Victron Energy Orion XS 12/12-50A DC-DC Battery Charger

The Victron Energy Orion XS 12/12-50A is the next-generation DC-DC battery charger — 50A output, 98% efficiency, fanless operation, and designed specifically for intelligent alternators. The fastest way to charge your leisure battery from your alternator while protecting both your lithium bank and your vehicle's electrical system.

Benefits:

• 50A output (600W) — fastest alternator-to-leisure-battery charging in the Victron range

• 98% efficiency — virtually no heat generated, no cooling fan required

• Purpose-built for intelligent alternators — fully compatible with smart alternator vehicles

• Engine shutdown detection — automatic start/stop with ignition

• Fully configurable input and output current limits via VictronConnect

• VE.Smart Network — syncs with other Victron devices for temperature and battery data

• Compact and lightweight for the output power

Features:

The Orion XS is Victron's latest-generation DC-DC charger — designed from the ground up for modern intelligent alternator vehicles. At 98% efficiency it generates almost no heat, eliminating the need for a cooling fan and allowing truly fanless, silent operation. The 50A (600W) output is the highest available in the Orion range, charging a 200Ah lithium battery from 50% to full in approximately 2 hours of driving. Fully configurable input and output current limits in VictronConnect allow you to restrict alternator load to protect smaller alternators. VE.Smart Network integration means it can receive temperature and state-of-charge data from other Victron devices on the same network for optimised charging. Compatible with lithium (LiFePO4) and all lead-acid battery types. Compact housing with aluminium circuit board cooling.

Also in our Victron range

For lower output, see the Orion-Tr Smart 12/12-30A (30A). Monitor your leisure battery with a SmartShunt 500A or BMV-712. For a full off-grid campervan power system, see our lithium battery upgrade service.

Frequently Asked Questions

What makes the Orion XS different from the Orion-Tr Smart?

The Orion XS is Victron's newest-generation DC-DC charger with higher efficiency (98% vs ~92%), higher output (50A vs 30A), no cooling fan, and deeper integration with the VE.Smart Network for shared voltage and temperature data. It's purpose-designed for modern intelligent alternator vehicles. The Orion-Tr Smart is the proven, well-established option that covers most applications at a lower price point.

Will the Orion XS overload my vehicle's alternator?

The Orion XS has configurable input current limiting — you can set a maximum alternator draw in VictronConnect to protect smaller or older alternators. It also supports engine running detection and can be configured to reduce output when the alternator voltage drops, preventing overloading. For most modern 150A+ alternators in commercial vans, 50A draw is well within specification.

Is the Orion XS suitable for lithium (LiFePO4) leisure batteries?

Yes — it fully supports lithium iron phosphate batteries and is particularly well-suited to them. Lithium batteries can accept the high 50A charge current without damage and benefit from the precise 3-stage charge profile. The VE.Smart Network integration allows the Orion XS to receive temperature data from a battery temperature sensor to further optimise charging. See our lithium battery upgrade service for a complete installation.