Description
Victron Orion-TR 18A Isolated DC-DC Converter | Boat Supply Store
Prevent galvanic corrosion and ensure stable 12V operation for sensitive electronics with this isolated DC-DC converter. It delivers a continuous 18A output (220W at 40°C) from a 12V source, featuring 200 VDC isolation and a wide 8-17V input range. Ideal for managing multiple power sources on a vessel navigating the Gulf Coast, this unit is short circuit proof and offers an adjustable output voltage between 10-15V.
Key Features
- Isolated DC-DC conversion safeguards against galvanic corrosion.
- Reliable 18A continuous output current for demanding 12V systems.
- Versatile remote On/Off terminal for simplified control logic.
- Scalable with paralleling capability for increased output current requirements.
- Durable IP43 protection ensures operation in marine environments.
- Adjustable output voltage (10-15V) for precise system tuning.
- Robust short circuit and high temperature protection for longevity.
- Efficient operation with 87% typical efficiency.
Specifications
| Product Specifications | |
|---|---|
| Input Voltage Range | 8-17V DC |
| Output Voltage | 10-15V DC Adjustable |
| Continuous Output Current | 18A (at 40°C) |
| Maximum Output Current (10s) | 25A |
| Short Circuit Output Current | 40A |
| Output Noise | 2mV rms |
| Isolation Voltage | 200 VDC |
| Efficiency | 87% |
| Operating Temperature | -20 to +55°C |
| Ingress Protection | IP43 |
| Maximum Cable Cross-Section | 16mm² |
| Weight | 1.3 kg |
| Dimensions (HxWxD) | 130x186x70mm |
| Under-voltage Shut Down | 7V |
Who This Is For
Marine enthusiasts and off-grid system builders requiring a robust, isolated 12V to 12V power conversion solution. It is specifically suited for applications where galvanic isolation is critical to prevent hull corrosion or when managing diverse 12V loads from a single source.
How It Compares
| Feature | Victron Orion-TR 18A Isolated DC-DC Converter | Fixed 12.8V |
|---|---|---|
| Continuous Output Current (at 40°C) | 18A | 20A |
| Isolation | Yes (200 VDC) | Yes |
| Adjustable Output Voltage | Yes (10-15V) | No |
| Paralleling Capability | Yes (Unlimited) | Not Specified |
| Operating Temperature Range | -20 to +55°C | -20°C to +70°C |
Common Concerns Answered
Is the input fuse replaceable on the 12V models?
The Victron Orion-TR 12V/24V models do not feature a user-replaceable input fuse, which may require alternative troubleshooting approaches for certain fault conditions.
Can this unit directly charge a 12V battery bank?
The output voltage of the Victron Orion-TR 12/12-18A is not optimized for direct battery charging. For battery charging applications, Victron Energy offers specific battery-to-battery chargers designed for that purpose.
Why is the Victron Orion-TR priced higher than non-isolated converters?
The Victron Orion-TR's higher price reflects its critical galvanic isolation feature, essential for preventing corrosion in marine environments, along with its robust construction and advanced protection circuitry, offering superior long-term reliability.
Frequently Asked Questions
What is the Victron Orion-TR 12/12-18A isolated DC-DC converter used for?
This converter is used to provide a stable, isolated 12V DC output from a 12V DC input, crucial for powering sensitive electronic equipment on boats and RVs, especially when preventing galvanic corrosion is a priority.
Can the Victron Orion-TR 12/12-18A be paralleled with other units?
Yes, the Victron Orion-TR 12/12-18A features paralleling capability, allowing multiple units to be connected in parallel to achieve a higher total output current.
What is the operating temperature range for the Victron Orion-TR 12/12-18A?
The Victron Orion-TR 12/12-18A operates within a temperature range of -20 to +55°C (-4 to +131°F).
Does the Victron Orion-TR 12/12-18A have short circuit protection?
Yes, the Victron Orion-TR 12/12-18A is short circuit proof and features a maximum short circuit output current of 40A.
What is the efficiency of the Victron Orion-TR 12/12-18A?
The Victron Orion-TR 12/12-18A boasts an efficiency of up to 87%.
