Description
The Johnson Controls V47AC-40 is a direct acting, temperature actuated water regulating valve engineered for reliable flow control in hydronic and HVAC water systems. Built with a cast brass body for long-lasting durability and corrosion resistance, this valve responds directly to temperature changes without the need for external power, making it an efficient and dependable choice for a wide range of commercial and light industrial applications.
Key Features
- Direct acting, temperature actuated operation — no external power required
- Cast brass valve body for superior durability and corrosion resistance
- 3/4″ NPT main valve connection for straightforward installation
- Cross ambient point temperature range: 40°F to 85°F
- Includes 6-foot capillary for flexible remote sensing
- Style 4 sensing bulb: 11/16″ diameter x 10″ long
- 1/2″ NPT external fitting for easy system integration
Specifications
- SKU: V47AC-40
- Brand: Johnson Controls
- Valve Connection: 3/4″ NPT
- External Fitting: 1/2″ NPT
- Temperature Range: 40°F to 85°F (Cross Ambient Point)
- Capillary Length: 6 feet
- Bulb Style: Style 4
- Bulb Dimensions: 11/16″ diameter x 10″ long
- Valve Body Material: Cast Brass
- Actuation Type: Direct Acting
Applications
- Hydronic heating and cooling systems
- Water-cooled condensers and chillers
- Commercial HVAC temperature control
- Process water temperature regulation
The V47AC-40’s 6-foot capillary and Style 4 sensing bulb allow the valve to sense temperature at a remote location, providing accurate and responsive control. The 40–85°F cross ambient point range makes it well-suited for applications where precise low-to-mid range water temperature management is critical. The 1/2″ NPT external fitting adds versatility for system connections, while the cast brass construction ensures performance in demanding environments.
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