professional attachment to the switch arm

providing versatile application across different regions

the AM-123 is most commonly found in commercial and industrial damper linkage systems where Barber Colman hardware is the standard

It is the designated direct replacement for the 0537-D01-HM0030

What is the coil voltage rating

McDonnell & Miller 42S Controller Els PW 17895 professional attachment to the switchThe McDonnell & Miller 42S Controller (Part Number 129302) is a critical float operated combination low water cut off (LWCO) and pump controller designed for residential, commercial, and industrial steam boilers. Engineered for systems with a separate water column, this steam boiler water level control features dual SPST snap action switches that provide reliable automatic reset functionality. The 129302 pump controller handles a maximum operating