MT Trolley

Medium-Duty Commercial Door Operator

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Trolley with Disconnect

The MT Trolley commercial door operator is designed for standard-lift sectional overhead doors. This door operate is mounted on the ceiling and attached directly to the door.

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  • Medium-Duty logic programmable integrated circuit board.
  • Built-in-3-Channel Security+® Receiver:
    • Allows you to learn/program up to (20) LiftMaster® 315 MHz remote controls
    • recognized Security+ and dip switch remote controls
    • Compatible with 3-button, 3-color remote controls for open close/stop operation. (333LM)
  • Integrated Timer-to-Close (TTC) programmable from 5 to 60 seconds in 5-second increments. Allows for timed automatic door closure after the door reaches the full open position. 
  • Emergency Manual Operation spring loaded disconnect for emergency manual operation.
  • The Commercial Protector System auto-reverses the closing door if an entrapment protection device detects an obstruction.
  • High-starting torque motor with overload protection.
  • Warranty for 2 years.