step-down Mini 1.2A Buck Conversion Power Module 5-40V to 3.3V/5V/9V/12V

DC-DC Buck Step Down Adjustable LM2596 Converter 3-35V to 3.3V 5V 9V 12V 24V 3A

1-10*DC12V to DC 3.3V 5V 12V Buck Converter Module Step-Down Power Supply Module

DC6-40V To 3.3V 5V 9V 12V 24V 2.5-26V 3A DC Adjustable Buck Step-Down Module

LM2596HV AC/DC to DC 3.3V 5V 6V 9V 12V 24V Buck Converter Step Down Power Module

LM2596 AC/DC to DC 3.3V 5V 9V 12V 24V Buck Step Down Converter Rectifier Filter

3A DC-DC 4.75v-18v to 3.3v 6v 9v 12v Buck Step Down Adjustable Converter Module

DC-DC 3.3V 5V 9V 12V 24V 3A Buck Step Down Voltage Converter Power Supply Module