Miscellaneous Electronics
1PCS DC 24V 36V 48V to 12V/13.8V 50A 60A DC Step-down Buck Converter Regulator Voltage Reducer(50A,48V(30-60V)_12V)
Power Inverters 1PCS DC 24V 36V 48V to 12V/13.8V 50A 60A DC Step-down Buck Converter Regulator Voltage Reducer
https://www.bizrate.co.uk/miscellaneouselectronics/1pcs-dc-24v-36v-48v-oid40393597046.html