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 09 Jan 2026
We’d like to welcome our newest addition to the Thorne and Derrick team! Eva will be joining us as a content creator apprentice at our office in Chester-Le-Street. Eva will bring fresh new ideas to all of our social...
Published 09 Jan 2026
Insulating Matting Recommendations and Guidance for Electrical Safety Guest Blog From COBA Electrical safety is non-negotiable, especially when working around live switchgear, high-voltage panels, and electrical distribution equipment. One critical but sometimes overlooked safeguard is electrical insulating matting, designed...
