
Highest quality in every work step
Guaranteed certified!
What quality means at HADLER.
Whether long service life, durable materials, first-class lighting quality or precision production - our claim is: We are only satisfied when we know our customers are. With this guiding principle in mind, we are constantly evolving the quality management of our products, processes and services - guaranteed!
Our production in Felsberg is certified according to the international quality standard ISO 9001:2015. Our LED drivers for explosion-proof luminaires are fully certified by IECEx. All our products are compliant with the current EU RoHS III Directives and we fulfil the EU requirements of the REACh Regulation. Last but not least, we further support a circular economy by recycling our packaging and materials.