Belimo TFB24-S 24V Spring Return Fail-Safe, On/Off, Direct Coupled Damper Actuator

Product Description

The Belimo TFB24-S is a 24V spring return fail-safe damper actuator designed for on/off control in HVAC systems. It directly couples to dampers, providing reliable operation even when power is lost. The actuator features a simple installation process and requires minimal maintenance.

• 24V power supply with a torque of 22 lb-in
• True spring return operation ensures reliable fail-safe performance
• Compatible with damper shafts from one-fourth to one-half inch in diameter

Product Highlights

This actuator is designed for maintaining ventilation and climate control in various HVAC applications.

Product Information

Standard Information

• Brand: Belimo
• MPN: TFB24-S

Technical Specifications

• Power Supply: 24 VAC/DC
• Torque: 22 lb-in
• Ambient Temperature Range: -22°F to +122°F
• Running Time: < 75 seconds (motor)
• Rotation: 95 degrees with a built-in position indicator
• Fail Safe Mode: Spring return
• Auxiliary Switch: 1 SPDT
• Power Consumption: 2W (running), 1.3W (holding)