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Built with a 48Y NEMA frame and a totally enclosed air over (TEAO) enclosure
Technicians typically look for inconsistent water temperatures
such as desiccant air dryers or sensitive control valves
Balanced Port Design: Compensates for shifting ambient temperatures to provide stable superheat
McDonnell & Miller 7-B Switch THPU32HP7Y Built with a 48Y NEMAThe McDonnell & Miller 7 B Switch (Part Number 110800) is a critical component for specialized boiler control systems requiring potentiometer proportional control. This auto reset low water cut off switch is engineered to work in tandem with Series 93 and 94 pump controllers, providing precise positioning for modulating valves and ensuring consistent water levels in commercial steam applications. Unlike standard snap action switches, the 7 B utilizes
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