The Orion-Tr Smart DC-DC charger is a professional-grade, custom DC-to-DC 3-stage charger with built-in Bluetooth. It is suitable for use in dual battery systems in vehicles or boats, where the (smart) switch and the starting battery are used to charge the service battery. The unit can be monitored and programmed via Bluetooth, and can be controlled remotely via a start/stop switch, and it features an engine running detection mechanism.

The Orion Tr-Smart charger can be used in 12V or 24V systems and is suitable for lead-acid and lithium batteries. Models are available up to 400W and multiple units can be connected in parallel to increase output power. It is suitable for high temperatures up to 55°C with full rated power up to 40°C.