Honeywell MS4120F1006 Two Position Damper Actuator with Spring Return for Fire and Smoke Applications (175 lb-in)

MS4120, MS7520, MS8120 Spring Return Direct Coupled Actuators (DCA) are used within heating, ventilating, and air-conditioning (HVAC) systems. They can drive a variety of quarter-turn, final control elements requiring spring return fail-safe operation.

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