![Amazon.com: Buck Converter, Icstation LM317 AC DC to DC 3-30V to 1.25-20V Voltage Regulator Digital Adjustable Step Down Power Supply Module : Electronics Amazon.com: Buck Converter, Icstation LM317 AC DC to DC 3-30V to 1.25-20V Voltage Regulator Digital Adjustable Step Down Power Supply Module : Electronics](https://m.media-amazon.com/images/I/713ODgrjQ7L.jpg)
Amazon.com: Buck Converter, Icstation LM317 AC DC to DC 3-30V to 1.25-20V Voltage Regulator Digital Adjustable Step Down Power Supply Module : Electronics
RT9907 - 3 Channel DC-DC Converters IC with High-Efficiency Step-Up and Step-Down | Richtek Technology
![Amazon.com: UMLIFE 4PCS AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module : Electronics Amazon.com: UMLIFE 4PCS AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module : Electronics](https://m.media-amazon.com/images/I/71WT5ASrcBS.jpg)
Amazon.com: UMLIFE 4PCS AC/DC to DC Step Down Buck Converter AC 5-30V DC 5-48V 24V 36V 48V to DC 2.5-35V 12V Voltage Regulator Board 2A Adjustable Volt Power Supply Module : Electronics
![Aokid 5/10/15W AC 36V to DC 5V Buck Converter Power Supply Adapter Regulator Module,Industrial control,High Conversion Efficiency,AC to DC,High Stability - Walmart.com Aokid 5/10/15W AC 36V to DC 5V Buck Converter Power Supply Adapter Regulator Module,Industrial control,High Conversion Efficiency,AC to DC,High Stability - Walmart.com](https://i5.walmartimages.com/asr/b9d79ccf-5e11-415e-8ad6-f91fe2f9fde5.b16dcb2a0863c6649da0e3afe44ac5cc.jpeg)