Description
Johnson Controls VG7842GT+3008D 3-Way Mixing Valve Assembly Overview
The Johnson Controls VG7842GT+3008D is a complete valve assembly engineered for precise hydronic flow control in commercial HVAC and building automation systems. This 3-way mixing valve combines a durable cast bronze body with brass trim and a spring return exposed pneumatic actuator, delivering reliable, repeatable performance in demanding applications.
Key Features
- 3-way mixing valve configuration for blending or diverting hydronic flow
- 1/2″ NPT end connections for straightforward installation
- 4.6 Cv flow coefficient with linear flow characteristic for accurate control
- Cast bronze valve body with brass trim for corrosion resistance and long service life
- Spring return exposed pneumatic actuator for fail-safe operation
- 4–8 PSI spring range for compatibility with standard pneumatic control systems
- Complete factory-assembled valve and actuator package for simplified installation
Valve Specifications
- SKU: VG7842GT+3008D
- Valve Type: 3-Way Mixing
- Connection Size: 1/2″ NPT
- Flow Coefficient (Cv): 4.6
- Flow Characteristic: Linear
- Body Material: Cast Bronze
- Trim Material: Brass
Actuator Specifications
- Actuator Type: Spring Return Exposed Pneumatic
- Spring Range: 4–8 PSI
- Operation: Fail-safe spring return action
Typical Applications
- Hydronic heating and cooling systems
- Fan coil unit control
- Air handling unit coil control
- Building automation and pneumatic control systems
- Commercial HVAC water distribution
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