Belimo G225B-K+LF24-SR 1" Globe Valve 2-Way 10 Cv Spring Return 24V Modulating Actuator

The Belimo G225B-K+LF24-SR is a complete valve and actuator assembly designed for precise control of hydronic heating and cooling systems. This package combines a 1-inch two-way globe valve with a spring return modulating actuator for reliable shutoff and flow control applications.

Key Specifications:

• Valve size: 1 inch NPT female connections
• Configuration: 2-way (two-port) globe valve
• Flow coefficient (Cv): 10
• Actuator type: LF24-SR spring return modulating
• Power supply: 24V AC/DC
• Control signal: 2-10 VDC modulating input
• Fail-safe position: Spring return to closed (normally closed)
• Close-off pressure: 100 psi (6.9 bar)
• Running time: 150 seconds for 90° rotation

Features:

• Brushless DC motor for long service life and quiet operation
• Integral auxiliary switch for position indication
• Manual override for emergency operation or commissioning
• Compact design suitable for tight equipment room installations
• Bronze valve body with stainless steel stem for corrosion resistance
• Replaceable seat and plug for easy maintenance

This valve assembly is ideal for zone control, chilled water distribution, hot water heating systems, and other HVAC applications requiring proportional control with automatic shutoff capability during power failure.