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The Belimo FSTF120US is a fire and smoke actuator designed to provide reliable control in HVAC systems. This actuator features a spring return mechanism that ensures proper damper operation even during power outages. It is suitable for applications that require fail-safe operation, specifically for UL555S dampers.
The actuator allows for dependable control of dampers used in fire and smoke management systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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