The Barber Colman VF-7221-221-4-03 is a 1/2-inch 2-way normally closed motorized globe valve assembly engineered for precise fluid modulation in commercial HVAC systems. Equipped with a 2.2 Cv flow capacity, a heavy-duty bronze valve body, brass trim, and a factory-integrated electric actuator, this assembly regulates hot water, chilled water, or low-pressure steam circuits. Its equal percentage throttling characteristic and stem-up-closed design deliver linear heat transfer and dependable shutoff performance.
Technical Details
- Model / Part Number: VF-7221-221-4-03
- Manufacturer: Barber Colman
- Device Type: 2-Way Normally Closed Motorized Globe Valve
- Valve Size & Connection: 1/2 Inch NPT x Union Threaded
- Flow Capacity: 2.2 Cv
- Flow Characteristic: Equal Percentage
- Normal Position / Action: Normally Closed
- Actuator Type: Factory-Integrated Electric Actuator
- Body & Trim Material: Cast Bronze Body with Brass Trim
- Stem Packing: Spring-Loaded Self-Adjusting TFE Packing
- Media Compatibility: Hot Water, Chilled Water, Low-Pressure Steam
- Rating: 20°F to 281°F | 250 psig Rating
Key Features
- Factory-assembled actuator and valve body simplify installation.
- Normally closed design provides positive shutoff without power.
- 2.2 Cv rating enables precise proportional flow control.
- Durable cast bronze body with corrosion-resistant brass trim.
- Low-friction spring-loaded TFE packing ensures leak-free sealing.
Applications
- Fan coil units, unit ventilators, and VAV reheat coil loops.
- Commercial HVAC hot water, chilled water, and steam piping.
- Air handling unit heating coil regulation and fluid control.
- Direct replacement for legacy Barber Colman 1/2-inch motorized valves.
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance.