Johnson Controls VG7441GS+3801D 1/2" Normally Closed Globe Valve with Pneumatic Actuator

The Johnson Controls VG7441GS+3801D is a complete valve assembly combining a Series VG7000 brass trim globe valve with a compact V-3801 pneumatic actuator. This normally closed (N/C) valve provides reliable modulating control for HVAC hydronic systems.

Key Specifications:

• Valve Size: 1/2 inch NPT threaded connections
• Valve Body: Brass construction with globe-style trim for precise flow control
• Flow Coefficient (Cv): 4.6 at full open position
• Actuator Model: V-3801-8001 compact pneumatic actuator
• Spring Range: 4-8 psig for modulating control
• Fail Position: Normally closed (valve closes on air failure)
• Action: Direct acting pneumatic control

Features and Benefits:

• Factory-assembled valve and actuator combination ensures proper matching and eliminates field assembly errors
• Compact pneumatic actuator design saves installation space in tight mechanical rooms
• Brass trim construction provides excellent corrosion resistance and long service life
• Globe valve design delivers precise throttling control for heating and cooling applications
• 4-8 psig spring range is compatible with standard pneumatic control systems
• Normally closed fail-safe operation provides safety in heating applications

This valve assembly is ideal for hydronic heating and cooling systems, chilled water applications, and other HVAC systems requiring modulating control. The combination of reliable Johnson Controls components ensures consistent performance and easy integration with pneumatic building automation systems.