Amazon.com: DC-DC 12V to 5V 3A Micro USB Converter Voltage Step Down Regulator Waterproof Power Converters for Car Smartphone : Electronics
Meanwell DDR-30g-5 30W 3.3V 5V 12V 15V 24 DIN Rail DC to DC Converter SMPS - China DDR-30g-5, Power Supply | Made-in-China.com
Dc-dc Isolated Converter Power Supply Module 5w Dc Dc 12v To 15v/5v/12v 24v To 5v/12v Hlk-5d2405/5d1205/5d1212/5d1215/5d2412 - Integrated Circuits - AliExpress
DROK DC-DC Buck Converter 12V/24V to 5V 5A/25W Step-down Voltage Transformer Volt Regulator Power Supply Inverter Module - Walmart.com
Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W Black | eBay
Mini Buck 12V to 5V DC-DC converter – ElectroMage Shop
DC - DC Converter - 12/24 Volt to 5V - 10 Amp - 50 Watt
12V/24V to 5V 5A 25W DC DC Step Down Converter Voltage Regulator Small – Daygreen
DC/DC Power Converter 12V DC Input to 5V DC Output at 3 Amps Wire to Wire - NCD Store
DC/DC Power Converter 12V DC Input to 5V DC Output at 1 Amp Wire to Dual USB - NCD Store