Liftmaster MJ5011U Medium-Duty Logic Jackshaft Operator
1/2 HP 115 VAC Only for other voltages see J non medium duty operator
Features:
Includes Liftmaster 423-315 receiver uses 333LM remotes not included
Available in 115V - 24VAC NEC Class 2 Circuit with 20VA transformer
3-button control station
High starting torque motor with overload protection
Long-life dry type capacitor
Solenoid brake, standard on 3/4 HP and higher
Type C2 wiring standard, B2 easily field set by moving 1 jumper wire
Prewired to accept sensing devices 24V control circuit
Fully adjustable linear driven limit switch mechanism
Motor removable without affecting limit settings
External radio control terminals
NEMA 1 type electrical enclosure
Adjustable friction clutch Efficient V-belt primary drive, chain/sprocket secondary
Floor level disconnect for emergency manual operation Baked-on high-durability black powder coat finish
Door speed approximately 8 to 9 inches per second
Approximate shipping weight - 55 lbs.
2-year warranty
The LiftMaster MJ5011U Medium-Duty Logic Jackshaft Operator is engineered to meet the demands of commercial environments where reliability and performance are paramount. Featuring a robust 1/2 HP motor, this operator delivers powerful functionality, making it an ideal choice for industrial sectional doors with high or vertical lift, as well as small rolling doors and grilles. Its high starting torque ensures seamless operation, even under heavy loads, while the built-in overload protection enhances its durability.
Constructed with efficiency in mind, the MJ5011U operates on 115 VAC power, integrating smoothly with existing door systems. The installation process is straightforward, and the included user manual makes setup uncomplicated. Additionally, the unit is prewired to accept sensing devices, featuring an adjustable linear driven limit switch mechanism which allows for precise door positioning.
This operator also boasts a NEMA 1 type electrical enclosure, ensuring that it remains protected in a variety of industrial settings. Maintenance is minimal due to the long-life dry type capacitor and external radio control terminals, which simplify connectivity with various access systems. The adjustable friction clutch and efficient V-belt primary drive provide an added layer of performance and adaptability.
In the event of a power outage, the MJ5011U offers a manual door operator function, ensuring continued access. With a door speed of approximately 8 to 9 inches per second, it enhances operational efficiency without compromising safety. Finished in a high-durability baked-on black powder coat, the LiftMaster MJ5011U is designed to withstand the rigors of daily use, making it a reliable choice for any business requiring an effective and durable garage door operator. Backed by a 2-year warranty, this jackshaft operator stands ready to enhance your operational capabilities.