Lennox 65W49 Pressure Switch Precise Ignition Timing: Engineered to

Precise Ignition Timing: Engineered to work seamlessly with 15

the Y65T31-0 supports foot

ensure the flame sensor is clean and the furnace control board ground is secure

What models does this part typically fit

Lennox 65W49 Pressure Switch Precise Ignition Timing: Engineered toThe Lennox 65W49 Pressure Switch is a critical safety component calibrated to . 60" WC (water column) for precise inducer motor monitoring and combustion air verification. As a genuine Lennox OEM replacement part, this SPST (Single Pole Single Throw) switch ensures seamless integration with furnace control boards, preventing ignition if proper venting pressure isn't maintained. Featuring a standard 1 4" barb connection, it offers a secure fit for