this Lennox fan switch comes factory-set to the specific pressure differentials required for low-ambient operation

Common Questions Is the S1-024-35329-000 compatible with my older A229 inducer

This negative pressure gas valve acts as the primary safety and modulation interface

Complete Installation Kit: Includes the essential harness adaptor for quick field replacement and reduced downtime

Danfoss 018F4113 Coil Refrigerant this Lennox fan switch comesThe Danfoss 018F4113 is a high performance solenoid valve coil designed for integration with EV210B, EV220B, and EV250B valve bodies. Operating on a 110V 50Hz 120V 60Hz power supply, this Clip on system coil provides a secure, vibration resistant fit without the need for tools. The conduit hub connection ensures a robust electrical interface suitable for industrial HVACR environments. Engineered with Class H insulation, this danfoss electrical coil