Belimo B318B+TFRB24 3-Way Ball Valve with Actuator 3/4" NPT 24V On/Off

The Belimo B318B+TFRB24 is a complete valve and actuator assembly designed for efficient HVAC control applications. This unit combines a 3/4" NPT threaded bronze 3-way ball valve with a 24V spring return on/off actuator for reliable two-position control.

Key Specifications:

• Valve size: 3/4 inch NPT threaded connections
• Flow coefficient (Cv): 7.4
• Configuration: 3-way ball valve
• Body material: Bronze construction for durability
• Actuator voltage: 24V AC/DC
• Control type: Two-position on/off
• Spring return function for fail-safe operation

Features & Benefits:

• Factory assembled valve and actuator for reliable performance
• Spring return mechanism ensures valve returns to default position upon power loss
• Bronze valve body provides excellent corrosion resistance
• Compact design suitable for commercial HVAC applications
• Two-position control ideal for simple heating and cooling changeover applications

This valve assembly is commonly used in hydronic heating and cooling systems for diverting or mixing applications, including zone control, changeover between heating and cooling modes, and primary/secondary piping systems.