Description
The Belimo B215HT455 is a precision-engineered 2-way ball valve designed for demanding hydronic and steam applications where standard valves fall short. Featuring a robust brass body paired with a stainless steel ball and stem, this valve delivers outstanding durability and corrosion resistance in high-temperature water systems and low-pressure steam environments.
Key Features
- 1/2″ NPT end connections for straightforward installation into standard piping systems
- 4.55 Cv flow coefficient providing accurate and reliable flow control
- 2-way, equal percentage flow characteristic for precise modulating control across the full operating range
- Brass body construction for strength and long-term reliability
- Stainless steel ball and stem for superior corrosion resistance in aggressive media
- Rated for high-temperature water applications up to 266°F (130°C) maximum
- Compatible with low-pressure steam systems
- Supports glycol solutions up to 60% concentration
Application Suitability
The B215HT455 is ideally suited for commercial and industrial HVAC hydronic systems, steam heating applications, and glycol-based systems where elevated temperatures and media compatibility are critical. The equal percentage flow characteristic ensures stable, linear control response when paired with a Belimo actuator, making it an excellent choice for variable flow air handling units, fan coil units, and terminal unit control.
Specifications
- SKU: B215HT455
- Brand: Belimo
- Valve Type: Ball Valve
- Pipe Size: 1/2″
- Connection Type: NPT (National Pipe Thread)
- Flow Coefficient (Cv): 4.55
- Flow Characteristic: Equal Percentage
- Configuration: 2-Way
- Body Material: Brass
- Ball & Stem Material: Stainless Steel
- Maximum Temperature: 266°F (High Temperature Water)
- Media: High Temperature Water, Low Pressure Steam
- Glycol Compatibility: Up to 60% Glycol Solution
Why Choose Belimo?
Belimo is a globally recognized leader in HVAC actuator and valve technology, trusted by engineers and contractors for consistent quality, long service life, and seamless integration with building automation systems. The B215HT455 upholds that legacy, offering a reliable control valve solution engineered to perform in the most demanding heating system environments.







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