Description
The Johnson Controls V46AA-52 is a commercial-grade pressure actuated water regulating valve designed to automatically modulate water flow in response to system pressure changes. With an open-on-rise actuation principle, the valve opens as refrigerant or system pressure increases, allowing condenser water to flow and reject heat efficiently — making it an ideal solution for water-cooled refrigeration and HVAC systems.
Key Features
- 3/8″ NPT connection for straightforward installation into existing piping
- Open-on-rise pressure actuation — valve opens as system pressure rises to regulate condenser water flow
- Designed for commercial HVAC and refrigeration applications
- Automatic modulation helps maintain consistent system operating pressures
- Durable construction suitable for demanding commercial environments
- Helps protect compressors and system components by preventing high-pressure conditions
Application
The V46AA-52 is well-suited for water-cooled condensers, chillers, and commercial refrigeration systems where precise condenser water flow control is required. By automatically responding to pressure fluctuations, this valve helps optimize system efficiency, extend equipment life, and reduce the risk of high-pressure shutdowns.
Product Specifications
- Brand: Johnson Controls
- Model / SKU: V46AA-52
- Connection Size: 3/8″ NPT
- Actuation Type: Pressure Actuated
- Action: Open on Rise
- Application: Commercial Use







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