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OEM Compatibility: Guaranteed fit for Lennox 74H0101
the M-600400 is the official direct cross-reference for the older PS-24-150-N12
Precise Airflow Monitoring: High-sensitivity diaphragm detects minute changes in static pressure to prevent hazardous combustion conditions
This model features a fully adjustable differential ranging from 35 to 200 PSI
The G116S44SC-ACTS is rated for a maximum pressure of 90 PSI specifically for steam applications
Cleveland Controls NS2-0111-00 Pressure Switch 321042-401 OEM Compatibility: Guaranteed fit forThe Cleveland Controls NS2 0111 00 is an essential OEM air flow pressure sensing switch specifically calibrated at . 45" w. c. for AAON equipment and high performance industrial HVAC systems. This differential pressure switch utilizes a high grade silicone diaphragm and a glass filled polycarbonate housing to provide superior stability in building automation environments. As a veteran preferred HVAC pressure switch, it features an integral SPDT switch