McDonnell & Miller 150S Switch Els PW 29614 targeting the internal components most

targeting the internal components most susceptible to wear in high-cycle environment applications

Dual-Stage Control: Facilitates two-stage heating or cooling to optimize load management and reduce cycling wear

Engineered to facilitate a secure connection between the motor shaft and a 5/16 inch diameter pushrod

this conductance-type level sensor probe provides a reliable electrical path for detecting water levels in high-pressure steam and hot water boiler systems

The Johnson Controls A-4000-120 is a precision oil indicator with needle valve assembly designed for critical diagnostics in pneumatic control systems

McDonnell & Miller 150S Switch Els PW 29614 targeting the internal components mostThe 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