Pipe PRO-Tect: DIY Trace Heating Kit (30’)

Part Number: PTC120-7W-030-WY
This support page provides publications, manuals, specifications, support articles, and common support questions

Common Support Questions (9)

Publications and Manuals (1)

Specifications (16)

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Common Support Questions

Electric-resistance heating cables and systems have no polarity. This includes all current WarmlyYours heating elements.

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As the names imply, constant wattage cable uses fixed wattage output per linear foot and does not automatically adjust in response to temperature changes. Self-regulating cable is manufactured with a resistance matrix placed between its 2 buss wires that varies the ohms resistance per linear foot to automatically adjust in response to temperature changes. Learn more about this in our blog Self-Regulating vs. Constant Wattage Heating Cables.

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By attaching a heating cable to the exterior of a pipe, it will transfer the heat to the pipe to prevent frozen pipes. And with the use of pipe insulation the heat will be evenly spread and won't dissipate as quickly.

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No, as long as it's properly installed. However, improper installation, use, and/or maintenance of electrical heating cable can cause fires, electric shock, and/ or frozen pipes.

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No, heating cable for pipes will use a relatively low amount of power—anywhere from 21W to 210W (depending on length).

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Heat trace, heat tape, or heating cable for pipes is typically an electric heating cable that can be attached to the pipe which helps keep non-flowing water pipes in poorly insulated perimeter walls flowing despite harsh winter temperatures.

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While the entire product is warrantied for 2 years, it is equipped with a built-in thermostat that has a service life of approximately 100,000 activations. The service life of the constant wattage heating cable itself is 20 years.

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Unfortunately there's no set answer for this because it depends on many factors such as the diameter of the pipes, the installation density of the heating cables, the outdoor temperature, the installation of thermal insulation sleeves, etc.

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The highest surface temperature of the heating cable for pipes can be between 70°F and 80°F.

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Publications and Manuals



Amps 1.75 A
Cable Type Constant Wattage
Connection Method Plug-in
Ohms 68.6 Ohm
Voltage 120 VAC
Watts 210 W
Watts Per Linear Ft. 7 W

Product Dimensions

Length 30 ft
Weight 0.85 lbs


Maximum Pipe Diameter 1 ½″ (3.81cm)
Minimum Bend Radius 1″ (2.54cm)
Minimum Installation Temperature 14ºF (-10ºC)


SKU PTC120-7W-030-WY
UPC (GTIN-12) 881308054038


Thermostat Built-in: ON setpoint 37.4ºF (3ºC), OFF setpoint 50ºF (10ºC)

Warranty / Certifications

Warranty 2-year warranty


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