$1,499.00 (incl. GST)


* Fully Installed Suggested Retail Price based on a powerpoint being within close proximity, metro install, door moves freely and is in good condition​
* Actual price is provided by the professional dealer and may therefore vary from the suggested retail price.

This is Sectional Garage Door Jackshaft Opener compliant to Australian & New Zealand Standards. With 5 Year Motor Warranty and a Full 2 Year Unit Warranty for complete peace of mind and Electric Locking for automatic door lock when the door is closed.

  • Product Features
  • Merlin Safety Features
  • Specifications
  • Included Accessories
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 powerisout.jpgWorks even when the power is out
Don't let a power outage lock you out of your garage. With an Evercharge battery backup system you can always operate your door - even when there has been power failure.
 User-added imageSpace saver
The unique design frees up valuable roof space in the garage for other uses like storage lights or simply a more contemporary style.
 Soft start stop
The MJ3800 is equipped with Soft Start/Stop technology, designed to ensure smooth and quiet door operation. It is also equipped with automatic force sensing, with each operation the opener monitors and adjusts the power and force needed to operate the your garage door.
 Electronic Locking
For additional peace of mind this opener is supplied with a solenoid lock which automatically locks the door when it is closed and releases on
 ico_3.jpgAutomatic Close
Forgot to close the door? Don't worry the timer to close option automatically closes the door. You can set a pre determined time between 1 and 10 minutes. All you have to do to activate this feature is to install the optional safety beams (must be fitted) to ensure safe closing after you have left the garage.
 secure_3.jpgSafety Reversing System
Your safety and property protection is assured with automatic safety reversing built in. If the garage door is obstructed while closing, it automatically stops and reverses, if obstructed while opening the door stops.
 5 Year Warranty
We stand behind our products with a 5 year motor warranty and a full 2 Year unit Warranty*, backed by an after sales support team that we believe to be the best in the industry. We can offer this warranty because of our global quality standards, manufacturing quality and continuous improvement processes.
* Conditions Apply
 trusted_2.jpgObsession with Quality
Our preoccupation with quality not only applies to manufacturing. We insist on high performance standards in every aspect of our business placing quality at the forefront of everything we do.
 After Sales Support
Our friendly customer service team are exceptionally well trained and strive to offer you the very best level of support. To take advantage of our customer care, contact us on:
AUS: 1800 638 234
NZ: 0800 653 667

Premium Automatic Safety Reverse

  • With its automatic safety function your garage door will stop and reverse automatically if obstructed going down or stop going up.

Automatic Force Sensing

  • Equipped with automatic force sensing, with each operation the garage door opener monitors and adjusts the force needed to open your garage door.

Manual Release

  • In case of power failure you can simply activate the manual release to open your garage door.

Additional safety feature

  • To ensure the highest level of safety possible the MJ3800 is supplied with a cable tension monitor which prevents the opener operating if the door’s safety cable has insufficient tension.

Electric locking

  • For additional peace of mind this opener is supplied with a solenoid lock which automatically locks the door when it is closed and releases on activation.


  • 24V DC motor with thermal overload protection
  • Input voltage: 230/240V AC
  • Rated door area up to 16.5m²
  • Max door weight: up to 130kg
  • Max peak pulling force: 600 N
  • 433.92 MHz AM radio with Chamberlain Peak DetectTM rolling code technology
  • Up to 64 memory registers

Door Specs

  • Maximum lifting under spring tension = 20 Kgs
  • Suitable for steel and timber spring balanced doors
  • Maximum lifting height 4.2m

Door Opening and Closing Times

  • Door opening time: 17 seconds
  • Door closing time: 22 seconds
  • Based on a 2.3m high door

Door Height

  • Max door height: 3.0m, 3.5m, 4.2m
  • Max door width: 5.5m, 4.7m, 3.9m
  • Single dwelling

  • User-added image2 x Three Button Mini Remote Control (C945)
  • User-added imageEvercharge Standby Power (CM475)
  • User-added image Wireless Wall Button (CM128)
  • User-added image Safety Beams with Bracket (C77)
  • User-added image Deluxe Wall Control (C845)
  • User-added image Solenoid Lock (SRDLK01)
  • User-added image Cable Tension Monitor


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