Welcome to Sierzega. Electronics for Traffic Safety.

We provide high-end, customizable, easy-to-use Radar Speed Displays and Traffic Counters.
Driven by the need to improve and innovate, our engineers work tirelessly on the next generation of our products.

30 years experience

More than 35,000 devices installed

Customers in over 50 countries


  • Sierzega GRS-OnlineZoom
    Sierzega GRS-Online
    Published by Sierzega - 23 August 2019

    GRS-Online, the new evaluation software for Sierzega Speed Displays, is now available to every Sierzega customer free of charge.

    The state-of-the-art software does not require installation - GRS-Online can be used on any device with Internet access. The evaluation takes place exclusively on the user's device in order to ensure maximum data security.

    Try Now: GRS-Online

  • Municipal trade fair Nuremberg 2019
    Municipal Trade Fair Nuremberg: 16. - 17. October 2019
    Published by Sierzega - 19 August 2019

    Traditionally, we are represented at the municipal in Nuremberg - 2019 is no exception. Preparations are already in full swing, we look forward to seeing you in Hall 9, Booth 329!

    Request your free ticket here!

  • Sierzega Article City of Haiger Orders another 14 GR33CL
    Sierzega Displays well received - City of Haiger orders 14 additional GR33CL
    Published by Sierzega - 18 March 2019

    Following last years order of 16 Radar Speed Displays GR33CL, the city of Haiger commissioned 14 additional Speed Displays of the same type. Mr. Thielmann, city administration, short and crisp: "because they are so well received".

  • Sierzega Article Austrian Family Business Magazine 02/2018
    Sierzega - Family Business
    Published by Sierzega - 18 December 2018

    From day one, Sierzega has always been a family business. Helping each other out and working together as a family is a major reason for our success story. Recently, the Austrian Familiy Business magazine visited us to interview Robert Sierzega, Robert Sierzega sen. and Karin Sierzega.

    The full story in German can be found here: Austrian Family Business 02-2018.

  • City of Haiger increases traffic safety using 16 Sierzega Speed DisplaysZoom
    City of Haiger increases traffic safety using 16 Sierzega Speed Displays
    Published by Sierzega - 25 September 2018

    As in every city, traffic safety is a hot topic in the 20.000 inhabitants city of Haiger. After quickly discarding the idea of using radar traps, the city administration decided in favour of 16 GR33CL Speed Displays.

    At a service visit a few weeks after the installtion, Mr. Thielmann, road traffic specialist, praised the „uncomplicated and professional handling before and after the order“. „Since the installation, the speed level within the city area has measurably declined - sample measurements prove that. Additionally, there was not a single civic complaint about speeding.“, Mr. Thielmann said.

    News article [German]: haiger.de

Sierzega Radar Speed Sign 2368C in Australia

Professional Consultation

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Contact Sierzega Elektronik GmbH