McDonnell & Miller 150S-M-MD-HD HEAD THPU32HP7Y The self-recharging battery backup maintains

The self-recharging battery backup maintains the clock's movement for up to 72 hours

Designed to handle a 5 PSI max inlet pressure for natural gas and 2 PSI for LP

Reduced Friction Loss: High-grade internal rollers and lubrication minimize rotational resistance

Engineered for automatic reset operation

McDonnell & Miller 150S-M-MD-HD HEAD THPU32HP7Y The self-recharging battery backup maintainsThe McDonnell & Miller 150S M MD HD serves as a direct replacement low water cut off head assembly for the 150S series combination pump controllers. Designed specifically for high pressure steam boiler applications, this heavy duty unit manages a maximum operating pressure of 150 psi (10. 5 kg cm). This specific model features a manual reset mechanism, which is critical for meeting safety codes in commercial boiler rooms where a manual restart is