Nordyne 632448R Pressure Switch or the internal diaphragm of

or the internal diaphragm of the switch has ruptured

this part is essential for initiating the combustion process by delivering a consistent

This heavy-duty 8-inch plastic float is engineered from high-density polyethylene (HDPE)

When a blocked vent condition trips this switch

Nordyne 632448R Pressure Switch or the internal diaphragm ofThe Nordyne 632448R Pressure Switch is an essential safety component engineered for precise differential air pressure sensing in residential gas furnaces and HVAC systems. As a Single Pole Single Throw (SPST) switch, it is factory set to trip at 1. 65 inches water column (1. 65" WC), ensuring the inducer motor maintains the specific vacuum required for safe combustion and proper flue exhaust. This OEM Nordyne replacement part features a standardized 1