SKU: 39538976099

Victron 24V to 12V Orion-Tr Smart 24/12-20A Isolated DC-DC Charger

Sale price$110.98 Regular price$123.31
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Description

Victron 24V to 12V Orion-Tr Smart 24/12-20A Isolated DC-DC ChargerVictron 24V to 12V Orion Tr Smart Isolated DC DC Charger: Intelligent Power Conversion for Dual Battery Systems Efficient 24V to 12V DC DC Charging with Adaptive 3 Stage Algorithm and Bluetooth Control The Victron Orion Tr Smart Isolated DC DC Charger delivers precise, regulated power conversion from a 24V alternator or battery bank to a 12V auxiliary system. Designed for vehicles, marine vessels, and off grid installations, this charger solves the

Victron 24V to 12V Orion-Tr Smart Isolated DC-DC Charger: Intelligent Power Conversion for Dual-Battery Systems

Efficient 24V to 12V DC-DC Charging with Adaptive 3-Stage Algorithm and Bluetooth Control

The Victron Orion-Tr Smart Isolated DC-DC Charger delivers precise, regulated power conversion from a 24V alternator or battery bank to a 12V auxiliary system. Designed for vehicles, marine vessels, and off-grid installations, this charger solves the common challenge of safely stepping down voltage while maintaining battery health. Unlike basic converters that risk overcharging or undercharging, the Orion-Tr Smart uses an adaptive 3-stage charge algorithm (Bulk, Absorption, Float) to extend battery life and ensure reliable starts every time.

With 20A of continuous current and a peak output of 25A for short surges, it handles demanding loads such as fridge compressors, lighting, and communication equipment. The integrated Bluetooth Smart interface allows full configuration and monitoring via the VictronConnect app, eliminating the need for additional displays or complex wiring. This isolated design provides galvanic isolation up to 200V DC between input, output, and case, protecting sensitive electronics from ground loops and voltage spikes—a critical advantage in mixed-voltage systems.

Smart Alternator Compatibility and Programmable Charge Profiles

Modern vehicles with Euro 5/6 compliant smart alternators often output variable voltage, which can confuse standard DC-DC chargers. The Orion-Tr Smart features an engine detection mechanism that prevents unwanted discharge of the starter battery when the engine is off. You can program custom charge profiles to match your battery chemistry—whether AGM, Gel, Flooded, or Lithium—ensuring optimal charging without manual intervention. The adjustable output voltage range of 10-15V provides flexibility for sensitive loads or specific battery requirements.

Robust Design for Harsh Australian Conditions

Built to withstand the rigours of outback travel and coastal marine environments, the Orion-Tr Smart features an IP43 protection rating when installed with screw terminals facing downward. The extruded aluminium heatsink provides efficient passive cooling, allowing continuous operation at full rated power up to 40°C ambient temperature. Screw terminals accept cables up to 16 mm² (AWG6), ensuring low-resistance connections and minimal voltage drop over long cable runs. The compact footprint of 130 x 186 x 70 mm and weight of 1.3 kg simplifies installation in tight spaces such as under-bonnet, behind panels, or in battery compartments.

Key Features

  • Adaptive 3-stage charge algorithm with programmable battery presets for AGM, Gel, Flooded, and Lithium
  • Bluetooth Smart for wireless monitoring, configuration, and firmware updates via VictronConnect app
  • Galvanic isolation (200V DC) eliminates ground loop interference and protects against voltage transients
  • Engine detection prevents starter battery drain when the alternator is not running
  • Remote on/off terminal for integration with battery management systems or manual switches
  • Parallel operation supported for higher current requirements
  • Wide input voltage range of 16-35V accommodates voltage fluctuations in 24V systems
  • Short circuit, over-temperature, and reverse polarity protection

Applications

This charger is ideal for powering 12V house batteries in trucks, buses, motorhomes, and boats with 24V electrical systems. It also suits off-grid solar installations where a 24V battery bank needs to supply 12V loads, or in industrial equipment requiring stable 12V power from a 24V source. The isolated design makes it safe for use in systems with sensitive communication or navigation electronics.

Whether you're upgrading a dual-battery system in a 4WD, fitting out a marine electronics suite, or building a remote power system, the Victron Orion-Tr Smart provides the reliability and intelligence needed for critical power conversion. Order your Victron Orion-Tr Smart Isolated DC-DC Charger today and experience seamless 24V to 12V power management with full app control.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 39538976099

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David R.
Phoenix, US
★★★★★ 5
Effective Tool
Color: Yellow, Size: 5.5" Lift
Go try to use your standard car jack to lift your two axle travel trailer and see why this simple ramp just works. I have used this ramp for changing trailer tires, packing bearings, and changing brakes. It's effective in lifting one tire even though the suspension is articulating. It is also much more stable than a hydraulic jack under an axle. I highly recommend this ramp for travel trailer use.
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Reviewed in the United States on January 31, 2026
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Shaun & Ashley Hutsell
Whiting, US
★★★★★ 5
Don’t leave home without it!
Color: Yellow, Size: 5.5" Lift
Excellent product. Light weight. Very durable material. Sleek design for easy storage. Perfect spacing for tandem axle trailer tire changes. Excellent value for the money.
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Reviewed in the United States on June 1, 2026
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Jane
Birmingham, US
★★★★★ 5
*Perfect* small camper hose for water filling
Size: 50-Foot, Style: Expandable Fabric
Well designed and very functional! Even if you have a small camper like a teardrop, I encourage you to get a longer length hose (minimally 50 ft). It really is drinking water quality hosing. I hate the weird plastic-y taste that you get from a standard yard hose. When I fill up the tank on my camper, I want water that tastes good, not like plastic--and this hose delivers. ZERO plastic flavoring! For pulling water from my house spigot, we can directly fill our water tank with zero issues. When we fill from well water or other sources on the road, we also add a water filter to the mix. I love that this comes with a mesh fabric holding bag to keep the hose stored safely and cleanly, while still allowing it to dry completely. The bag is large enough to actually accommodate the hose easily (although warning, it can be challenging to roll up this much hose without having the center fall out... pay attention when doing it, or better, do it on a flat surface before transferring it to the bag). I originally bought a 25 foot hose. That was a mistake. The 50 foot does not take up much more space in storage, but it is so much easier to work with when running from a spigot to your rig. I now have both a 25 ft and the 50 ft--and we bring both with us when on the road. There have been several times when we have needed all of the length of those two hoses connected. Sometimes you need to fill up at a gas station or rest area where it can be hard to either get your rig close enough, or when there are other vehicles blocking access. Having the extra length gives you options. The hose does not kink in use. At least, we have never had a problem with that happening. Mind you, we only roll it out straight to our camper, so it's not like I'm dragging it around the yard to water plants. Additionally, this is a remarkably lightweight hose, making it easy to move around. While not the cheapest, this is compact, easy to store, and it does its job perfectly, making it a very good value for the money.
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Reviewed in the United States on July 4, 2025
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pdono
Omaha, US
★★★★★ 5
Best RV water hose I've owned - flexible and durable
Size: 25-Foot, Style: Expandable Fabric
This Camco EvoFlex2 25-ft drinking water hose is outstanding and a huge upgrade from standard RV hoses. The flexibility is incredible—it stays supple even in cold weather and coils up easily without kinking or fighting you. No more wrestling with stiff hoses during setup and takedown. The drinking water safe certification gives me peace of mind that I'm not contaminating my fresh water system. No plastic taste or smell in the water like you get with cheaper hoses. The 25-foot length is perfect for most campsite hookups without excess hose laying around. The fittings are quality brass that don't leak and thread smoothly onto connections. They feel substantial and durable—no cheap plastic components that'll crack or strip. The hose itself is tough and resists abrasion from being dragged across gravel and pavement. After multiple camping trips, it still looks and performs like new. Easy to clean and maintain between uses. The flexibility means it stores compactly without taking up much space in the RV storage compartment. If you're tired of dealing with stiff, kinky RV water hoses, upgrade to this EvoFlex2. It's worth every penny for the convenience and quality. Highly recommend!
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Reviewed in the United States on October 28, 2025
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Tom
Carnegie, US
★★★★★ 5
Quick and easy to use and store
Size: 50-Foot, Style: Expandable Fabric
Great water hose. Easy and small to carry in motorhome bay. Don’t have the issue with trying to coil the hose up.
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Reviewed in the United States on April 19, 2026

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