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Shielded doors are one of the key parts of shielded enclosures. Since 1986, SIEPEL focused on designing and manufacturing shielded doors to meet the stringiest of our customers’ requirements. SIEPEL doors come in different sizes and opening types but all keep up the same level of requirement than our shielded rooms.

Choosing a door designed by SIEPEL means having the best of shielding effectiveness performances combined to the best user-friendly experience on the market.

Our range of doors is suitable for a wide audience, from a simple single-leaf personnel door to a complex and unique zero-sill triple-leaf door designed to meet our Space and Defence customers’ requirements.


Unique design

The triple-leaf door design is unique in the industry by combining a double-leaf door and a flat entrance to the chamber.

Fully automatic

With only the push of a button, you get access to your anechoic chamber. No efforts, no worries

No weight problems with this unique design - up to 50 tons capability for our triple-leaf door


Main Features
  • 100% automatic! Electrical assistance to the complex opening and closing for a complete reliability over the years

  • As always, shielding effectiveness of 130dB @1GHz
  • Dedicated to sensitive, extra large or heavy EUTs that require a flat entrance to your anechoic chamber (satellite on air cushion, tank, military vehicles, buses...)

  • Can be adapted to any existing chamber

  • All triple-leaf doors are tailor-made to your anechoic chamber

Performances control and services

All doors are going through extensive testing and quality control before shipment.

Customers are welcome to attend a FAT to witness these controls.