Lennox 14T66 Pressure Switch 326058-758 5 Cv rating allows for

5 Cv rating allows for high-capacity throughput in 1-inch piping systems

Built with an all-polymer capacitive humidity element

the PE-09-1105 utilizes a dependable bimetallic disc for snap-action response and automatic reset once temperatures drop below the established differential

leading to uneven hot or chilled water flow and increased energy consumption across the HVAC system

For technicians performing rooftop unit maintenance

Lennox 14T66 Pressure Switch 326058-758 5 Cv rating allows forThe Lennox 14T66 Pressure Switch is a critical dual stage safety component engineered for 90% efficiency modulating gas furnaces. As a veteran technician knows, maintaining the correct pressure differential is non negotiable for safe combustion. This OEM Lennox replacement part is factory calibrated to operate within a specific water column range of 1. 00" to 0. 25" WC, ensuring the inducer motor pulls the required vacuum before the ignition sequence