McDonnell & Miller Series 93 Low Water Cut-off/Pump Controller For Steam Boilers

For commercial and industrial low or high pressure steam boilers. Maintains consistent water level regardless of pressure. For boilers of any steaming capacity. No. 5 Switch included. Magnetic repulsion eliminates need for bellows EC . Optional features-Manual reset CUT-OFF LEVEL 150F . 7B switch (135ohm proportional control signal) to maintain constant boiler water level. 1″ NPT connections. Maximum pressure 150 psi (10. 5 kg/cm2). Made in the USA.