Carrier HH18HA285 Limit Switch R-22 this snap-acting device is engineered

this snap-acting device is engineered to handle multiple pneumatic logic functions

When replacing older Carrier defrost control boards

reducing installation footprint in crowded enclosures

Plug-and-Play Installation: The 3-pin plug-in connector prevents cross-wiring and ensures a moisture-resistant seal at the control board

Carrier HH18HA285 Limit Switch R-22 this snap-acting device is engineeredThe Carrier HH18HA285 is a critical OEM furnace limit switch designed to provide precise thermal protection within your heating system. Engineered for high reliability applications, this auto reset limit switch monitors the temperature near the heat exchanger to prevent hazardous overheating conditions. With a fixed operating range of 65 85F, the HH18HA285 ensures the electrical circuit is interrupted if the plenum temperature exceeds specified safety