Manufacturer Name: Schneider Electric (Barber Colman) Product Number: MK-4601 OEM Part Number: MK-4601 Product Description: 3-6#Valveactuator30#Airmax Weight:2.41lbs/1093.16g The Schneider Electric Barber Colman MK-4601 Valve Actuator is a precision-engineered component that ensures excellent control in HVAC systems. With a maximum air pressure of 30 poun... https://www.partshnc.com/3-6valveactuator30airmax