Victron Orion XS 12/12-50

Last updated: October 22, 2026

Victron Orion XS 12/12-50
4.5/5#1 of 12 in DC-DC charge controllers
4.5

The best all-round alternator charger for most vans and RVs with a 12 V lithium bank. It is small, very efficient and fully configurable from a phone.

  • 50 ACharge current
  • 12 VBattery
  • 98.5%Efficiency
  • 5 yearsWarranty
Check price at AmazonCheck price at Inverters R Us$328.10

Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 98.5% peak efficiency means little wasted heat, even at 50 A
  • Charges a 100 Ah lithium battery from flat in about 2 hours of driving
  • Small and light enough to mount almost anywhere, with IP65 sealing
  • Detects engine running, so it works with smart alternators without extra wiring
  • Built-in Bluetooth, a VE.Direct port for a GX device, and a five-year warranty
Cons
  • Not isolated, so it isn’t suitable where input and output grounds must stay separate
  • No solar input
  • Battery temperature needs a separate Victron sensor such as a Smart Battery Sense or SmartShunt

How it scores

The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model numberORI121217050
Charging
TypeDC-DC charger
Charge current50 A
Battery voltage12 V
Lithium profileYes
Custom profileYes
Temperature sensorOptional extra
Peak efficiency98.5%
Standby draw1.5 mA
Inputs
DC input range9 to 17 V
IsolatedNo
Smart alternatorYes
Ignition sensingYes
Monitoring and build
BluetoothBuilt in
DisplayNo
Load outputNo
Parallel unitsYes
Water resistanceIP65
Dimensions5.4 x 4.85 x 1.6 in
Weight0.7 lb
Warranty5 years

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