Honeywell Commercial MS4109F1210 Damper Actuator

The Honeywell Commercial MS4109F1210 Damper Actuator is a high-performance SPST, direct-coupled, 2-position damper actuator ideal for fast-acting control in commercial HVAC systems. This spring-return unit operates reliably on 120V AC and delivers a rapid 15-second cycle for swift damper repositioning. Designed for fire and smoke control, it offers precise 95-degree travel and robust 80 in-lb torque to handle demanding dampers.

Its enclosure is NEMA 1 / IP40 protected and features a 1/2 inch shaft, aluminum body, and color-coded 32 inch supply leads for easy wiring. The unit operates from 0 to 130°F ambient and includes UL 60730, CUL C22.2, and C-Tick approvals. It draws 0.25 A when driving and 0.13 A when holding, with 23 W driving and 7 W holding power, ensuring efficient operation. Includes (2) Auxiliary Switches.

• Type: SPST, Direct Coupled, 2-Position, Fast Acting
• Operation: Spring Return
• Electrical: 120 VAC, 0.25 A driving / 0.13 A holding, 23 W / 7 W
• Torque & Travel: 80 in-lb torque, 95 degree rotation, 1/2 in shaft
• Enclosure & Body: NEMA 1, IP40, aluminum body
• Environmental: 0–130°F ambient; fire and smoke control compatibility
• Physical & Lead: 5.13" W x 3.32" D x 8.9" H; 32" color-coded leads
• Certifications: UL 60730, CUL C22.2, C-Tick
• Includes: (2) Auxiliary Switches