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Furnace Limit Switch HH12ZB170 3' Upgraded for Carrier imit Switch L170-40, Auto High Limit Switch for Furnace Fan Replaces 1NT23L-3643

4.3 (1) Write Review
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$13.99

$ 5 .99 $5.99

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About this item

  • 【Upgraded Design】HH12ZB170 furnace limit switch of Carrier limit switch enhanced designed to prevent overheating by shutting off the furnace when it exceeds a safe temperature, ensuring the safety of the furnace fan and high thermal efficiency.
  • 【Compatible with】Fan auto high limit switch for Bryant and American standard brand fireplaces automatically manages fan operation for efficient heating cycles.Replaces for L170F-40 & 1NT23L-3643.
  • 【Easy Installation】Universal furnace limit switch for Carrier & Bryant designed for straight for ward replacement, plug and play, minimizing downtime.
  • 【Durable Construction】HH12ZB170 High limit switch is American standard furnace parts for furnace built to withstand high temperatures, ensuring long-lasting reliability in your furnace system.
  • 【Worry-free after-sales】If you have any questions about high limit switch HH12ZB170 3" upgraded for Carrier. Please note that we are here to help. Please contact us.
  • 【Worry-free after-sales】If you have any questions about high limit switch HH12ZB170 3" Upgraded for Carrier. Please note that we are here to help. Please contact us.


Product Description

HH12ZB170
high limit switch for furnace
furnace fan limit switch
fan limit switch furnace
fan limit switch
high limit switch for furnace

Daniel m.
Reviewed in the United States on February 2, 2025
Did not work due to wrong temp shut off which is not in the specifications for the add.