Schneider Electric (Barber Colman) MP-424 Proportional Actuator R-22 meeting the rigorous standards required

meeting the rigorous standards required for HVAC fuel train installations

reducing steam waste and preventing downstream over-pressurization

Built with a heavy-duty brass body and EPDM seals

maintaining system pressure integrity while providing clean

While functional in many positions

Schneider Electric (Barber Colman) MP-424 Proportional Actuator R-22 meeting the rigorous standards requiredThe Schneider Electric (Barber Colman) MP 424 Proportional Actuator is a heavy duty non spring return actuator designed for the precise positioning of dampers, globe valves, and ventilation flaps in commercial HVACR systems. Operating on 120V AC power, this unit delivers a consistent 60 lb in torque to ensure reliable mechanical movement across a 90 degree rotation. Engineers often specify the MP 424 as a direct replacement for Barber Colman EA 51,