Description
The Belimo EFB24-SR-S is a heavy-duty spring return damper actuator engineered for reliable, precise control in commercial HVAC applications. Delivering 270 in-lb of torque, this actuator is well-suited for large dampers and demanding air-handling environments where consistent fail-safe operation is critical. The spring return mechanism ensures the actuator automatically returns to its fail-safe position upon loss of power, providing a vital layer of safety and system protection.
Control & Power
- Proportional 2–10 Vdc control signal for precise modulating operation
- Compatible with 24 Vac and 24 Vdc power supplies
- Spring return fail-safe action for automatic positioning on power loss
Performance Specifications
- Torque output: 270 in-lb
- Spring return fail-safe design
- Proportional modulating control via 2–10 Vdc signal
- Dual voltage compatibility: 24 Vac / 24 Vdc
Features
- Integrated auxiliary switch for end-position feedback or interlock wiring
- Robust motor and actuator construction for long service life
- Designed for use with Belimo damper shafts and compatible linkage systems
- Suitable for commercial air handling units, VAV systems, and building automation applications
Why Choose the Belimo EFB24-SR-S?
Belimo is a globally recognized leader in actuator and valve technology, trusted by HVAC professionals for quality and innovation. The EFB24-SR-S combines high torque output with proportional control and a built-in auxiliary switch, making it a versatile solution for a wide range of commercial damper control applications. Its spring return functionality ensures your system defaults to a safe position during power interruptions, reducing risk and protecting equipment.
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