Concepteur de solutions ATEX et industrielles
Contact : +33 (0) 4 88 78 21 81

Warning Signals

Safety is a priority in explosive atmospheres and in harsh industrial environments. Our ATEX and industrial signaling equipment meet the strictest standards and offer the highest levels of reliability.



Audible warning devices developed for signaling a danger in explosive atmospheres (zones 1, 2, 21, 22) and in harsh industrial environments.

feu atex led xénon zone 1 et 21 en grp


Beacons designed for signaling a danger in explosive atmospheres (zones 1, 2, 21, 22) and in harsh industrial environments.

avertisseur combine ATEX zone 1


Combined signaling dedicated to explosive atmospheres (zones 1, 2, 21, 22) and in harsh industrial environments.



A full range of ATEX loudspeakers for your emergency communications and alarms in hazardous areas and harsh environments


Hand operated siren

Manual sirens designed to provide an effective warning for applications where there is no power supply. Ideal for safety plans.

déclencheur atex cp125 zone 1 grp

Manual call point

Quality assurance and certification

Thanks to many years of experience in signage, the quality standards of the products we offer meet and exceed many global standards. We guarantee our customers that each of our products is tested and verified to work in the harshest environments. In addition to internal testing, our products are assessed and certified by several of the world’s leading independent quality assessors and certification bodies for compliance and safety. Our product certifications include UL, cUL, IECEx, ATEX, FM, VdS, DNV, INMETRO, CU TR and MED. Details of specific product certificates and declarations of conformity can be found on the product pages.

Sharing good practices

We believe that technical excellence can be achieved by sharing best practices and understanding the requirements of each sector. Our products have proven performance and we can offer standard and tailor-made solutions for various applications combined with advice from dedicated experts. Our signaling equipment can be used in multiple sectors and applications, including: energy, mining, transport, chemicals, industry … For any specific question on the applications of our products, contact-us.

The A2S lab

The spirit of innovation is at the heart of A2S. A desire to create security devices and solutions that define future market standards. The A2S Lab is the manifestation of this spirit and represents our investment in continuous innovation. We believe that specific solutions stem from our expertise and our understanding of the problems that each of our customers face

Design & assistance


Custom built
Site survey
5 years
within 48h


A2S (Advanced Safety Solutions) 350 Avenue JRGG de la Lauzière 31 Parc du Golf - CS 90519 13593 Aix en Provence Cedex 3


Tél: +33 (0)4 88 78 21 81 Fax: +33 (0)4 42 16 35 09 E-mail :
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