Description
Belimo F680HDU 2-Way Ductile Iron Butterfly Valve Assembly
The Belimo F680HDU is a heavy-duty 2-way butterfly valve assembly engineered for demanding commercial and industrial HVAC hydronic systems. Featuring a 3-inch ductile iron body with a stainless steel disc, this valve delivers exceptional flow control performance with a high Cv rating of 302 and a close-off pressure (COP) rating of 50 psi — making it well-suited for high-flow, high-pressure applications.
Belimo’s butterfly valve assemblies are renowned for their robust construction, tight shut-off, and long service life. The stainless steel disc resists corrosion and wear, ensuring reliable operation across a wide range of HVAC media including chilled water, hot water, and condenser water systems.
Key Features
- 2-way valve configuration for on/off or modulating flow control
- Ductile iron (DI) valve body for strength and durability
- Stainless steel disc for corrosion resistance and long service life
- 3-inch pipe size for high-volume commercial HVAC applications
- High flow capacity with Cv rating of 302
- Close-off pressure (COP) rating of 50 psi for positive shut-off
- Designed for compatibility with Belimo actuators
Specifications
- Brand: Belimo
- SKU: F680HDU
- Valve Type: 2-Way Butterfly Valve Assembly
- Body Material: Ductile Iron (DI)
- Disc Material: Stainless Steel
- Pipe Size: 3″
- Cv Rating: 302
- Close-Off Pressure: 50 psi
Applications
- Commercial chilled water and hot water systems
- Condenser water and cooling tower circuits
- Industrial process fluid control
- Air handling units (AHUs) and fan coil units
- Building automation and energy management systems
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