Description
The Johnson Controls V47AA-3 is a direct acting, temperature actuated water regulating valve engineered for precise flow control in hydronic and HVAC water systems. Built from durable cast brass, this valve responds directly to temperature changes sensed through its remote bulb and capillary assembly — no external power source required.
Key Features
- Direct acting, temperature actuated operation — no external power required
- Cast brass valve body for long-lasting durability and corrosion resistance
- 75°F to 135°F cross ambient point temperature range for precise control
- 3/8″ NPT inlet/outlet connections for easy installation
- 1/2″ NPT external fitting for convenient system integration
- 6-foot capillary tube provides flexible remote sensing capability
- Style 4 bulb: 11/16″ diameter x 6″ long for accurate temperature sensing
Specifications
- SKU: V47AA-3
- Brand: Johnson Controls
- Valve Type: Direct Acting, Temperature Actuated Water Regulating Valve
- Body Material: Cast Brass
- Inlet/Outlet Connection: 3/8″ NPT
- External Fitting: 1/2″ NPT
- Temperature Range: 75°F to 135°F (Cross Ambient Point Range)
- Capillary Length: 6 feet
- Bulb Style: Style 4
- Bulb Dimensions: 11/16″ diameter x 6″ long
Applications
- Hydronic heating and cooling systems
- Water-cooled condensers and heat exchangers
- Commercial and industrial HVAC water circuits
- Temperature-controlled water flow regulation
The V47AA-3 is ideal for applications requiring reliable, self-contained temperature-based water flow regulation without the need for electrical actuation. Its compact cast brass construction and remote sensing bulb make it a versatile solution for a wide range of commercial HVAC and hydronic system installations.
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