Source: https://tendernation.io/opportunities/01a13bb1-dca0-7376-8de4-c969beba3c7e/t321-2023-ballylumford-110kv-gis-switchboard awarded GB restricted procedure # T321 2023 Ballylumford 110kV GIS Switchboard [Northern Ireland Electricity Networks Limited](https://tendernation.io/buyers/northern-ireland-electricity-networks-limited) Estimated value £35,500,000 Published 31 Mar 2025 Deadline Closed 20 Dec 2023 ## Who can bid - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. ## About this tender Ballylumford Substation is a critical transmission node on the network enabling access for conventional generation and the Moyle Interconnector to the Northern Ireland Transmission Grid. The 110kV indoor AIS switchgear located at Ballylumford was manufactured in 1966 and has been highlighted for replacement based on asset condition. This procurement was for design, engineering, procurement, delivery, construction, installation, testing and commissioning of a new 110Kv GIS substation. ## CPV classification Substation construction work Switchgear Electric switchboards Distribution switchboards High-voltage cable Switchboard equipment Installation of switchboards High voltage installation work Source Find a Tender (UK) · Notice ocds-h6vhtk-0416e1-2025-03-31T16:06:58+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-0416e1-2025-03-31T16:06:58+01:00) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Northern Ireland Electricity Networks Limited: past awards and live tenders](https://tendernation.io/buyers/northern-ireland-electricity-networks-limited) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Hdc-1714 wadkins pavilion refurbishment · Harborough District Council · 39 days left · 27 Nov 2026](https://tendernation.io/opportunities/01a155bf-f664-72f9-9823-a85d6cddbdc6/hdc-1714-wadkins-pavilion-refurbishment) [Design, supply, and Installation of Newbiggin Skatepark Extension · Newbiggin Town Council · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15552-19a2-7348-a5cc-3f5ae51ef934/design-supply-and-installation-of-newbiggin-skatepark-extension) [Tender for the design, supply, delivery and installation of a modular UNIT and associated works at ARC healthy living, irvinestown. peaceplus funded upgrade works · Fermanagh and Omagh District Council · 14 days left · 2 Nov 2026](https://tendernation.io/opportunities/01a15552-1b74-73ec-a6f6-a1af37959997/tender-for-the-design-supply-delivery-and-installation-of-a-modular-unit-and-a) [ESPH AB RDC Sidley Depot (ESPH753) · Rother District Council · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a15552-1d19-7155-8fe0-0d917105fca8/esph-ab-rdc-sidley-depot-esph753) [Demolition, Design and Construction of Howard's Lane Public Toilets, Howard's Lane, Wareham · Wareham Town Council · 88 days left · 15 Jan 2027](https://tendernation.io/opportunities/01a15552-1d8a-7277-bc5b-edc9a127ee5b/demolition-design-and-construction-of-howards-lane-public-toilets-howards-la)