Carrier HH18HA450 Switch Freon dryseal taper pipe threads are

dryseal taper pipe threads are specifically engineered to minimize potential leak paths and provide extra clearance for tightening your flare nuts in tight evaporator or condenser compartments

matching the electrical specifications and physical dimensions exactly

Mechanical Fitting Design: Threaded connections allow for straightforward installation and future maintenance without requiring onsite brazing

Applying line voltage to the coil terminals will result in immediate component failure

Carrier HH18HA450 Switch Freon dryseal taper pipe threads areThe Carrier HH18HA450 is a high precision temperature actuation switch designed for critical thermal monitoring in residential and commercial HVAC applications. As an OEM limit switch, this component serves as a fundamental safety primary, effectively preventing heat exchanger damage by breaking the electrical circuit if internal temperatures exceed factory set safety thresholds. Engineered by United Technologies, the HH18HA450 switch features a