Medium-Duty Trolley Operator
LiftMaster Medium Duty Commercial Door Operator. This new operator is capable of operating up to 12 cycles per hour or 50 cycles per day. It is equipped with a built in radio receiver that is compatible with our existing 315 MHz product line as well as a Timer To Close (TTC) feature that can be enabled when LiftMaster Commercial Protector System® is installed and aligned properly.
Business Safety and Security
Built-in 3-Channel Security+ Receiver allows you to learn/program up to 20 LiftMaster 315 MHz remote controls.
Meets UL 325 Safety Standards.
Commercial Safety Sensors
Protect people and vehicles with safety sensors and accessories that stop the door from closing on obstructions.
Timer to Close
Integrated timer-to-close programmable from 5 to 60 seconds in 5-second increments. Allows for timed automatic door closure after the door reaches the full open position.
1/2 HP, 115V single-phase motor
24V NEC Class 2 control circuit
Single Button Control
Single button control provides an additional input for single-button control fuctionality. Required for installation of any external radio receiver.
Auxilliary Limit Switches
Auxiliary limit switches provide additional limit switches with dry form C contacts at the open and closed door positions to control lights, heaters and dock levelers.
Interlock switch disables the operator control circuit when door is locked, preventing damage to the door and operator.