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Published 20 Apr 2026, 14:14 BST

Official UK procurement notice

Ballycronanmore Synchronous Condenser Project

Official notice

Authority: MOYLE INTERCONNECTOR LIMITED

2 lotsWorksCompetitive flexible procedureAbove thresholdUtilities
Sectors: Construction & Civil Engineering (45)Repair & Maintenance (50) Delivery: Northern Ireland (UKN)
Published estimate£54,500,000total for 2 lots · £54,500,000 inc. VAT
Submissions closed 15 May 2026
Lots 2see the lot list below
Contract term Varies by lotfirst lot 4 yrs from 1 May 2027 · see each lot

What is being bought2 lots · detail below

Published requirement description

The Authority is seeking award contracts for:

  • the design, manufacture, supply, installation and commissioning of a synchronous condenser system (the "EPC Contract"); and
  • the provision of long-term maintenance services (the "LTSA").

The Authority recognises that the Original Equipment Manufacturer ("OEM") may participate in different structural roles within the delivery model.

  • How the procedure runs: Details of the procurement process are outlined within the tender documents, available via our electronic procurement system.

CPV: Construction work for power plant · Electricity supply installations · Repair and maintenance services of generators

Lots and requirements (2)Procurement structure

2 lots · all with a published value (£54,500,000 together)
Lot #1EPC Contract 4 yrsPublished value£50,000,000

The design, manufacture, supply, installation and commissioning of a synchronous condenser system, including:

  • all auxiliary systems and Synchronous condenser
  • all controls, protection and ancillary plant & equipment
  • Grid transformer, IPB, generator circuit breaker & auxiliary transformer
  • Civil Works; and
  • Grid Connection
Contract period: 1 May 2027 – 30 Apr 2031 (4 yrs)Value: £50,000,000 exc. VAT · £50,000,000 inc. VAT
Delivery: Northern Ireland
45251100 Construction work for power plant45315300 Electricity supply installations
Lot #2Long-Term Maintenance AgreementRenewal 8 yrsPublished value£4,500,000

Maintenance services for synchronous condenser plant and equipment including auxiliaries.

Contract period: 1 May 2031 – 1 May 2039 (8 yrs) · up to 1 May 2042 with extensionsValue: £4,500,000 exc. VAT · £4,500,000 inc. VAT
Delivery: Northern Ireland
Extensions: Initial 8 year term, with two potential extensions of 18 months each.
50532300 Repair and maintenance services of generators

Procedure terms & legal framework

From the official record
Procedure method
Competitive flexible procedure
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Works
Notice status
Closed
Procurement threshold
Above threshold (FTS publication)
Regulatory regime
Utilities
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Unspecified in notice
Recurring procurement
Unspecified in notice
First published
20 Apr 2026, 14:14 BST
Last source update
20 Apr 2026, 14:14 BST
Award evaluation window
Submission end – 30 Apr 2027
FTS notice number
2026/S 000-035664
Latest notice
Tender notice (UK4)
Classification (CPV)
Construction work for power plantElectricity supply installationsRepair and maintenance services of generators
Delivery area
Northern Ireland (UKN)
Official registry OCID
ocds-h6vhtk-068663 Find a Tender
How it runs

Details of the procurement process are outlined within the tender documents, available via our electronic procurement system.

How it was run

Official notice
Run through: In-tend · Who buys & how to bid on In-tend
Supplier login requiredElectronic submission allowedLanguage: EN
Access & registration note: Free · one account per buying organisation's portal · reCAPTCHA on signup
Submission deadline
15 May 2026, 17:00 BST
Clarification deadline
8 May 2026, 17:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Accepted languages
en
Detailed submission instructions & authority contactsFrom official release

in-tendhost.co.uk/mutual-energy/aspx/Home ↗

Candidates should register at this address, where the tender documents will be made available.

Timeline

20 Apr 2026 → 1 May 2027 · 5 dates
  1. Tender notice published184 days ago
    20 Apr 2026, 14:14 BST
  2. Clarification questions by166 days ago
    8 May 2026, 17:00 BST
  3. Submission deadline159 days ago
    15 May 2026, 17:00 BST
  4. Today
    21 Oct 2026
  5. Award decision expected byin 191 days
    30 Apr 2027, 23:59 BST
  6. Contract startsin 191 days
    1 May 2027, 00:00 BST

Notice history

1 event · 1 release on Find a Tender
  1. Tender notice published
    20 Apr 2026, 14:14 BST
    UK4

Contracting authority & participating public bodies

MOYLE INTERCONNECTOR LIMITED

Contracting authorityPrivate utilityNorthern Irish devolved regulations apply GB-COH: NI036562 · GB-PPON: PVGR-7354-RZGL First Floor, The Arena Building, 85 Ormeau Road, Northern Ireland, BT7 1SHContact email

Official documents & specifications (2)

Official links; attachments are not copied

Tender pack and attachments

  • Bidding documents and specifications tenderBidding documents and specificationsCandidates should register on the In-Tend portal in order to be able to receive the tender documents and participate in the process.

Notices published for this procedure

  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender