McDonnell & Miller 101A Water Feeder THPU32HP7Y or visible scoring on the

or visible scoring on the rod surface that could damage the valve packing

Always match the rotation to your fan motor data plate

High Torque Output: Delivering 35 lb-in of torque to ensure positive closure and smooth modulation of dampers

providing a versatile interface for DDC controllers to manage motor starters and pumps while receiving real-time status feedback through 100% solid-state circuitry

always verify the motor shaft diameter

McDonnell & Miller 101A Water Feeder THPU32HP7Y or visible scoring on theFor service professionals managing residential or light commercial low pressure steam systems, the McDonnell & Miller 101A (Part Number 169400) remains a staple for automated level control. This 120Vac electric water feeder is specifically engineered for cold water feed applications, eliminating the need for manual monitoring and adding water to the boiler. Designed with a heavy duty solenoid, this unit handles a 150 PSI maximum water supply pressure