Description
Victron 12V to 48V 8A Orion-Tr Smart Isolated DC-to-DC Charger
The Victron Orion-Tr Smart 12/48-8 is an isolated 12V-to-48V DC-to-DC charger for systems that need to charge a compatible 48V service battery from a 12V starter battery or alternator. It supports programmable battery charging through VictronConnect and keeps the input and output DC sides galvanically separated.
This model is intended for properly engineered mixed-voltage installations. It is not a direct battery-to-battery connection: use the correct external fuses, cable sizing and configured voltage settings for the actual system.
Verified product highlights
- Model / part number: Orion-Tr Smart 12/48-8, ORI124838120
- 12V-to-48V isolated DC-to-DC charger
- 8A continuous output / 380W power class
- Adaptive three-stage charging for compatible lead-acid and lithium batteries
- Bluetooth setup and monitoring through VictronConnect
- Remote on/off and configurable engine-running detection
- 200VDC galvanic isolation between input, output and case
- Parallel-capable for correctly designed higher-output systems
Confirm your 48V battery’s approved charge settings, alternator capacity, battery-management requirements, input/output fuse sizing, grounding approach, ventilation and Victron documentation before purchase. Install in a dry, suitably ventilated location as specified by Victron.






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