Introducing the Honeywell MS4104F1210 120V 2-Pos Spring Return, designed for efficient and reliable mechanical control. With its 2-position spring return feature, you can easily regulate your system's functioning. Enjoy improved performance and precision with this expertly crafted product.

The MS4104 is a fast-acting, two-position actuator designed for fire and smoke dampers with on/off control. Operating at 120V with 80 lb-in. torque, it features spring return for reliable fail-safe operation. The reversible mounting allows for clockwise (CW) or counterclockwise (CCW) rotation, making it versatile for various damper configurations.

Specifications:

Features:

• 30 lb-in. (3.4 Nm) minimum driving torque at 350 F (176 C).
• Reversible mounting facilitates use in either clockwise (cw) or counterclockwise (ccw) spring rotation.
• Integral spring return ensures level of return torque.
• Fifteen-second spring return timing.
• No special cycling required during long-term holding.
• No audible noise during holding.
• Patent pending design eliminates need for limit switches to reduce power consumption.
• Models available for 24, 120, and 230 Vac.
• Ninety-five degree angle of rotation.
• Actuator holds rated torque at reduced power level.
• Die-cast aluminum housing.
• Housing design allows flush mounting to damper.
• Designed to operate reliably in smoke control systems requiring Underwriter?s Laboratories Inc. UL555S ratings up to 350 F.
• Models available with SPST position-indicating switches (7 degree, 85 degree stroke).