Belimo B307B+LF24-S 1/2" 3-Way Bronze Ball Valve with 24V On/Off Actuator

The Belimo B307B+LF24-S is a compact 1/2-inch three-way bronze ball valve assembly with integrated electric actuator, designed for commercial HVAC hydronic control applications. This packaged valve and actuator combination provides reliable on/off control for heating and cooling systems.

Key Specifications:

• Valve size: 1/2 inch (DN15) with threaded NPT connections
• Valve type: 3-way diverting bronze ball valve
• Flow coefficient (Cv): 0.3
• Actuator: LF24-S series with spring return mechanism
• Power supply: 24V AC/DC
• Control type: 2-position on/off with auxiliary switch
• Spring return for fail-safe operation
• Lead-free bronze construction for potable water compliance

The spring return feature ensures the valve returns to a safe position during power failure, making it ideal for critical HVAC applications. The compact direct-mount design simplifies installation and reduces system complexity. The integrated auxiliary switch provides feedback for system monitoring and control.