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making it ideal for fan coil units (FCUs)
casing O-ring
offering the necessary delay to avoid nuisance tripping during startup while providing robust thermal protection
ensuring minimal downtime during field service
Lennox 10U40 Pressure Switch 323055-751 making it ideal for fanThe Lennox 10U40 Pressure Switch is a critical safety component designed for high pressure monitoring in HVAC systems. Identified by part number 675 490#, this high pressure switch serves as a reliable cutoff mechanism to protect the compressor and system components from excessive pressure build up. Engineered for precision, it functions as a normally closed pressure switch that opens the electrical circuit when internal system pressure exceeds the
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