Johnson Controls V-3966-1001 Pneumatic Flare Valve, Brass, 1/2", Normally Closed

The Johnson Controls V-3966-1001 is a pneumatic flare valve designed for HVAC control applications requiring reliable, air-operated actuation. This normally closed valve features a brass body construction for durability and corrosion resistance in commercial and industrial systems.

Key Specifications:

• Connection Type: 1/2" flare fittings for secure, leak-resistant installation
• Flow Coefficient (Cv): 1.7, suitable for moderate flow control applications
• Valve Position: Normally Closed (NC) - remains closed until actuated
• Operating Pressure Range: 9-13 PSI pneumatic control signal
• Body Material: Brass construction for long service life

This pneumatic valve is ideal for use in building automation systems, air handling units, and other HVAC applications where pneumatic control signals are used. The normally closed configuration ensures fail-safe operation, closing automatically when pneumatic pressure is removed. The 1/2" flare connections provide easy installation and reliable sealing without the need for soldering.