GKX24-3-T N4 | Belimo | Damper ActuatorConfigurable, Damper Actuator, 360 in lbs [40 Nm], Electronic fail safe, AC 24 V, On Off, Floating point, NEMA 4X, terminals For On Off and floating point, fail safe control of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturers specifications. The actuator is mounted directly to a damper shaft up to 1. 05 in diameter by means of its universal clamp. The actuator is mounted directly to a damper shaft up