Lennox 14T66 Pressure Switch 326058-758 preventing damage to sensitive compressor

preventing damage to sensitive compressor internal components

making it ideal for standard refrigeration cycles where reliability and fast response times are critical

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

Verification of the valve body size and actuator stroke is recommended to ensure full mechanical engagement

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

Lennox 14T66 Pressure Switch 326058-758 preventing damage to sensitive compressorThe 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