Description
Belimo FSLF24-SFC Fire/Smoke Damper Actuator Overview
The Belimo FSLF24-SFC is a spring-return fire/smoke damper actuator engineered for reliable, fail-safe operation in life-safety HVAC applications. Powered by 24 VAC/DC, this actuator provides On/Off control with a built-in auxiliary switch and a 3/8″ shaft clamp, making it a complete solution for fire/smoke damper control in commercial and industrial HVAC systems.
Key Features
- 24 VAC/DC power supply for broad system compatibility
- Spring-return (SR) fail-safe design — automatically returns damper to safe position on power loss
- On/Off control signal for straightforward integration with fire/smoke control panels
- Integrated auxiliary switch for end-position feedback and system status confirmation
- 3/8″ shaft clamp for secure, direct-coupled damper shaft mounting
- Designed specifically for fire/smoke damper applications per UL 555S requirements
- Compact, direct-coupled design eliminates the need for crank arms or linkages
- Durable construction suitable for demanding life-safety environments
Application
The FSLF24-SFC is ideal for use in fire/smoke dampers in commercial buildings, hospitals, schools, and industrial facilities where code-compliant, fail-safe damper actuation is required. The spring-return mechanism ensures the damper moves to its safe position automatically in the event of a power interruption, providing critical protection in fire and smoke control scenarios.
Specifications
- Brand: Belimo
- Model / SKU: FSLF24-SFC
- Supply Voltage: 24 VAC/DC
- Control Type: On/Off
- Fail-Safe Action: Spring Return (SR)
- Auxiliary Switch: Included
- Shaft Clamp Size: 3/8″
- Application: Fire/Smoke Damper Actuation
Why Choose Belimo?
Belimo is a globally recognized leader in actuator, valve, and sensor technology for HVAC systems. Their fire/smoke actuators are engineered to meet the most stringent life-safety standards, delivering dependable performance and long service life in critical building applications.
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