Amazon.com: 12V to 24V Voltage Converter, DC Boost Converter 5A 120W Step Up Transformer with Fuse Waterproof, DC/DC Converter for Golf Cart LED Light Motor Truck Vehicle Boat etc. (Accept DC9-20V Inputs) :
12 24 Volt Step Converter | 24 12v Dc Buck Converter | Step Voltage Regulator - 24v 12v - Aliexpress
12V/24V to 5V 10A 50W DC DC Step Down Converter Voltage Regulator Smal – Daygreen
DC-DC Boost Converter, 12V to 24V | ATO.com
DC-DC Buck Converter, 12V/24V to 5V | ATO.com
50W Power Adapter DC 8~40V 12V/24V to 5V 10A Buck Power Supply Module/
Victron Energy Orion IP20 12-24 Volt | 8A-70A amp | DC/DC Converter, N
Step Up Voltage Module
DC/DC Power Converter 12-24V DC Input to 5V DC Output at 3 Amp Wire to USB - store.ncd.io
DC/DC Power Converter 24V DC Input to 12V DC Output at 3 Amps Wire to Wire - store.ncd.io
12v to 5v Converter, SolarSynthesis Waterproof USB Charging Adapter Voltage Regulator DC DC Converter 12/24V to 5/9/12V 4.2A Power Supply Transformer Step-Down Module QC 3.0 for Vehicle Phone Charger