ESB Networks distribute low, medium and high voltage electricity to 2.3 million domestic, commercial and industrial customers in Ireland in a safe and efficient manner every day, every hour and every minute. The LV-HV electricity distribution network includes all distribution stations, overhead electricity lines, poles and underground cables.
ESB through building their Smart Network have significantly increased the electrical network reliability, resulting in a 42% reduction in power outages in 2014.
The total length of the LV-HV overhead lines and underground cables in the Transmission and Distribution systems managed by ESB Networks is 177.500 km.
In 2015 ESB Networks connected with 17,012 new customers making a total of 2,253,000 customer connections to the distribution systems.
Thorne & Derrick are Approved Vendors of ESB Networks Approved Materials List & Assessed Products to enable the cable jointing, termination, distribution and installation of LV, MV (11kV-33kV) & HV cables onto ESB cable network from manufacturers including:
| 3M | CATU Electrical |
| Pfisterer | Nexans Euromold |
| Prysmian | Ellis Patents |
| AN Wallis | Furse |
| Lucy Zodion & Electric | WT Henley |
| Sicame | Cembre |
| Polypipe | Emtelle |
| Tyco TE Connectivity | NKT |
| Roxtec | Alroc |
| Centriforce | MV HV Cables |
➡ Contact us to discuss your requirements for ESB Networks LV, MV & HV Cable Installation, Jointing, Termination, Substation & Electrical Equipment including the following LV-HV Product Categories – our internal ESB commodity code database is constantly updated with new ESB Networks products.
| Cables – LV Waveform 11kV 33kV Triplex | Link Boxes – Underground LV |
| LV Joints – Mains, Straight, Service & Pot End | Cut Outs – House Service & Street Lighting |
| HV Joints – Straight, Branch & Transition | Crimping & Cutting Tools – Cables & Lines |
| HV Terminations – Indoor & Outdoor | Distribution – Service Boards & Feeder Pillars |
| HV Terminations – Separable Connectors | Cable Duct – LV MV HV 11kV 33kV 132kV |
| HV Bushings – 11kV 33kV | Duct Seals – Cable Seals & Transits |
| HV Surge Arresters – 11kV 33kV | Jointing Tools – 11kV 33kV 66kV 132kV |
| EHV Terminations – GIS 132kV Cables | Insulation – Heat Shrink & Cold Shrink |
| Earthing Materials – Copper Tape | Cable Covers – Stokbord & Tapetile |
| Cable Cleats & Clamps – Single & Trefoil | Cable Lugs – Crimp & Mechanical |
Thorne & Derrick distribute DNO approved MV HV Cables including 11kV 33kV – this includes single and 3 core XLPE, EPR and Triplex cables plus suitable cable joints, cable cleats, terminations and connectors in heat shrink, cold shrink, cold applied and plug-in technology.
T&D supply Utilities & Approved Contractors with cable pulling products including cable rollers, cable socks and drum lifting jacks to enable the installation of low voltage and high voltage cables intro trench or duct: this includes single core, 3 core and Triplex 11kV/33kV power cables and LV waveform, mains and service cables.
HV Joints Terminations Connectors – 3M Pfisterer Nexans Euromold Elastimold
T&D are Specialist Distributors to the UK Distribution Network Operators (DNO’s), NERS Registered Service Providers, ICP’s and High Voltage Jointing Contractors of an extensive range of Cable Joints, Substation, Distribution, Tooling & Installation Equipment approved by the utilities:
JOINT ♦ TERMINATE ♦ CONNECT ♦ GLAND ♦ CLEAT ♦ CRIMP ♦ DUCT ♦ SEAL ♦ REPAIR ♦ CABLE ♦ SPLICE ♦ INSULATE
Published 12 Mar 2026
Compound Box Filling Compound end boxes rarely get attention — until one fails. Across ageing networks, replacement of compound-filled end boxes is becoming more frequent, particularly where original insulation systems have deteriorated and air insulation is not practical because...
Published 06 Mar 2026
Nexans 240–300mm² Multi-Joint – Medium Voltage Cable Joint Installation Medium voltage cable jointing requires reliability, consistency and safe installation practices. The Nexans 240–300mm² Multi-Joint is designed to simplify medium voltage jointing while maintaining high electrical performance for demanding power...
