The garage door operator of the next generation

Faster. More secure. More intelligent. Brighter.

The SOMMER base+ is a class of its own. The garage door operator was re-developed from scratch. The intelligent carriage provides plenty of room for installing sophisticated accessories.

Traveling motor

  • gear-spearing technology

    for long-lasting life-time and little wearout
  • galvanized, nickel plated chain

    no friction loss by revolving track, no need for retightening or oiling the track
  • energy saving: < 1 watt in standby mode

  • high self-locking force, active closing function and counter pressure on burglary attempt

  • One operator for all uses

    Can be used for sectional doors, ceiling sliding doors, swinging doors, up-and-over doors and roller door/side-sectional doors

Everything you need.

In one box.

The SOMMER base+ is a universal complete packageready for use. The pre-assembled operator for ceiling installation can be combined with all types of doors.

Track unit

Sectional doors with a maximum height of 2.500 mm and swinging doors with a height up to 2.750 mm can be opened with the track unit of the basic configuration. It is possible to open even higher doors with a rail extension, which is available as an accessory.

Additional features can be directly connected to the motor carriage without spiral cables

  • connection for wicket door contact
  • connection for safety contact strip OSE or 8k2

Ceiling suspension

  • easy to install and very flexible


  • galvanised, nickel-plated high quality chain
  • no wear and tear of the chain, maintancefree

Connections ceiling controller

  • pulse button
  • 24 V warninglight (max. 25 W)
  • 2- or 4-wire photocell
  • socket for additional light (Lumi base+)
  • socket for extension relay
  • socket for AKKU-pack

A garage door operator like no other.


The SOMMER base+ comes with our most advanced controller technology, including optimized speed profiles and the possibility to enter exact force values. SOMMER base+ also has a self-learning force curve with continuous adjustment.

Intelligent control technology

  • Automated learning process

    Self-learning force curve with continual adjustment, e.g. summer/winter mode
  • Optimised speed profiles

    For quick opening and secure closing
  • Operation compliant with standards

    Can be customised with a force measurement device
  • Automatic calibration of the door operation

    Through direct entry of measured operating forces
  • Preselectable door types

    Via DIP switch
  • Active braking for moving doors

  • Gear-saving soft start/stop

  • SOMlink Service-Interface

    Service info and versatile setting options

  • Automatic end position detection in DOOR CLOSE during learning-in process

    Closing pressure can be adapted to the individual structural conditions
  • Four radio channels with assigned functions

    CH 1 = Pulse sequence
    CH 2 = Partial opening / Lighting function
    CH 3 = Defined OPEN
    CH 3 = Defined CLOSE
  • Secure radio frequency

    with 128 Bit AES encryption
  • Coded, copy-protected product software

  • Tested security and quality


  • Upholds the operating forces

  • Bi-directional SOMloq2 radio system

  • CE label

Further information

on additional equipment and the technical data can be found at

Product page of base+

Long-standing experience (since 1980)

Made in Germany

SOMMER Antriebs- und Funktechnik GmbH is one of the leading manufacturers of high-quality garage door operators, swing gate operators, sliding gate operators, roller shutter operators and awning operators as well as radio remote controls for home automation in Europe. Our hardware and software is developed completely in-house and is renowned for the outstanding quality and innovative technology “Made in Germany.”