Description
The Belimo B219B is a high-quality 2-way ball valve engineered for reliable flow control in chilled water and hot water HVAC systems. With a 3/4″ NPT connection and a 10 Cv flow coefficient, this valve delivers precise equal percentage flow characteristics, making it ideal for hydronic heating and cooling applications where accurate modulation is critical.
Durable, Corrosion-Resistant Construction
The B219B features a nickel-plated forged brass body, a chrome-plated brass ball, and a nickel-plated brass stem. This premium material combination provides excellent resistance to corrosion and wear, ensuring long service life in demanding hydronic environments.
Key Specifications
- SKU: B219B
- Valve Type: 2-Way Ball Valve
- Connection Size: 3/4″ NPT
- Flow Coefficient (Cv): 10
- Flow Characteristic: Equal Percentage
- Body Material: Nickel-Plated Forged Brass
- Ball Material: Chrome-Plated Brass
- Stem Material: Nickel-Plated Brass
- Maximum Temperature: 212°F
- Glycol Compatibility: Up to 60% Glycol Solution
Application Highlights
- Designed for chilled water and hot water HVAC systems
- Equal percentage flow characteristic for superior modulation and control
- Compatible with glycol-based solutions up to 60% concentration
- Intended for use with a compatible Belimo actuator for automated control
- Ideal for fan coil units, air handling units, and hydronic terminal equipment
Why Choose Belimo?
Belimo is a globally recognized leader in HVAC valve and actuator technology. The B219B is built to Belimo’s exacting standards for performance, durability, and ease of installation, making it a trusted choice for mechanical contractors and building automation professionals alike.







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