Nordyne 632636 Pressure Switch 319848-301 High-Precision Monitoring: Delivers accurate resistance

High-Precision Monitoring: Delivers accurate resistance feedback to Maxitrol Selectra modulating valves for tight temperature control

ensuring the evaporator remains active without starving or flooding

Flexible Installation: Features reversible rotation and standard NEMA 48-frame geometry for compatibility with most residential blower housings

It features a fast-opening characteristic and incorporates two automatic valves with an internal pressure regulator set for 3

81" clearance

Nordyne 632636 Pressure Switch 319848-301 High-Precision Monitoring: Delivers accurate resistanceThe Nordyne 632636 Pressure Switch is a critical safety component designed for specific HVAC furnace systems, ensuring the inducer motor generates sufficient vacuum before allowing the ignition sequence. This differential air pressure switch features a precise set point of 0. 45" WC, making it a direct replacement for failing or stuck open switches in Miller, Intertherm, and Nordyne units. When diagnosing furnace pressure switch failure, verify that