The Victron Orion-TR Smart 12/12-18A 220W isolated DC-DC charger delivers reliable, high-efficiency charging for auxiliary batteries in dual battery and mobile power setups. Engineered for use with alternator or solar input sources, its isolated design prevents electrical noise and ground loop issues while providing stable multi-stage charging to maximise battery life and performance. Compact and robust, it is ideal for caravans, 4x4s, boats and commercial vehicles where a dedicated charging solution is required.

• Output: 12 V nominal, 18 A maximum, 220 W continuous power
• Isolated DC-DC topology for galvanic isolation between starter and auxiliary battery
• Smart charging algorithms with multi-stage charge profiles for lead-acid, AGM, GEL and lithium batteries
• Bluetooth connectivity for configuration and monitoring via Victron Connect app
• Integrated protections: over-temperature, over-current, short-circuit and reverse polarity protection
• Compact, vibration resistant housing for vehicle and marine environments
• Remote on/off and ignition sense for automatic operation with vehicle starting
• High conversion efficiency to reduce heat and maximise charging from alternator or solar sources

This unit provides a professional DC-DC charging solution when separating starter and house batteries is essential. Confirm fitment and installation requirements for your vehicle or system using the Parts Checker and consult installation guidelines or a qualified installer for safe wiring and mounting.