Victron Energy Orion-Tr 12/12-Volt 9 Amp 110-Watt Isolated DC-DC Converter
This isolated DC-to-DC converter from Victron Energy ensures your starter and house batteries stay charged and protected. Perfect for RVs, boats, and vehicles, it delivers efficient 12V to 12V conversion at 9 amps. At only $36.50, it's a smart investment for reliable dual battery performance.
Specifications & Key Features
Brand: Victron Energy
Model: Orion-Tr 12/12-9A (110W)
Type: Isolated DC-DC Converter
Voltage: 12V input / 12V output
Current: 9A continuous
Efficiency: Up to 87%
Protection: IP43 splash-resistant
Installation: Screw terminals for easy wiring
Why Isolated?
Isolated models prevent electrical interference between battery banks, essential in sensitive electronics or when negative poles are connected differently. This Orion-Tr is ideal for marine and automotive applications.
Purchase & Value
Get this high-quality converter now for only $36.50 (compare at $73) and enjoy free shipping on orders over $45. Use code SAVE15 for an extra 15% off. Upgrade your dual battery system affordably today!
Features
Isolated design prevents electrical noise between battery banks
IP43 protection for splash-resistant durability
High efficiency minimizes energy loss and heat
Model: Orion-Tr 12/12-9A
Power: 110W
Current: 9A
Isolation: Isolated
Protection: IP43
Product Type: DC-DC Converter
Input Voltage: 12V
Output Voltage: 12V
Seller: ChargeWise Systems
MPN: Orion-Tr 12/12-9A
Product Details
Complete Dual Battery Solution
Charge your auxiliary battery reliably while driving with the Victron Orion-Tr. Its isolated design and high efficiency make it perfect for RVs, boats, and 4WDs. At only $36.50, this is the best price online.
Easy Installation
Screw terminals make wiring simple—no special tools needed. Mount it anywhere with IP43 splash protection.
Buy with Confidence
Order now and get free shipping on orders over $45. Use coupon SAVE15 for extra 15% off. Upgrade your dual battery setup today!
Frequently Asked Questions
When do I need an isolated Victron Orion-Tr DC-DC converter?
An isolated converter is needed when the negative terminals of the two battery banks are not common, or to prevent electrical noise from affecting sensitive electronics. It ensures safe and reliable charging in RVs, boats, and vehicles.
Is the Victron Orion-Tr 12/12-9A a battery charger?
No, it is a DC-DC converter that stabilizes voltage and charges auxiliary batteries, but it does not have a charge algorithm like a dedicated battery charger.
What is isolated vs non-isolated Orion-Tr?
Isolated models have separate input and output grounds, providing electrical isolation. Non-isolated share a common ground. Choose isolated for sensitive systems or when different ground potentials exist.
Can the Orion-Tr 12/12-9A float charge a 12V battery?
The Orion-Tr is designed for continuous voltage conversion and can maintain a charge, but it is not a smart charger. Use a proper charger for float maintenance.
4.4★★★★★★★★★★(7)
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Customer Photos
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Customer Reviews
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★★★★★★★★★★5.0
v****p
Verified
Works great
Charges my auxiliary battery perfectly. Now my fridge stays running even when the engine is off. Highly recommend.
★★★★★★★★★★4.0
w****q
Verified
Good converter
It does what it’s supposed to do. I had a small issue with wiring color codes, but after checking the manual, everything was fine. Solid performance.
★★★★★★★★★★5.0
i***s
Verified
Perfect for dual battery
I installed this in my truck to charge a second battery for my camping gear. The isolation is great and prevents drain. The voltage is stable and it runs cool. Very satisfied.
★★★★★★★★★★5.0
k***u
A must-have
If you have a dual battery setup, get this. It’s reliable and efficient. My batteries are always full and I don’t worry about overcharging.
★★★★★★★★★★3.0
k****l
Verified
OK but wiring instructions could be better
The converter works, but I found the manual a bit unclear about the wiring for the sense wire. I had to search online. Once connected, it functions well.
★★★★★★★★★★4.0
l*****v
Verified
Nice and compact
Small footprint, easy to mount. It charges my house battery while driving and keeps everything topped up. No complaints.