RSD-30L-24: DC - DC converter, 30W, 15V, 1,25A at reichelt elektronik
DC Buck Converter 24V to 12V 10A 120W Step Down Transformer with Fuse Waterproof, Voltage Reducer for Golf Cart LED Light Motor Truck Vehicle Boat Solar System etc. (Accept DC 15-40V Inputs):
DC-DC Converter 16-24V to 15V 0.4A Non-isolated Step Down Module QS-7815-0.4A | QSKJ
0.75-2W fixed input DC/DC converter add 12V/15V/24V input to satisfy more applications_Industrial Power Supply Manufacturer - Mornsun
Dc 24v 36v 48v 60v (15v-72v) to 12V DC-DC Converter Step Down Buck Module Power Supply F Electric Storage Battery Car CE RoSH - AliExpress
DC 24V to 12V DC down converter, 5A/60W power supply adapter, voltage changer, reducer regulator for car to car to truck, boat solar system, etc. (accepts DC15-40V inputs) : Amazon.co.uk: DIY &
HLK DC-DC 12V to 15V/5V/12V 24v to 5V/12V Power Supply Module Isolated Converter | eBay
Chassis Mount DC/DC Converter 30W/50W/75W/100W/150W/200W 12/24/48V to 5/12/ 15V/24V/28V/36V/48V/110V - China 50W DC-DC Converter, 50W DC to DC Converter | Made-in-China.com