Pay in 4 interest-free payments of $11.28 Learn more
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
this 4" replacement diaphragm restores OEM-spec performance to aging actuators
blocked return air vents
it maximizes current-carrying efficiency to ensure a cooler-running component under heavy inductive loads
facilitating efficient field wiring and reduced labor time
Durable Construction: Heavy-duty mechanical design eliminates the failure points common in electronic controls in high-dust industrial environments
Lennox 45H70 Relay this 4" replacement diaphragm restoresThe Lennox 45H70 is a high performance 3PDT fan control relay designed for precise switching in demanding HVACR applications. Operating on a 24V coil, this three pole, double throw component is engineered to manage fans, blowers, and motor circuits in both residential and commercial equipment. It is functionally identical to and replaces the Lennox 45H7001, ensuring a direct drop replacement for field service. Rated for 10A at 120 240VAC and 5A at