Keystone Modules

MCL Data Solutions is an online store set up by Mainframe Communications Ltd and your one-stop solution for fibre optics, fibre optic data network and telecommunication products and associated services. The range includes TÜV and LUL approved products. View our full range of optical patchcords and multiway breakout cables, high capacity optical distribution frames, rack mounted splice and patch only units, tap boxes, switches, routers, racks, cabinets, etc.

Mainframe Communications Ltd have been a supplier to the telecoms sector since the introduction of fibre into the European communication networks in the 1980’s. Over the years we have developed a comprehensive range of optical fibre and associated management products to serve operators of telecommunication systems.

Our modern purpose-built manufacturing facility in Southend-on-Sea has dedicated facilities for the design, manufacture and testing of optical products. This is backed up by warehousing of a wide range of standard products, available for next day delivery with the UK.

Our manufacturing operation is BS EN 9001:2015 accredited and we supply many of the leading telecommunications operators both in the UK and throughout Europe. We are known for the quality of our products, designs, build standards and for the quality of services within the UK.

We provide a quality product on time with full technical back up – in the event a fully suitable product is not available from our standard range, our specialist development team have the capability to design a bespoke product to your requirements.