Frost King RC100 100 ft vs HEATIT HIRD 100 ft

Last updated: November 9, 2026

The HEATIT HIRD 100 ft is the better heat cable overall, rated 2.9 to 2.8. The HEATIT HIRD 100 ft leads on safety. The Frost King RC100 100 ft costs $13.01 less ($95.98 vs $108.99).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Frost King RC100 100 ft vs HEATIT HIRD 100 ft

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every roof & gutter heat cable; a clear win is highlighted. How we rank explains each one.

Factor weightHEATIT HIRD 100 ftFrost King RC100 100 ft
Overall rating2.9/52.8/5
Value 35%56 $1.09 per ft ($108.99, 100 ft)62 $0.96 per ft ($95.98, 100 ft)
Heating type 20%25 constant wattage25 constant wattage
Thermostat 10%0 no built-in thermostat0 no built-in thermostat
Ready to install 10%100 plugs in out of the box, roof clips included100 plugs in out of the box, roof clips included
Safety 10%60 ETL/CSA listed0 no cable safety listing stated
Warranty 15%0 warranty not published, scored as none0 warranty not published, scored as none

Specifications

HEATIT HIRD 100 ftFrost King RC100 100 ft
Heating
Heated length100 ft100 ft
Rated output5 W/ft5 W/ft
Total watts500 W500 W
Voltage-120 V
Heating typeConstant wattageConstant wattage
Built-in thermostatNoNo
Installation
ConnectionPlugs inPlugs in
Cold lead (power cord)6 ft-
Roof clips includedYesYes
Safety and warranty
Safety listingETL, CSA-

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