12 volt to 12 volt DC/DC regulators or converters fully isolated, waterproof IP66, marine, industrial and military grade voltage regulators (fully regulated) 60 Watts.
Amazon.com: ALITOVE 110V to 12V Converter AC to DC Converter 12 Volt 15A 180W Power Supply Adapter with Car Cigarette Lighter Socket 100V-240V AC in for Car Refrigerator Tire Inflator Cleaner Pressure
TSM-DCDC-LV
TSM-DCDC-LV
DC-DC Buck Converter, 48V to 12V | ATO.com
12V DC Converter DC Step-Down Module CA-1253 12V To 5V to 3.3V 3A Current Power Supply Board,LCD Repair Tool
3000W DC 12V Pure Sine Wave Inverter Charger RV Power Inverter - SunGoldPower
Marine DC-DC Converters | 12V, 24V, 36V and 48V DC | 3 - 50 Amps | Newmar | DC Power Onboard
ALITOVE DC 12V 5A Power Supply Adapter Converter Transformer AC 100-240V Input with 5.5x2.5mm DC Output Jack for 5050 3528 LED Strip Module Light - Amazon.com
DC-DC converter 12V to 12V, 9 Ampere, galvanic isolation, ORION-TR | FraRon.de | FraRon electronic | Shop online now
Allied Lithium 36V/48V to 12V Step-Down Voltage Converter - 30 Amp Max - Allied Lithium Golf Cart and Boat Batteries
Amazon.com: DC12V to DC12V5A, 8V-40V to 12V, 12V Change to 12V, 12V Turn to 12V, 12V to 12V, DC/DC Auto Boost/Buck Module, Voltage stabilizer Power, Car Power Adapter, DC Converter,Waterproof DC-DC :
Orion-Tr DC-DC Converters Non-isolated - Victron Energy
Orion DC-DC Converters Non-isolated, High power - Victron Energy
12V 20A & 40A DC to DC Charger On-Board MPPT Battery Charger | ECO-WORTHY
Amazon.com: DC/DC 15V-40V to 12V Voltage Regulator,24V to 12V,Step-Down Module,DCMWX Buck Converter,Waterproof Power Adapt : Electronics