Carrier HK06WC090 Pressure Switch Els PW 17895 70" WC rating is specific

70" WC rating is specific to the heat exchanger’s airflow requirements

unlike pilot-operated models that require a pressure differential

while an AHE-60 requires four

It facilitates the secure seating of a 16x25x1 air filter or 2-inch pleated media

regardless of the facility type

Carrier HK06WC090 Pressure Switch Els PW 17895 70" WC rating is specificThe Carrier HK06WC090 Pressure Switch is a factory authorized SPST (Single Pole Single Throw) safety component engineered for precise inducer blower vacuum sensing in residential gas furnaces and heat pumps. This OEM Carrier replacement part features a standard 1 4" barb connection and is factory calibrated to a 0. 18" W. C. (Inches Water Column) set point, ensuring safe combustion cycles by verifying proper venting and airflow before ignition. As a