Belimo FSTF120-S Fire/Smoke Actuator On/Off Spring Return 120V

Belimo FSTF120-S Spring Return, On/Off Fire and Smoke Actuator used in HVAC systems. Running at 120V, it regulates fire and smoke damper within air handling units and ductwork, the actuator maintains the position of the damper in the open position. The spring mechanism will always ensure that on receiving a fire alarm signal or power loss, the damper closes preventing the spread of fire and smoke through the HVAC system. This fail-safe operation makes buildings safe and protects the occupants. These include dependable performance, easy installation, and essential life safety features in HVAC systems.