Description
Overview
The Belimo B249 is a precision-engineered 2-inch NPT, 2-way ball valve designed for demanding chilled water and hot water HVAC applications. Featuring an equal percentage flow characteristic and a robust 46 Cv flow coefficient, this valve delivers accurate, repeatable flow control in commercial and industrial hydronic systems.
Construction & Materials
- Nickel-plated forged brass body for superior corrosion resistance and long service life
- Stainless steel ball and stem for durability and leak-free performance
- 2-inch NPT end connections for straightforward installation into standard piping systems
Performance Specifications
- Flow coefficient (Cv): 46
- Connection size: 2″ NPT
- Flow characteristic: Equal percentage
- Configuration: 2-way
- Maximum fluid temperature: 212°F (100°C)
- Compatible with glycol solutions up to 60% concentration
Applications
- Chilled water systems
- Hot water heating systems
- Hydronic air handling units and fan coil units
- Commercial HVAC and building automation systems
- Systems utilizing glycol-based freeze protection
Why Choose the Belimo B249
Belimo is a globally recognized leader in HVAC valve and actuator technology. The B249 is engineered to pair seamlessly with Belimo actuators, providing a complete, reliable control solution. The equal percentage flow characteristic ensures stable control across a wide range of operating conditions, while the nickel-plated brass body and stainless steel internals guarantee long-term performance even in aggressive fluid environments. With glycol compatibility up to 60%, this valve is well-suited for installations requiring freeze protection.
