This vent pressure switch monitors the pressure differential within the combustion blower assembly

Key Benefits Universal Compatibility: Specifically designed for York

This is a full-featured blade-style relay designed to fit Veris VBD2B series sockets

This part is the pressure switch assembly

Technicians should verify if the existing installation uses a 1/2" NPT well or adapter bushing

Nordyne 621939 Evaporator Motor Refrigerant This vent pressure switch monitorsThe Nordyne 621939 Evaporator Motor is a heavy duty, 1 3 HP blower motor engineered for precision airflow in residential and light commercial HVAC applications. This 208 230V 2 speed motor operates at 900 RPM and is a direct 621939R replacement motor, ensuring a drop in fit for Q3 series single package heat pumps and various air handlers. Built within a standard 48 frame housing, it features a 3. 76 inch shaft and requires a 10 uF 370V capacitor for