Free Shipping on all MyQ Accessories* with Promo Code HOLIDAY17. See Details

*Free shipping promo code HOLIDAY17 valid through 12/31/2017, only online only at on MyQ accessories. See Details. Cannot be used with other offers, discounts or promo codes. Cannot be applied to past purchases. Other restrictions may apply.

Skip to content


  • bvseo_sdk, net_sdk,
  • CLOUD, getAggregateRating, 32ms
  • bvseo-msg: The resource to the URL or file is currently unavailable.;

The Mega Arm Tower/Mega Arm are high-traffic DC powered barrier gate operators with Battery Backup that keep traffic flowing and provide easy in and out access 24 hours a day.

All LiftMaster Openers, Operators, and Systems should be purchased through a Dealer and professionally installed.


  • Battery Backup safeguards your property by providing up to up to 900 cycles* when the power is down.
  • Breakaway Arm can be easily reinstalled if arm is hit, quickly restoring traffic control.
  • Continuous Duty DC Motor is powerful and features soft starting and stopping for quiet, efficient operation.
  • Heavy-Duty Drive System with Commercial Gearbox provides reliable, continuous operation.
  • Magnetic Limit Sensors have no moving parts and are designed for high-cycle applications, so there’s less wear and tear and you’re assured dependable operation day-in and day-out.
  • Sequenced Access Management provides control between barrier and slide/ swing gate operators to maximize traffic flow
  • K1 Relay provides output signals to activate other accessories or operators during open/close cycles
  • Security+ 2.0 Patented Multi-Frequency Secure Radio Technology virtually eliminates interference and gives you quick and secure access with enhanced range and performance.
  • Fire Department Compliant selectable settings allow gate to auto open upon loss of AC power or battery depletion.
  • Anti-Tailgate Feature prevents unauthorized access to your property.
  • Built-in Surge Suppression protects against high-voltage spikes and surges.

*Basic set up with remote controls programmed with a 12 ft. Barrier Arm. Does not include power draw from added accessories. LiftMaster low power draw accessories recommended to extend cycles on Battery Backup.

California Residents: Proposition 65 WARNING

Find a Part



  • bvseo_sdk, net_sdk,
  • CLOUD, getReviews, 0ms
  • bvseo-msg: The resource to the URL or file is currently unavailable.;

© 2017 LiftMaster®. All Rights Reserved