Victron 24V to 12V Orion 40 Amp Non Isolated DC-DC Converter designed to accept 18V to 35V and provide a non isolated output of 12V. This means you have a clean and stable DC supply to work from with a common earth. Remote On/Off The Victron Orion-Tr DC-DC Converter Isolated 120W has a remote On-Off which eliminates the need for high current switch to be used in the wiring. The Remote controlling of the On-Off can be operated by a low power switch such as engine start and stop. Protection System All models are short Circuit proof and can be installed in parallel to increase the current capacity. You can install upto to five (5) units in parallel to obtain the desired output.