【Precise Replacement】: These HH18HA452 limit switch kit Compatible with Carrier, with Bryant, and with Payne furnace models, including common part numbers such as HH18HA252 and 95-320156
【Critical Safety Function】: Engineered with a 250°F (121°C) activation threshold, this HH18HA452 closed switch automatically interrupts the circuit to prevent overheating if excessive temperatures from a flame rollout are detected
【Reliable Thermal-Sensitive Construction】: Manufactured from a quality bimetal component, the switch provides consistent and durable performance under repeated heating cycles, ensuring long-term reliability
【Easy Installation】: Designed for front-side-up mounting with clearly marked terminals, replacement can be completed using common tools
【Total Package】: The package includes four individual flame rollout limit switches, providing ample inventory for immediate replacement and future maintenance needs