Xylem-McDonnell & Miller 63 Low Water Cut-Off 50 PSI 1" NPT 142400

The Xylem-McDonnell & Miller 63 Low Water Cut-Off used as a 1" mechanical device which monitors water levels in steam and hot water boilers. This unit operates at 50 PSI maximum pressure to automatically turn off the burner when water levels become too low protecting the boiler from damage. This Water Cut-Off used as a standard part in commercial and industrial HVAC systems where it protects steam heating applications. The device maintains durability through its construction and makes installation simple with its 1" NPT connection. The essential benefits that improve system safety and prevent dry while lowering to extend equipment life.