Service & Quality

We offer you customer specific solutions for electronic sirens and other electronic products, realised with
state-of-the-art production and test equipment. Our
experts consult you throughout the whole project,
from the conceptual design to on-site support.

Service & Quality


The full service provider

Mass notification and people warning systems of SONNENBURG have proven themselves in practice for more than half a century. Outstanding development and highest demands, way beyond the strict adherence to technical guidelines, are the ingredients for the absolute reliability our electronic sirens, even in extreme conditions.

All stages of our projects are made in-house, from the development of the electronic sirens and their siren control software until the final test of the whole siren system. We own one of the state-of-the-art siren manufacturing facilities that will make your wishes come true.

Our success: in-house skills

Our motivated and excellent trained team develops and manufactures innovative and exceptional quality products. Apart from electronic sirens, these are alarm devices, alert signal decoders, telecontrol receivers, radio systems and customer specific electronic products.  Comprehensive tests in our in-house test field guarantee you faultless function of our systems within the whole product life cycle.

Excellent order fulfilment

The quality and environmental management systems ISO 9000 and ISO 14001 support us in our daily endeavour to improve processes and operations. That way we are able to remain competitively in our business.


We don't merely want to provide electronic products and services that meet customer expectations, we want to exceed their wishes. To enthuse our customers, we adopt the ISO regulations as our own principles.

  • We want to be the most customer friendly company in our business sector. Professional fulfilment of customer requirements, accurate order processing, binding quality agreements, fast reaction time, transparency, mutual respect and a trustful cooperation are important for us.
  • We deliver faultless and reliable products. Our customer evaluates the quality of our products and services. His or her opinion is the crucial criterion.
  • Our product and liability principles are written down in our Terms & Conditions.
  • Our quality policy is part of our corporate principles and include QM audits and QM cost reviews. Corrective actions are initiated immediately.
  • To achieve our quality and business aims, we pursuit a strategy of cultivating quality awareness down to each individual staff member, of informing and training employees and of supplying adequate means to realise our aims.

DIN EN ISO 14001

According to the ISO regulation and in our own interest, we've implemented an environmental management system, that supports and enhances our objective targets regarding environmental protection and sustainable development. Keystones of our environmental policy are: 

  • sustainable and economic use of resources
  • reuse and recycling of resources
  • prevention and reduction of waste, pollutants and other emissions
  • employee training and information to foster environmental consciousness
  • efficient implementation of new environment protection initiatives
  • regular environment protection audits which control and improve processes

We make a point of acting environmentally responsible. Environmentally compliant and foresightful acting is supported by the team. Regular appointed audits serve to optimise and enhance our processes in order to bequeath our offsprings a liveable planet.

SONNENBURG HOLDING GmbH - Eggenfelden work Lauterbachstraße 45 84307 Eggenfelden Germany work +49 (0)8721 9588-0 fax +49 (0)8721 9588-60 48.3985637 12.7499494
SONNENBURG ELECTRONIC AG - Eggenfelden work Lauterbachstraße 45 84307 Eggenfelden Germany work +49 (0)8721 9588-0 fax +49 (0)8721 9588-60 48.3985637 12.7499494
SONNENBURG SWISS AG - Uzwil work Bahnhofstraße 108 9240 Uzwil Austria work +49 (0) 8721 9588-3060 47.421709 9.371459
SONNENBURG LT UAB - Vilnius work Gedimino str. 34 01104 Vilnius Austria work +370 (0)5212 2161 fax +370 (0)5212 2161 54.6880737 25.2735535
Nithin RS Electroman LLC - Muscat work PO Box 82, PC 111 Muscat Austria work +968 99878 414 fax +968 24510 315 48.3985637 12.7499494
Darülaceze Cad. Famas İş Merkezi - Okmeydanı-ISTANBUL work A Blok 43/3 34381 Okmeydanı-ISTANBUL Austria work +90 212 320 64 80 fax +90 212 320 67 73
Atikon work Kornstraße 15 4060 Leonding Austria work +43 732 611266 0 fax +43 732 611266 20 48.260229 14.257369