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making it compatible with legacy systems and modern A2L refrigerant safety requirements
Enhanced Durability: Constructed with premium silicon carbide to withstand high-temperature oxidation and maintain consistent ignitor resistance levels
It's the direct replacement for obsolete models like 8407-034
as well as Trane part numbers IGN00104
ensuring positive shut-off and reliable opening under load
Carrier HH12HV151 Limit Switch 323080-701 making it compatible with legacyThe Carrier HH12HV151 Limit Switch is a critical OEM replacement part designed for precise thermal regulation within Carrier, Bryant, and Payne furnace air handlers. Engineered as a primary safety limit control, this snap action switch monitors the heat exchanger temperature to prevent overheating and potential component damage. It utilizes a fixed temperature setting to open the electrical circuit if the internal plenum temperature exceeds factory