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Onyx Holdings Ltd


Knitshield - Knitted Mesh

Available in six ranges depending on the use. Provides excellent EMI Shielding in enclosed areas.

Metweave - Woven Fabric Gasketing

Highly conductive fabric wrapped around a range of foam cores. Available in a wide range of colours and profiles.

Winshield - Shielded Windows

Strong, shielding effective and see-through. The strength of shielding, laminating and size are all completely specific to your order.

Silshield - Oriented Wires in Silicone

Long lasting and high strength oriented wires in solid or sponge silicone. Available in fire, water and chemical resistant forms.

Maxshield - Specialised Materials

Ultra thin materials supplied as pre-cut gaskets constructed to customers specific requirements or in sheets.

Ventshield - Attenuation Vents

Perfect for adding ventilation and airflow while not compromising on the quality of shielding protection. Made to your specification in materials ranging from aluminium honeycomb to galvanised or tin-plated heavy duty steel.

Exshield - Conductive Silicone

Highly conductive Silicone extrusions containing metal powder fillers. Available in a wide range of fillers, from Nickel to Pure Silver, conductive Silicone provides high attenuation and excellent environmental sealing.

Contact Finger Strips

Effective, non-flammable, long life strips in a wide range of profiles to suit all applications.

Conductive Foil Tapes

Our range of conductive foil tape offers a cost effective solution to EMC shielding. Tapes are available in both copper and aluminium with a conductive adhesive.

Connector Gaskets

Handformed and precision diecut gaskets made from a selection of materials.

Conductive Adhesives

One-part conductive particle filled room temperature curing (RTV) silicone rubber adhesives.

Non-Conductive Gaskets

Non-conductive gaskets manufactured from a wide range of materials to suit customer applications

Onyx Holdings Ltd Onyx Holdings Limited comprises a group of companies which are all highly specialist in the design, manufacture and sale of electronic components and assemblies. Our mission is to anticipate and exceed our customer's expectations.

Operating in niche markets, companies within Onyx Holdings have achieved high profile, individual identities and are now recognised in both UK and international markets as suppliers of high quality products and services.

Onyx performance objectives are ambitious in order to sustain impressive growth. These objectives will be achieved by increasing turnover substantially through:

  • developing existing operations
  • acquisitions in related business areas
  • creating new companies where appropriate
    • A key factor in the group's success is the close co-operation between member companies, a prime motivator for innovation and excellence. The customer is the prime beneficiary.

      In 2006 Onyx continued to invest in the future of the group by setting up Onyx Electronics (Suzhou) Company Ltd in China to manufacture EMC shielding products and other electronic components for the Asian market.  

      Onyx Electronics

      Onyx Electronics (Suzhou) Co Ltd

      Based in China, Onyx Electronics manufactures EMI shielding products for customers who manufacture their end products in the Far East.


      • Head Office:
      • Onyx Holdings Ltd
      • Northfield Lane
      • Over Stratton
      • South Petherton
      • Somerset
      • TA13 5LJ
      • UK
      • Chinese Manufacturing Plant:
      • Onyx Electronics (Suzhou) Co Ltd
      • Building No. 88 Jin Shi Road
      • Wujiang Economic Development Zone
      • Jiangsu
      • P. R. China 215217
      • Tel: +86 512 633 27966
      • Fax: +86 512 633 27900
      • Email: