Lennox 63W41 – Lennox 102529-02 2-Stage Pressure Switch, Set Point High 0.35" W.C.; Set Point Low 0.20" W.C.

Improve furnace performance and ensure safe operation with the Lennox 63W41 (102529-02) 2-Stage Pressure Switch. Designed for precise airflow monitoring, this OEM Lennox switch provides dependable performance in both high and low fire stages. It detects proper draft conditions and helps protect the heating system from unsafe operation, making it an essential replacement part for maintaining efficiency and reliability.

Engineered for Lennox residential furnaces, this dual-stage pressure switch matches original specifications for quick installation and accurate control. Ideal for restoring proper furnace operation when experiencing ignition issues, short cycling, or draft-related errors.

Key Features
• Original Lennox OEM replacement for select furnace models
• Dual-stage operation with two set points: 0.35" W.C. (high) and 0.20" W.C. (low)
• Ensures safe draft monitoring and proper airflow pressure
• Helps resolve ignition failures and pressure switch error codes
• Durable construction for long service life and consistent performance
• Easy to install with factory-matched fittings and wiring

Specifications
• Part Number: 63W41
• Catalog Number: 102529-02
• Type: 2-stage furnace pressure switch
• High Stage Set Point: 0.35" W.C.
• Low Stage Set Point: 0.20" W.C.
• Application: Lennox residential gas furnaces
• Operation: Normally Open (closes on pressure rise)
• Country of Origin: USA or Canada (varies by batch)

Shipping Information
• Shipping Weight: 0.42 lb
• Package Dimensions: 6 x 4 x 3 in