Thorne & Derrick service UK and international businesses working on underground cables, overhead lines, substations and electrical construction at LV MV HV & EHV – we distribute the most extensive range of Cable Installation & Electrical Distribution Equipment to the Power Transmission & Distribution industry in the onshore and offshore wind, solar, rail, oil/gas, data centre, battery storage and utility sectors.
We are suppliers and distributors for 3M Electrical, ABB, Alroc, AN Wallis, CATU, Cembre, Centriforce, CMP, CSD, Elastimold, Ellis Patents, Emtelle, Euromold, Filoform , Furse, Hauff Technik, Lucy Electric & Zodion, Nexans, Pfisterer, Polypipe, Prysmian, Ripley Tools, Roxtec, Sicame, WT Henley.
Learn more about T&D, The MV HV Electrical Distributors.
Core Product Groups
| LV Cable Joints & Installation Equipment | MV HV Cable Joints & Terminations – Cold Shrink & Heat Shrink |
| MV HV Power Products, Surge Arresters & Bushings | Gas Insulated Switchgear (GIS) Substation Connectors |
| Cable Cleats & Cable Hooks | Push Pull Tools |
| Cable Pulling & Laying Equipment | Underground Cable Protection |
| Cable Duct | Duct Seals |
| Earthing & Lightning Protection | Fuses MV HVÂ |
| Electrical Safety Equipment | Arc Flash Protection & Clothing |
| Cable Cutting & Cable Crimping Tools | Cables LV MV HV |
| Cold Shrink Tubes | Cable Transits |
| Feeder Pillars | Cable Jointers Tools |
| Cold Shrink | Cable Trough |
| Drum Heaters | Hazardous Area Electrical Equipment – Hazardous Area Lighting |
| Surge Counters | Surge Arresters |
| Trace Heating | IBC Heaters |
MARECHAL P66 | For further information visit High Voltage Connectors, Plugs & Sockets
T&D provide an outstanding service to UK and international customers – we are highly customer responsive and absolutely committed to providing a world-class service.
Multi-million pound stock holding provides complete global supply solutions
Technical support from expert, proactive and friendly team
Stock turnaround with express logistics to all international destinations
Free and fast expert technical support and advice about LV MV HV product ranges
Published 21 Apr 2026
5 Common Cable Management Mistakes And How To Avoid Them Cable management is often overlooked but in industrial environments, it plays a critical role in safety, reliability and long-term performance. Loose, poorly routed or unprotected cables can quickly become...
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Rethinking Cable Cleats for High-Density Data Centres Global demand for cloud computing, AI workloads and digital services is accelerating the construction of data centres at an unprecedented scale. Hyperscale facilities are now being developed across Europe, North America and...
