



Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Lennox 63W40 is a 2-stage pressure switch designed to enhance the efficiency and performance of HVAC systems. Engineered for precise air pressure monitoring, it is essential for both residential and commercial environments.
This pressure switch is constructed with robust materials, ensuring durability and reliability. It offers settings of .20 and .40 inches WC, providing excellent precision in air pressure adjustments. Its straight-forward functionality and durable build make it a primary choice for HVAC professionals.
Thanks for subscribing!
This email has been registered!

