Liftmaster MJ 5011U Commercial Garage Door Opener Medium-Duty Jackshaft Operator

Liftmaster MJ 5011U Commercial Garage Door Opener Medium-Duty Jackshaft Operator
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Door Type:  Door Height: Door Shaft and Keyway Size : : 
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At North Shore Commercial Door, we’re committed to providing the best garage door openers for our customers. If you have vertical lift sectional doors or small rolling doors, the LiftMaster MJ5011U commercial garage door opener is an excellent choice for a heavy-duty garage door opener. This jackshaft operator complies with local codes and makes it easier and safer to operate large commercial doors on a regular basis. A two-year warranty is included in your purchase. To find out more about this product or get garage door openers reviews, see our "Questions" app below to get direct answers from our staff and from other users.
Above this description, and below the "add to cart" button you will find a pdf file of the product manual that you can download for this Liftmaster MJ. The MJ5011 by liftmaster will not disappoint!

UL325-2010 provides safety feature for monitored entrapment capability

UL-listed and UL-labeled to comply with regulations and codes

Solid-state medium-duty logic circuit board with three-button station for open/close/stop functionality

Powerful 1/2 HP, 115V single-phase motor with instant reverse, capacitor start, and overload protection

Easy emergency manual operation using a floor level disconnect

Heavy-duty solenoid-actuated brake

Accepts up to 20 Security+ remote controls and unlimited DIP switch remote controls.

Safety sensors included with our Lift Master MJ-5011 Jackshaft commmercial garage opener

Sprocket for Torsion shaft included (specify 1" or 1-1/4" diameter torsion bar on order form)

Comments / Questions

COMMENT: Need to replace existing opener because replacement board is not available by Pete A 5/11/2016
COMMENT: my broke by simon a 4/26/2016
QUESTION: what are dimension of the unit ? by Ron M 6/13/2016
STAFF ANSWER: <a href="" target="_blank"></a><br /><br /><br />PAGE 5 by Taylor M a
QUESTION: after using disconnect do you have to lift door or is there a chain to hoist it up ? by None N 6/6/2016
ANSWER: You have to lift the door with this one. There is another model that has a chain operator to use when disconnected. by John H a
ANSWER: You have to lift door, no chain, unless its on your door. by JIMMY B a
ANSWER: On this model you would have to lift door manually. There is no chain to winch the door up. by Wayne W a
ANSWER: mine does not have a chain on it so i have to pick it up by hand. by Mark R a
ANSWER: You have to lift the door up manually still. by Jon H a
ANSWER: There is no chain included to lift door but I bet you can get one if you need it. My door and yours to should be fully balanced with the spring so its easy to lift unless you are talking about a very large door. I have it on a 10x10 and a 12x13. by Stan P a
QUESTION: will the GO GO gate 2 work with the LIftmaster MJ5011? by None N 1/5/2016
STAFF ANSWER: yes it will by Taylor M a
QUESTION: Will this opener work on a torsion bar low overhead sectional door? 10x16 insulated steel. I notice the manuals for the 3800 jack shaft states not for low overhead tracks by Worth S 12/9/2015
STAFF ANSWER: Yes it will I recommend the Zap brand however !<a href="" target="_blank"></a> by Taylor M a