fitting a wide array of residential and commercial compressor models

Repeated tripping typically indicates a cracked heat exchanger

The Uni-Kit indicates this is a universal service replacement that includes a versatile dial and mounting accessories to replace several different OEM part numbers in the field

allowing it to substitute for older 370V versions while offering superior thermal stability in high-ambient environments

Carrier HH18HA170 Limit Switch 318172-701 fitting a wide array ofThe Carrier HH18HA170 Limit Switch is a critical safety component designed for precise thermal monitoring in residential and commercial HVAC furnaces. This genuine OEM replacement part features an L170 40F specification, meaning it is calibrated to open the electrical circuit when the internal temperature reaches 170F and automatically reset once the temperature drops by 40F (resetting at 130F). Engineered for high limit protection, this switch