Description
The Belimo B223 is a precision-engineered 2-way ball valve designed for reliable flow control in commercial and industrial hydronic systems. Built to handle both chilled and hot water applications, this valve delivers consistent performance across a wide range of operating conditions.
Key Features
- 1″ NPT connection for straightforward installation into standard piping systems
- 10 Cv flow coefficient for accurate, predictable flow performance
- 2-way, equal percentage flow characteristic for precise modulating control across the full stroke range
- Nickel-plated forged brass body for superior corrosion resistance and long service life
- Stainless steel ball and stem for durability and reliable sealing in demanding hydronic environments
- Rated for chilled water and hot water applications up to 212°F (100°C) maximum
- Compatible with glycol solutions up to 60% concentration
Application
The B223 is ideally suited for use in chilled water cooling coils, hot water heating coils, fan coil units, and other hydronic terminal equipment. The equal percentage flow characteristic makes it an excellent choice for modulating control applications where precise temperature regulation is required. Its glycol compatibility makes it well-suited for freeze-protection systems and cold climate installations.
Construction & Materials
- Body: Nickel-plated forged brass
- Ball and stem: Stainless steel
- Connection type: NPT (National Pipe Thread)
- Pipe size: 1″
- Flow characteristic: Equal percentage
- Configuration: 2-way
Specifications
- SKU: B223
- Brand: Belimo
- Pipe Size: 1″
- Connection: NPT
- Cv: 10
- Flow Characteristic: Equal Percentage
- Valve Configuration: 2-Way
- Maximum Temperature: 212°F
- Glycol Compatibility: Up to 60% solution
- Body Material: Nickel-Plated Forged Brass
- Ball & Stem Material: Stainless Steel







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