Window & Skylight Motors

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LM2 Series Chain Actuator

LM2 Pricing

Select Chain Length and Color



  • For automated operation of awning windows, hopper windows, casement windows, curtain wall vents, and skylights.
  • For commercial, institutional and residential projects, including schools, universities, municipal buildings, offices, gymnasiums, homes, condos, and more.
  • Natural Ventilation systems, such as operable windows and skylights, save energy and lower operating costs by reducing air conditioning and heating use.
  • LEED credits for green building projects can be earned under Indoor Environmental Quality for Natural Ventilation, Daylighting and Views.
  • Smoke Evacuation systems reduce smoke, heat and casualties during a fire; AFI actuators are SHE certified.


  • EM2 actuators are medium duty operators, with compact casing and low noise operation.
  • Push force: Up to 300N (67 lbf)
  • Pull force: 300N (67 lbf)
  • Actuator has stainless steel chain for rigidity and durability; Chain is centered in casing.
  • Can be concealed in frame or curtain wall
  • UL listed
  • Actuators available in Grey, White or other RAL colors
  • Prewired with 3.1 meter cable
  • Tested to 10,000 cycles



Opening: Chain stroke from 327mm up to 810mm
Force: Up to 67 lbf. (300 N) push/pull force
Speed: approximately 9 mm (0.354 inch) per second
Safety Marks: UL Listed, CE rated
Use with: AFI UL Actuator & Control System
DC voltage: 24 Vdc (-20% / +25%) low voltage
Amp rating: 0.8 amps approx. at 300N full load
Power cable: UL cable 3 meter included, black color
Dimensions: 40 x 40 mm (1-9/16” H x 1-9/16” W ) x length varies with chain
810(S) model: 810 mm chain, low force, high speed, see Data Sheet
Signal feedback: status signal open and closed available, See Accessories Data Sheet
Brackets: Sold separately, see EM Brackets & Accessories Data Sheet



  • Available in standard grey, white, or black color
  • Other RAL colors on request, see accessory data sheet
  • UL cable 3 meter included, black color


Information from our Partner Automated Fenestration on Natural Ventilation

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Woodward's Ace Hardware
2343 N. Tustin Ave
Santa Ana, Ca 92705
Orange County CA
south of Los Angeles
(714) 541-5268
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