Belimo B217B Two-Way Characterized Control Valve with Non-Spring Return Actuator - 3/4

The Belimo B217B is a 3/4-inch two-way characterized control valve designed for precision control in HVAC hydronic systems. This valve features chrome-plated trim for enhanced durability and corrosion resistance, making it suitable for demanding commercial and industrial applications.

Key Specifications:

• Valve size: 3/4 inch (DN20)
• Configuration: Two-way control valve
• Flow coefficient (Cv): 4.7
• Trim: Chrome-plated for corrosion resistance
• Actuator type: Non-spring return (maintains position on power loss)
• Characterized flow: Provides linear control characteristics

Features and Benefits:

• Precise flow control for heating and cooling applications
• Non-spring return actuator maintains valve position during power failure
• Characterized valve plug ensures accurate control across the full operating range
• Chrome-plated internal components resist corrosion and extend service life
• Compact design for easy installation in tight mechanical spaces
• Part of Belimo's proven B2...B Series of control valves

The B217B is ideal for applications requiring reliable modulating control of chilled water, hot water, or other compatible fluids in commercial HVAC systems. The characterized trim provides excellent control accuracy, while the non-spring return actuator ensures the valve remains in its last position during power interruptions.