Nordyne 632520R Pressure Switch providing stable resistance values over

providing stable resistance values over the life of the burner

specifically for linkage-based installations

this regulator reduces frictional resistance by allowing gas to pass through the conical valve without turbulence

Direct Application Compatibility: Replaces C6437501 and C6437503 without the need for mounting modifications

The 48-inch capillary

Nordyne 632520R Pressure Switch providing stable resistance values overThe Nordyne 632520R Pressure Switch is an essential safety component for gas furnace maintenance and repair. This OEM replacement part is a Single Pole Single Throw (SPST) switch factory set to 0. 80" WC. It serves as a critical draft proving switch, ensuring that the inducer motor is pulling the correct vacuum through the heat exchanger before allowing the ignition sequence to proceed. As a veteran grade HVAC induction component, the 632520R is a