Nordyne 632673 Pressure Switch 321702-401 though specific orifice sizes and

though specific orifice sizes and application requirements must be verified against manufacturer flow tables

Specifically designed as an EVR 32 solenoid valve

Does this unit require a 24V transformer

The kit includes an 18-inch capillary tube and an external equalizer to provide the accurate pressure feedback required for systems running R-22 refrigerant (and is cross-compatible with R407C retrofits)

680 PSI maximum working pressure rating

Nordyne 632673 Pressure Switch 321702-401 though specific orifice sizes andThe Nordyne 632673 Inducer Pressure Switch is a critical safety component designed for high efficiency forced air furnaces. As a genuine OEM replacement part, this single pole, single throw (SPST) switch is factory calibrated to a 1. 13 in. W. C. set point, ensuring the draft inducer motor establishes proper static pressure before the ignition sequence begins. This furnace air pressure switch prevents hazardous operation by monitoring the venting