Schneider Electric (Barber Colman) 2390-501 Gradual Switch Refrigerant Under normal (cool) conditions

Under normal (cool) conditions

please verify your existing capacitor's rating or replace it during installation to ensure proper start torque

making it compatible with both compressors and heating elements

Compatibility: Direct field replacement for older White-Rodgers M20 and 104484A hardware

utilizing this genuine Nor East part maintains the original flow characteristics and pressure rating of your 2-1/2 or 3-inch valve body

Schneider Electric (Barber Colman) 2390-501 Gradual Switch Refrigerant Under normal (cool) conditionsThe Schneider Electric 2390 501 Gradual Switch is a precision engineered pneumatic manual positioner designed for proportional control in commercial HVACR systems. Utilizing a reliable manual dial, this device allows technicians to modulate output pressure from 0 to 20 psig, providing direct control over pneumatic actuators, dampers, and valves. Built for durability and accuracy, the 2390 501 operates with a 20 psig main air pressure and delivers an 8