Reddit reviews 24V 48V to 12V Buck Converter, DROK Micro DC-DC Voltage Regulator Module 15-55V 36V to 12 V 1.5A 18W Step Down Power Supply Transformer Volt Inverter for Car Auto Motor Vehicle Automotive
We found 1 Reddit comments about 24V 48V to 12V Buck Converter, DROK Micro DC-DC Voltage Regulator Module 15-55V 36V to 12 V 1.5A 18W Step Down Power Supply Transformer Volt Inverter for Car Auto Motor Vehicle Automotive. Here are the top ones, ranked by their Reddit score.
DROK buck converter input voltage range is DC 15V-55V, can step 24v/36v/48v down to DC 12v, output current is 1.5A, output power is 18W.The voltage reducer module is made of full glue material; waterproof, anti-shock and moisture-proof.Our step down converter is designed with over-temperature and over-current protection.The volt transformer is tiny in Size and light in weight, easy and convenient to install.Automatically resume operation; low heating generation
Sorry for the slow response. Hopefully you sorted it already. The output filter shouldn't matter. If this module is defective or there is a secret we're both missing then either go with the cheap AC to DC 12v solution I linked or get a board like this:
https://www.amazon.com/Converter-DROK-Regulator-Transformer-Automotive/dp/B00CGURKUA
https://www.amazon.com/Converter-DROK-Voltage-Regulator-10V-75V/dp/B071LGTTRN
https://www.amazon.com/Converter-DROK-Regulator-Constant-Adjustable/dp/B01MSJQAKY/
Have you considered changing the wiring on the LEDs? Quadruple the number you have in series then you have your 48v setup done with no major component changes?