12V DC Freeze Protection for RV, Boat & Off-Grid Water Lines
MAXKOSKO 12V DC Self-Regulating Heating Cable is a low-voltage external pipe heating cable designed for RVs, campers, trailers, boats, off-grid plumbing, outdoor water lines, small hoses, and battery-powered freeze protection applications.
Unlike standard 120V pipe heat tape, this cable runs on 12V DC power, making it a practical option for mobile, marine, agricultural, and remote water systems where household power is not available.
Key Features
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12V DC Low Voltage Design: Built for 12V DC power systems, including RVs, boats, campers, trailers, battery banks, and off-grid water setups.
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5W/ft Self-Regulating Heat Output: Automatically adjusts heat output based on surrounding temperature, delivering more heat in colder conditions and reducing output as temperatures rise.
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Cut-to-Length Flexibility: Can be trimmed to fit your pipe length when the cut end is properly sealed with the included waterproof end seal kit.
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Waterproof End Seal Kit Included: Helps create a secure, moisture-resistant finish after cutting the heating cable to length.
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3 ft Power Cord: Provides extra reach for connecting to a 12V DC battery or compatible low-voltage power source.
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5-Layer Cable Construction: Built with a copper conductor, self-regulating heating core, insulation layers, aluminum protective winding, and weather-resistant PVC outer jacket.
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Overlap-Safe Self-Regulating Technology: Designed to reduce overheating risk when properly installed, even if cable sections touch or overlap.
Recommended Applications
- RV water lines
- Camper and trailer plumbing
- Boat and marine water pipes
- Off-grid water systems
- Battery-powered pipe freeze protection
- Agricultural irrigation lines
- Outdoor pet watering systems
- Small hoses and exposed outdoor water lines
Why Choose 12V DC Heat Tape?
Choose this 12V DC pipe heating cable when standard 120V AC power is not available or not convenient. It is ideal for RV compartments, boat plumbing, remote workstations, cabins, solar battery systems, and other low-voltage freeze protection setups.
Installation Notes
- This is an external pipe heating cable. Install it on the outside of the pipe or hose.
- Use the included aluminum foil tape to help secure the cable to the pipe surface.
- For better freeze protection and energy efficiency, cover the pipe and cable with suitable pipe insulation after installation.
- After cutting the cable, the cut end must be sealed correctly with the included waterproof end seal kit.
- For battery-powered systems, confirm current draw, fuse rating, wire gauge, and expected runtime before installation.
Important Power Notice
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12V DC only. Do not connect this heating cable to 120V AC household power.
- This product does not include a 12V battery or power supply.
- Self-regulating heating cable adjusts heat output based on temperature, but it does not turn completely off by itself.
- Use a compatible switch, thermostat, fuse, or power management method if you need better battery control.
