Xylem-McDonnell & Miller 64 1" Low Water Cut-Off 50 PSI 143600

The Xylem-McDonnell & Miller 64 Low Water Cut-Off functions as a 1" float-operated safety component that protects steam and hot water boilers from running dry conditions. This product operates at 50 PSI to automatically stop the burner when water levels become too low protecting the system from overheating and damage. The reliable control system improves boiler safety while achieving efficient operation and lowering maintenance expenses. This serves all boiler types from residential to commercial to industrial by protecting equipment longevity while ensuring heating stability.