Belimo B307B+LF120 Bronze Ball Valve with Actuator NPT Cv - 3-Way 1/2 0.3 120V

The Belimo B307B+LF120 is a complete valve and actuator assembly designed for on/off control in hydronic HVAC systems. This compact unit combines a 3-way bronze ball valve with a spring return electric actuator for reliable fluid control in heating, cooling, and process applications.

Key Specifications:

• Valve size: 1/2 inch NPT threaded connections
• Flow coefficient (Cv): 0.3
• Valve body: Lead-free bronze construction
• Configuration: 3-way mixing/diverting valve
• Actuator voltage: 120V AC
• Control type: On/off (2-position) with spring return
• Spring return ensures fail-safe positioning during power loss

The spring return feature automatically returns the valve to its default position when power is removed, providing safety and control in critical applications. The lead-free bronze construction ensures compliance with potable water regulations while providing durability and corrosion resistance. Ideal for small zone control, fan coil units, unit heaters, and other compact hydronic applications requiring reliable on/off control.