LiftMaster Light Duty Comm/Res Operator Model ATSW 12', 1/2 HP

$553.60 each

Product Description

LiftMaster Light Duty Trolley Operator ATSW for 12 Foot Doors

  • For residential and commercial doors, rated for 8 cycles per hour
  • High torque, industrial, 1/2 HP motor with instant reverse and automatic reset thermal overload
  • Manual release in case of power failure, with Auto reconnect trolley
  • Industrial strength heavy duty steel "I-Beam" configuration for increased rigidity with full #48 chain drive
  • Protector System Photo Cells
  • Universal install
  • Security+ anti burglary coding radio receiver, standard
  • 1 year warranty

  • Note: Over the Road freight charges apply.

Quantity Discounts

2+: $543.22 each
4+: $532.84 each
8+: $519.00 each


At this time, this item cannot be ordered online. Please contact us to order.

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YES, WE'RE OPEN FOR BUSINESS! DDM is considered a life-sustaining company because we are an internet retail company that provides essential products. Due to the recent outbreak of Coronavirus, however, we are changing our local order pickup policy at our West Chicago location. To pick up an order you will need to order first. The quickest way is to order in advance through our online shopping cart. There you can select the local pickup option. Or, you can call 630-293-1337 for assistance, to confirm availability of parts, and to place your order. Once ordered, your parts will be available for pickup in the lobby of our north side front entrance. Longer items will be picked up on the south side loading dock. Please honor the six foot social distancing rule. Thank you for your patience and understanding as we all navigate this challenge together. More information is available on our blog titled DDM Adjusts to the COVID-19 Coronavirus. In the same article you will also find documentation and an answer to the question: "Is a garage door repair company a life sustaining business?"