Belimo B312+TFRB24 3-Way Stainless Steel Ball Valve 1/2" NPT 3 Cv with 24V Spring Return Actuator

The Belimo B312+TFRB24 is a complete characterized control valve (CCV) assembly featuring a compact 1/2" NPT 3-way stainless steel ball valve paired with a 24-volt spring return actuator. This factory-assembled unit provides reliable on/off control for hydronic heating and cooling applications.

Key Specifications:

• Valve body: 1/2" NPT threaded connections, 3-way configuration
• Flow coefficient (Cv): 3.0
• Valve construction: Stainless steel body and ball for corrosion resistance
• Actuator: TFRB24 spring return, 24 VAC/DC, 2-position on/off control
• Spring return feature ensures fail-safe positioning during power loss
• Direct-mount design eliminates need for separate brackets

This valve assembly is ideal for diverting or mixing applications in chilled water, hot water, and glycol systems. The characterized control valve design provides precise flow control, while the spring return actuator delivers reliable fail-safe operation. Belimo's factory assembly ensures proper calibration and reduces installation time.