Victron Energy Orion-Tr 24/12-5 DC-DC Converter - 60W - Non-Isolated Voltage 24V to 12V. REMOTE ON-OFF CONNECTOR ON THE HIGH POWER MODELS. The remote on-off eliminates the need for a high current switch in the input wiring. The remote on-off can be operated with a low power switch or by the engine run/stop switch. ALL MODELS WITH ADJUSTABLE OUTPUT CAN ALSO BE USED AS A BATTERY CHARGER. For example to charge a 12 Volt starter or accessory battery in an otherwise 24 V system. ALL MODELS WITH ADJUSTABLE OUTPUT CAN BE PARALLELED TO INCREASE OUTPUT CURRENT. Up to five units can be connected in parallel. | 
