Description
This is a Brand New Carrier/Bryant/Payne 3" Main Limit Switch rated at 170 Degrees (L170-40) . The Part number is HH12ZB170 (also replaces HH12ZA176 HH12ZA176A P331-2203). This Limit Switch goes on many Carrier Bryant & Payne gas furnaces. It will also fit some other systems with the same Temperature rating/Length! If it looks like your limit and your limit switch is approx 3" long and has the same Temp. ratings then this will work for you! Thanks for looking and good luck!
Function:
A limit switch is a safety device designed to shut down a piece of equipment. Limits have a set point, which is in some cases, adjustable. The set point prevents the temperature or pressure from exceeding the rating of the switch.
Replaces Old Part #s:
HH12ZB176 HH12ZB176A P331-2203
Repair Difficulty Level:
Partial List of Units that Use This Item:
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