Corporate Information

Castle Cables is an RF and Microwave cable manufacturing and sourcing specialist for mission critical analogue and digital applications.

With new purpose built UK manufacturing facilities in Newbury, Castle Cables is now able to offer bespoke high performance coaxial cables on a RAPID turnaround to support test, configuration and production requirements.

Along with our significant range of stocked and sourced RF & Microwave cable assemblies for IW, Maury, Jyebao, SV and Meggitt this makes us your ideal partner for all your RF & Microwave cable assembly requirements in supporting hi reliability applications such as Defence, Aerospace, Space, Telecomms, Commercial, Transportation and Oil and Gas sectors.


Castle Cables, a division of Castle Microwave Ltd.

Castle Microwave Ltd founded in 1981 and now a division of Wright Industries with extensive supply chain capabilities in electronic contract manufacturing, is one of the UK's foremost suppliers of leading-edge RF and Microwave products with an extensive remit and expertise covering components and subsystems used in today's state-of-the-art Military, Space, Telecomms, IoT (Internet of Things) and Test & Measurement markets.

Castle Microwave operates an ISO 9000 quality assurance system certified by the BSI to ISO 9001:2008 (BSI Registration No. RS21649), and holds additional approvals from our trading partners.


Our Services

Castle Cables is the on-line store of Castle Microwave Limited, dedicated to the design, manufacture and supply of high performance RF and Microwave coaxial cables. We offer a comprehensive range of coaxial cables, connectors and cable assembles from industry leading manufacturers.

Castle Cables offers a wide choice of high performance RF & Microwave coaxial cable assemblies, connectors and adapters.

In addition, we offer Custom Cables which are made to your individual needs at our new manufacturing facility in Newbury. Here you can specify the cable type, length, connectors, along with any special test requirements such as phase stability, phase and/or amplitude matching or tracking, flexibility and environmental parameters.

We have also created a guide to help explain about the various cable and connector types and applications along with a useful resource centre of catalogues, datasheets and application notes.




 Need help? +44 (0)1635 271300