ATEX industrial vacuum cleaners are designed for the safe collection of combustible dust, gases and hybrid atmospheres in hazardous areas. This category includes models with both external and internal ATEX and IECEx certification according to Directive 2014/34/EU, EN 17348 and Zone 1/2/21/22 classifications. It explains the difference between self-certified 3D/3G machines and fully third-party certified Category 1/2GD equipment, as well as the importance of internal Zone 20/0 (Da/Ga) for safe dust recovery. Suitable for pharma, food, chemicals, metal powders, additive manufacturing and cleanrooms.