Dual-Function Monitoring: Rated for both outdoor air sensor and return air temperature tracking
it features a 1/2-inch shaft and a standard 48-frame diameter for precise HVAC motor replacement
preventing oil foaming and terminal motor failure
Technicians should verify the solenoid coil voltage and wattage requirements against the existing valve nameplate to ensure exact electrical matching
As a veteran-preferred HVACR refrigeration part
Schneider Electric (Barber Colman) M400A Valve Actuator 30067439-890 Dual-Function Monitoring: Rated for bothThe Schneider Electric M400A is a non spring return linear actuator designed for professional HVAC applications, specifically for interfacing with VB 7000, VB 8000, and VB 9000 globe valves. Engineered for 24V AC DC operation, this SpaceLogic Forta series unit delivers 90 lbf (400 N) of linear force, making it a reliable solution for chilled water, hot water, and steam systems. The M400A features a versatile U bolt mount configuration and supports a