Skip Content


100-240VAC On/Off 2 SPDT Electric Actuator, -40° to 140°F, 175 in.-lb., 45 sec. Nominal @ 60 Hz, 20

  • Item # 2HFD4
  • My Part #
  • Mfr. Model # MS4120A1209
  • Catalog Page # 3045
  • UNSPSC # 31251501
Electric Actuator,-40 to 140F,100-240V close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Product is discontinued

Alternate products displayed below may not be identical in style or function to original selection.

Product Details

Restricted: This item is only approved for purchase by Business Accounts. The electric spring return actuator controls motors that provide floating or proportioning control for valves and dampers. Under loss of power, the spring is released and drives the actuator to the pre-designated failsafe position.

View More

Technical Specs

  • Item Electric Actuator
  • Mounting Type Direct Mount
  • Spring Return Yes
  • Shaft Type Self-Centering Clamping
  • Torque 175 in.-lb.
  • Stroke Deg. 95 +/-3
  • Height 9-3/4"
  • Width 3-15/16"
  • Depth 2-15/16"
  • Switch Type 2 SPDT
  • Electrical Connections Enclosed Screw Terminal Strip
  • Signal Type On/Off
  • Motor Direction CW or CCW
  • Ambient Temp. Range -40 Degrees to 140 Degrees F
  • Power Consumption 60VA Driving, 13VA Holding
  • Timing 45 sec. Nominal @ 60 Hz, 20 sec. Spring Return
  • Voltage 100-240VAC
  • For Use With Valves and Dampers
  • Includes 2 Internal Auxiliary Switches, Mounting Bracket, Self-Centering Shaft Adapter, 3mm Crank
How can we improve our Technical Specifications?

Compliance and Restrictions


Replacement Parts

Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.