Customer ratings

ORION-XS DC-DC Battery Charger / 12 V to 12 V / 50 A

Ottmar B.
by Ottmar B. Flag of Germany 5/31/2026 Verified purchase Variant: 41600 in use on a Linssen Yachts B.V. - Dutch Sturdy 320 AC
Charging booster with very good efficiency, charging current continuously adjustable via app
The charging booster is currently being tested during our spring cruise.

So far, it's working perfectly!

I've replaced my lead-acid leisure batteries with three LiFePO4 batteries. The starter battery remains lead-acid.

My charging and power supply setup now consists of:

- 1 x Victron 15A mains charger for the lead-acid battery

- 1 x Victron 30A mains charger for the lithium batteries

- 1 x Victron 15A solar charge controller for the leisure batteries

- 1 x Victron 1212 50 charge booster

- 1 x Ective 300S battery box, 300Ah, approx. 3600W, primarily for mains-powered devices including TV, cool boxes, induction cooktops, Thermomix, contact grill, air fryer, etc.

I'm still working on fine-tuning the settings, because according to the Victron Connect A0, the leisure batteries are usually charged via the 15A charger, which is intended exclusively for the lead-acid starter battery, presumably indirectly. My new charging booster seems to think, even when connected to shore power, that my engine is running and that it should be charging both the starter and house batteries.

What would a skipper's life be without unsolved mysteries...?
  • Advantages
  • Max. charging current
  • Range of functions
  • Mounting/Installation
Jiri H.
by Jiri H. Flag of Slovenia 5/5/2026 Verified purchase Variant: 41600
Much better than the old product.
Smaller and doesn't overheat.
  • Advantages
  • Max. charging current
  • Weight
  • Connection options
  • Range of functions
  • Delivery contents
  • Price/performance ratio
  • Mounting/Installation
  • Max. charging power
This item was rated via MyBoat on Chantier Catana, S.A.S - Bali 4.2.
Vincent S.
by Vincent S. Flag of France 1/15/2026 Verified purchase Variant: 41600 in use on a Bavaria Yachtbau GmbH - Bavaria 42 Cruiser
an excellent product
An excellent DC/DC charger. I especially love the automatic motor start detection, which greatly simplifies use and allows you to forget about it. Simple and transparent to use, I love it!
  • Advantages
  • Max. charging current
  • Weight
  • Connection options
  • Range of functions
  • Delivery contents
  • Price/performance ratio
  • Mounting/Installation
  • Max. charging power
LedLight
by LedLight Flag of Finland 9/16/2025 Verified purchase Variant: 41600
Good marine DC-DC charger for LiFePo batteries
Does the job charging a 300Ah LiFePo battery bank from a lead acid starter battery 110A rated alternator. Easy installation and configuration over Bluetooth using Victron app.
Earlier models (ORI121217040) had reported problems with VHF noise.
I did not observe any such problems with this model (ORI121217050).
Henning C.
by Henning C. Flag of Germany 12/5/2024 Verified purchase Variant: 41479
Preparation for lithium batteries.
Robert C.
by Robert C. Flag of Cyprus 10/22/2024 Verified purchase Variant: 41479
Ronseal!
Does what it says on the tin and does it well! Put one in with new 200AH LiPo4 You can dial in the exact numbers that you want to in order to maintain your battery and protect your alternator.
Klemen K.
by Klemen K. Flag of Slovenia 6/19/2024 Verified purchase Variant: 47688
Great
High quality. Simple to install and configure.
Alain A.
by Alain A. Flag of French Polynesia 7/18/2023 Verified purchase Variant: 47688
Nothing to say a quality service with decent shipping costs as before the covid. 29.95 euros for Polynesia is good and invites you to come back to SVB.
Klaus S.
by Klaus S. Flag of Germany 6/26/2023 Verified purchase Variant: 47688
Gladly again
Everything ok and fast delivery!
Dieter H.
by Dieter H. Flag of Germany 6/6/2023 Verified purchase Variant: 47686
B2B charger Victron 24V12V 30 A
It does what it's supposed to! And the good!
David A.
by David A. Flag of United Kingdom 8/14/2022 Verified purchase Variant: 47688
Excellent
Easy install. Works well. Worth pointing out in general the Bluetooth for this range of products isn't the strongest. E.g sometimes can't get it from sitting in the cockpit. But that's a minor detail because it's not a hassle to go near it the charger and engine detection work really well
Images for this rating
Prof. J.
by Prof. J. Flag of Germany 6/16/2022 Verified purchase Variant: 47688
excellent service
had to exchange product due to failure. The exchange worked quickly and unbureaucratically with the help of Victron (gives a 5-year guarantee).
Tiberius D.
by Tiberius D. Flag of Germany 5/5/2022 Verified purchase Variant: 47688
Works well as expected
Easy installation, good control via app.
This item was rated via MyBoat on Bandholm Boats Aps - Bandholm 30.
Horst S.
by Horst S. Flag of Germany 10/4/2023 Verified purchase Variant: 47688
does what it's supposed to do
I installed the charger to protect the alternator from the lithium battery. Installation was problem-free and integration into the app was easy. The device is working perfectly so far.
Jürgen S.
by Jürgen S. Flag of Germany 9/24/2024 Variant: 41479
Warning of incompatibility with FM radio
I actually wanted to buy 2 of the above mentioned DC DC chargers, but...
Today I found a note on the website
httpswww.nkon.nldevictron-energy-ori121217040-orion-xs-12-12-50a-700w-dc-dc-acculader.html
that this device interferes with channel 16 of VHF radios.
For this reason I have refrained from buying it for now and am waiting for a statement from Victron. Apparently it is a "known problem" at Victron
Matthias F.
by Matthias F. Flag of Germany 6/4/2025 Variant: 41479
Unusable for boats with VHF radio
We purchased several of these devices at the end of 2024, although at that time there was no indication that they were unsuitable for use on boats with VHF radios.

Now, suddenly, there's a marine version, as Victron has apparently been aware of the problem for some time.

Victron refuses to replace them through dealers, and there's no direct communication. Absolute rip-off.
Gerrit P.
by Gerrit P. Flag of Germany 4/21/2025 Variant: 41479 in use on a Cabo Rico Custom Yachts USA INC. - Cabo Rico 34
Not FM compatible
It's sad that after a few months, it was discovered that the charger isn't compatible with a VHF radio. What boat doesn't have a radio on board these days? I would have expected Victron to offer a generous replacement option to customers who decided to purchase before this defect was discovered, since the product is now virtually unusable on yachts. Instead, they're now celebrating the introduction of the so-called marine version, which is supposed to not interfere with VHF radio. Honestly, I feel like I've been duped.
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