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Key Benefits Double Diaphragm Technology: Eliminates inlet pressure effects for superior regulation accuracy
Direct-Fit OEM Compatibility: Eliminates the need for manifold modifications or bracket adjustments in Lennox units
OEM Compatibility: Guaranteed fit for Trane industrial systems
this unit simplifies start/stop motor control and status feedback for building automation systems
McDonnell & Miller 63-HD Head Mechanism Els PW 29614 Key Benefits Double Diaphragm Technology:The McDonnell & Miller 63 HD Head Mechanism (Part Number 142600) is a heavy duty field replacement designed for Series 63 low water cut offs. As a veteran grade mechanical LWCO solution, this auto reset head assembly provides essential protection for both hot water and steam boilers in residential and commercial environments. Engineered to manage boiler pressure up to 50 PSI, the 142600 integrates the No. 2 SPDT switch to ensure reliable burner