Description
The Johnson Controls V-3966-1002 is a 1/2″ flare-connection pneumatic valve engineered for precise flow control in commercial and industrial HVAC systems. With a normally closed (NC) fail-safe configuration and a 9–13 PSI spring range, this valve ensures dependable, pressure-responsive operation that closes automatically upon loss of pneumatic signal — protecting system integrity and equipment.
Key Features
- 1/2″ flare connection for secure, leak-resistant installation
- Normally closed (NC) operation — valve closes on loss of pneumatic signal
- 9–13 PSI spring range for accurate pneumatic actuation
- 3.2 Cv flow coefficient for optimized flow capacity
- Designed for use in commercial HVAC pneumatic control systems
- Reliable Johnson Controls engineering for long service life
Specifications
- SKU: V-3966-1002
- Brand: Johnson Controls
- Connection Type: 1/2″ Flare
- Fail-Safe Position: Normally Closed (NC)
- Spring Range: 9–13 PSI
- Flow Coefficient (Cv): 3.2
Application
The V-3966-1002 is ideal for pneumatically controlled HVAC systems where precise valve positioning and fail-safe closure are required. Its flare-type connection simplifies field installation and ensures a reliable, vibration-resistant seal. The 9–13 PSI spring range makes it compatible with standard pneumatic control signals used in building automation and HVAC zoning applications.
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