Carrier HH12ZB140 Limit Switch 319847-401 5 psi depending on the

5 psi depending on the regulator body and diaphragm size

allowing 24V thermostat control to trigger 230V components like air handler blowers or auxiliary heating elements

What happens if my recycle timer fails

High Pressure Rating: Rated for up to 600 PSI

keeping this specific chamber on hand ensures you can provide a reliable

Carrier HH12ZB140 Limit Switch 319847-401 5 psi depending on theMaintain peak safety and performance in your rooftop or residential furnace systems with the Carrier HH12ZB140 Limit Switch. This genuine OEM HVAC replacement part is a factory authorized L140F 40 limit switch, specifically engineered for high limit protection in Carrier, Bryant, and Payne air handlers and package units. As an auto reset limit switch with a SPST (Single Pole Single Throw) configuration, it is designed to interrupt the heating circuit