【Compatibility】Specifically designed to upgrade the HH12ZB170 high limit switch for Carrier furnaces, ensuring optimal performance and fit.
【Auto High Limit Feature】Automatically furnace fan limit switch disconnects the furnace when temperatures exceed safe limits, enhancing safety and preventing damage.
【Simple Installation】Fan limit switch furnace Engineered for easy installation, making it suitable for both professional HVAC technicians and DIY enthusiasts.
【Robust Durability】Fan limit switch Constructed from high-quality materials to endure harsh heating environments, ensuring lasting reliability and effectiveness.
【Replaces 1NT23L-3643】Directly replaces the outdated 1NT23L-3643 high limit switch for furnace, providing a seamless transition and upgrade for your heating system.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.