York 025-41854-000 Pressure Switch 321042-401 The Lennox 34K77 Blower Motor

The Lennox 34K77 Blower Motor is a high-duty PSC (Permanent Split Capacitor) motor engineered for precision airflow in residential and light commercial HVAC systems

Is this kit compatible with residential furnaces or just unit heaters

always refer to the manufacturer’s wiring diagram to confirm if a secondary board is required for dual-unit setups

ensuring seamless integration with existing Lochinvar and A

The "HKN" prefix is often used in inventory systems to denote the Hankison brand

York 025-41854-000 Pressure Switch 321042-401 The Lennox 34K77 Blower MotorThe York 025 41854 000 Pressure Switch is a critical safety component engineered for high pressure monitoring in commercial HVACR systems. As a heavy duty high pressure cutout switch, this part is calibrated to open the control circuit at 500 PSI and reset at 375 PSI, providing essential compressor protection against excessive discharge pressures. Designed specifically for York HVAC replacement parts inventories, the 025 41854 000 York model ensures