K-Array Kommander KA04 Class D, 1U half rack amplifier with DSP and remote control (4x150W @ 4 Ω)

K-Array SKU: KA04
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Sale price$2,752.00


The Kommander-KA04 is a fully featured 4x150W@4Ω class-D amplifier with a high-performing DSP, the Integrated Electronic Brain (IEB) with osKar custom operating system running on quad-core 1.5 GHz internal processor. 

The Kommander-KA04 offers pristine sound and complete control over the connected loudspeakers, either as a stand alone driving unit and in conjunction with other K-array amplifiers in complex and demanding applications. Furthermore the Oscar operative system implements REST API for easy integration with third-party remote control systems. 

The dedicated K-array Connect mobile app provides a user friendly interface for remote control of the DSP main parameters and easy configuration of the signal routing. 

K-framework3 is the managing and control software dedicated to professionals and operators looking for a powerful tool for loudspeakers system design and tuning of large a number of units over a wired LAN.


  • Type:  


    4ch switching mode, Class D Amplifier


  • Output Power:  


    4x 150 W @ 4 Ω


  • Impedance:  


    minimum 4 Ω 


  • Frequency Response:  


    20 Hz – 20 kHz (±1 dB)


  • Connectors:  


    4x BAL input: Euroblock 1.5/ 3-ST-3.81, 
    3.5 mm jack unBAL analog stereo AUX input,
    TOSLINK optical input,

    2x Euroblock 2,5/ 4-G-5,08

    4x USB-A 2.0,
    1x RJ45 Ethernet,
    Bluetooth 4.1 Low Energy, 
    Wi-Fi IEEE 802.11 b/g/n

    1x PowerCon TRUE IN


  • Built-in DSP:  


    Grouping, Input EQ, Output EQ, Signal Routing, Level adjustment, Dynamic Limiters, Delay


  • Remote Control:  


    Wi-Fi dedicated K-array Connect mobile app. Ethernet wired K-framework3 multiplatform design and tuning software


  • MAIN Operating Range:  


    100-240V ~ AC, 50-60 Hz with PFC


  • Power Consumption:  


    150 W @ 4 Ω load, Pink noise, 1/8 rated power


  • Protections:  


    Over Temp. (Power Limiting – Thermal Shutdown), Short Circuit/Overload Output Protection, Power Limiting, Clip Limiter/Permanent Signal Limiter, High Frequency Protection


Handling and Finishes

  • IP Rating:  




  • Dimensions (W x H x D):  


    219 x 46 x 320 mm (8.6 x 1.8 x 12.6 in)


  • Weight:  


    1.2 kg (2.65 lb)


  • Material:  



At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.

  • Most in-stock orders placed Monday-Friday before 1PM PST ship the same day. Orders placed after 1PM will ship the next day of business. General restrictions apply; please see our full shipping policy here.
  • We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.

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