Description
The Johnson Controls VG7842ET+3008D is a complete 3-way mixing valve assembly engineered for precise hydronic flow control in commercial HVAC and building automation systems. Combining a durable cast bronze valve body with a spring return exposed pneumatic actuator, this assembly delivers reliable, repeatable performance in demanding heating and cooling applications.
Valve Body Features
- Configuration: 3-way mixing valve
- Connection: 1/2″ NPT threaded
- Flow Coefficient: 1.8 Cv
- Flow Characteristic: Linear
- Body Material: Cast bronze for corrosion resistance and long service life
- Trim Material: Brass
Pneumatic Actuator Features
- Actuator Type: Spring return, exposed pneumatic
- Spring Range: 4–8 PSI
- Action: Spring return for fail-safe positioning on loss of air supply
- Designed for direct mounting to the VG7842ET valve body
Applications
- Hydronic heating and cooling coil control
- Commercial building automation and HVAC systems
- Fan coil units and air handling units
- Mixing and diverting service in water or glycol systems
Why Choose the VG7842ET+3008D
The cast bronze body provides excellent resistance to corrosion in water and glycol service, while the linear flow characteristic ensures accurate, proportional control across the full stroke. The spring return pneumatic actuator automatically returns the valve to its fail-safe position upon loss of control air, enhancing system safety and reliability. The exposed actuator design simplifies field inspection and maintenance, making this assembly a trusted choice for mechanical contractors and building automation professionals.
Reviews
There are no reviews yet.