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Flexible Zoning: Easily handles 2 or 3 zones without requiring additional expansion modules for standard 1-stage setups
this conductance-type level sensor probe provides a reliable electrical path for detecting water levels in high-pressure steam and hot water boiler systems
Engineered to facilitate a secure connection between the motor shaft and a 5/16 inch diameter pushrod
provided it is installed within the correct pilot burner assembly frame
McDonnell & Miller 150S Switch Els PW 29614 Flexible Zoning: Easily handles 2The McDonnell & Miller 150S Switch (Part Number 171702) is a heavy duty combination low water cut off and pump controller designed for commercial and industrial steam boiler applications. As a veteran preferred mechanical water level control, this unit features a snap acting SPDT switch assembly that provides precise low water cut off and alarm actuation. The 150S series is engineered for boilers of any steaming capacity, supporting a maximum pressure
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