Consulting & Engineering

Classification of areas according to ATEX directive 94/9/EC aims to protect the zones where liquids, gases and explosive dusts are present. They can reduce the risks and increase the protection in a profitably and reasonable way.
The most common environments where Ex ATEX enclosures are needed, are places with flammable vapors and gases, areas of liquid explosives transfers, paint cabins, solvents stores… etc. Also places with the presence of combustible dust such as grain warehouse, mills, etc…
Thereby, the objective is to ensure that devices and equipments under this directive, comply the safety requirements by removing ignition sources and minimizing the consequences of possible explosions.
In Atex Delvalle, our engineers have had an exhaustive training about Ism ATEX 2 Electrical Certification. Accredited by the Notified organization INERIS who approve this training in the selection and assembly of electrical appliances ATEX, the review and inspection of ATEX equipments, through a complete compendium of specific subjects.
We can say that we are proud of being in a leading position in terms of Normative Atex experience.

Custom-made solutions for hazardous areas

Atex Delvalle adapts to our clients’ needs by offering hazardous-area enclosures and boxes on demand. They are adapted to your specific requirements of installation and assembly, up to the last detail.
Atex Delvalle designs and manufactures a range of Hazardous Area enclosures; junction & terminal boxes, pressurized, Flameproof Ex d and Increased Safety Ex e ATEX & IECEx compliant enclosures.

For 45 years we have manufactured custom-made and cost effective products specifically designed for hazardous areas.
In 1975 Atex Delvalle began designing and manufacturing hazardous area enclosures. They are designed to meet your exact size requirements so you are no longer constrained by standard “off the shelf” enclosures or designs.
They can be customized according to your exact size, and they match any hazardous enclosure including: actuating elements, push-buttons, terminals, etc. Although we have a standard range we also build after order, with a maximum size limited to 2000mmx2000mmx1000mm in hazardous areas. It is the biggest size available in the market. You can choose either A314L or A316L stainless steel.

We offer a wide range of personalization degrees:


Custom Approved

Custom-made approved solutions for the following Zones: 1, 2, 21, 22 and Cat I, II. We do customized design

Special dimensions
We can do holes with special dimensions

Actuating Elements

We fix hazardous-area actuating elements. We do turnkey solutions


Print corporate logo

We can print your corporate image, logo or any other reference on your enclosures

RAL Colour

We paint any colour in the RAL card

Certificate Atex Iecex

Only one certificate for your custom-made solution

Atex Delvalle Commitment

Cost savings for our customers: we look for the most effective solution with the lower cost and remaining all warranties and safety regulations.

Delvalle is very conscious to any possible risks that may have nuclear power.
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