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Universal Actuators AKU flush mounted


The flush-mounted version of the new Universal Actuator AKU can be used in a variety of ways: As a switch actuator with various functions (2-fold), as a shutter actuator (1-fold) with automatic shading function or as a heating actuator. The versatile application offers full functionality in all three areas. Existing conventional shutter push-buttons or window contacts can be connected directly to the floating binary inputs and evaluated (AKU-B2UP.03 only).

  • Installation Type: Flush-mounted
  • Channels: 2-fold
  • C Load: 14µF
  • Ampere: 10 A
  • Sunposition Calculation: Yes
  • Binary Inputs: Yes


  • Can be used as a Switch Actuator 2-fold or Shutter Actuator 1-fold
  • Heating control with PWM 0-100 %
  • Automatic sun shading / slat adjustment with sun position calculation
  • Practical ventilation function (window open / tilt)
  • Time functions (switch-on / switch-off delay, staircase light function)
  • Status response (active / passive) for each channel
  • Logical linking of binary data, 8 scenes per channel
  • Central switching functions and blocking for forced operation
  • Operation mode blind / shutter adjustable
  • Travel-, pause at change of direction, and step time adjustable
  • 1 Bit automatic function and sun protection
  • 8 Bit positioning for shutter and blinds
  • Adjustable behavior in case of bus voltage failure or return

Functions of Binary Inputs:

  • To connect push-buttons or window / auxiliary contacts
  • Integrated evaluation of the windows contacts
  • Adjustable transmission behavior of the up / down objects (To the internal contacts or actuators on the KNX bus)
  • Operation of blinds and shutters, 1 and 2 button operation
  • Binary inputs usable as universal interface

  • Dimensions (W x H x D): 41 mm x 41 mm x 22 mm
  • Quick application download (long frame support with ETS 5 or higher)
  • Production in Germany, certified according to ISO 9001
  • 3 years warranty

Available Variants of this series:



    • Binary Inputs: Yes


    Device Configuration App (DCA) ETS5/6
    From ETS5.7.x
    07/23 V5.1.2.1add to download list
    Productdatabase ETS5/6
    from ETS5.7x
    12/21 V4.1aadd to download list
    Functional overviewadd to download list
    Datasheetadd to download list
    Assembly and operational instructionsadd to download list
    Tender texts

    Device Configuration App (DCA) ETS5/6
    From ETS5.7.x

    Date: 07/23
    Version: V5.1.2.1

    Download: etsapp add to download list


    Productdatabase ETS5/6
    from ETS5.7x

    Date: 12/21
    Version: V4.1a

    Download: knxprod add to download list

    Functional overview

    Download: pdf add to download list


    Download: pdf add to download list

    Assembly and operational instructions

    Download: pdf add to download list

    Tender texts

    Download: Link

    You can find a product comparison of our shutter actuators here.

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