Lennox 15W56 Pressure Switch 326058-756 Common indicators include unusual screeching

Common indicators include unusual screeching or grinding noises (bearing failure)

While the Parker LLD163 provides exceptional contaminant control

Adjustable crank-arm configuration

This unit is frequently utilized in Trane Precedent packaged units and large-scale industrial cooling systems

Lennox 15W56 Pressure Switch 326058-756 Common indicators include unusual screechingEnsure the safe and efficient performance of your heating system with the Lennox 15W56 Pressure Switch. This genuine OEM replacement part, also identified as 65289300, is a critical safety component designed to monitor airflow and venting pressures within the combustion chamber. Engineered specifically for Lennox furnaces and unit heaters, this SPST pressure switch features a precise 0. 43" WC setpoint and a standard 1 4" barb connection for seamless