McDonnell & Miller 159S Controller Els PW 29614 This normally closed (N/C) valve

This normally closed (N/C) valve utilizes an internal pilot-operated globe pattern to manage saturated steam applications with a maximum differential pressure of 110 PSI

Operating on 24Vdc power

Robust Brass Construction: Heavy-duty brass body 1/2" NPT solenoid valve provides the structural integrity needed for high-cycle commercial use

allowing the duct detector to trigger the annunciator directly

this dual capacitance component provides critical support for both the compressor and the outdoor fan motor

McDonnell & Miller 159S Controller Els PW 29614 This normally closed (N/C) valveThe McDonnell & Miller 159S Controller (Part Number 178802) is a specialized combination low water cut off and pump controller designed for heavy duty commercial and industrial steam boiler applications. Operating at a maximum pressure of 150 psi, this unit integrates a float operated mechanism with dual bi metal snap acting switches to ensure precise level management. The configuration features one SPST switch dedicated to pump control and a second