---
title: "Supply of Electrical Material for Central Line Fleet (92 Tube Stock)"
ocid: "ocds-h6vhtk-051c4f"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-051c4f"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-051c4f.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-051c4f.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "LONDON UNDERGROUND LIMITED"
published: "2026-02-17"
---

# Supply of Electrical Material for Central Line Fleet (92 Tube Stock)

Buyer: LONDON UNDERGROUND LIMITED  
Current stage: Tender  
OCID: ocds-h6vhtk-051c4f

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## Summary

London Underground Limited, through Transport for London (TfL), is seeking suppliers for the "Supply of Electrical Material for Central Line Fleet (92 Tube Stock)". The procurement process covers critical electrical components including bespoke electronic communications network harnesses, general harnesses, and various off-the-shelf electrical parts. This tender, with an estimated value of £5,489,436, is categorised under goods and utilities. There are three lots, each aimed at different electrical materials needed for 69 trains. The procurement uses a competitive flexible procedure through selective methods. The current stage is the tender phase with an expression of interest deadline set for 25 March 2026, followed by an inquiry period until 21 March 2026. Award announcements are expected by 26 August 2026.

This tender offers growth opportunities for various businesses, particularly those with capabilities in engineering and manufacturing of electrical components for transportation systems. Small and medium-sized enterprises (SMEs) are encouraged to participate, with suitability criteria tailored to support them. Suppliers experienced in technical knowledge for rail-related applications or similarly regulated sectors will be well-suited to compete, especially if they can demonstrate strong financial and economic standing, safety, health and environment credentials, and deliverability capabilities. By competing in this procurement, businesses gain the chance to secure substantial contracts, potentially extending up to 24 months beyond the initial contract period to account for any unforeseen delays. The segmented lot structure allows for focused competition and greater chances for different suppliers to contribute to this significant public transport infrastructure project.

## Notice

The scope of materials to be procured is clearly defined in a Bill of Materials (BoM) prepared by LUL Engineering, covering 69 trains, including 2 spares. The BoM has been grouped into three (3) Lots to facilitate easier tracking, planning and procurement as follows: * Bespoke Electronic Communications Network (ECN) Harnesses required by critical DTS (Data Transmission System) and PIS (Passenger Information System) parts. These bespoke components also form part of the design integration for the other saloon systems, i.e. CCTV. The design has been verified and validated. * General Electronic Communications Network (ECN) Harnesses; TfL has sufficient data (Drawings, specifications etc.) to allow harnesses and its components to be sourced from a range of suppliers * Various electrical components and spares - these parts are mainly off-the-shelf products, with reference to specialised packaging and labelling in the correct sequence to support efficient installation.

### Lot Information

Bespoke Electronic Communications Network (ECN) Harnesses

The bespoke harnesses are required by critical Data Transmission System (DTS) and Passenger Information System (PIS ) parts. They consist of bespoke components that also form part of the design integration for the other saloon systems, i.e. CCTV. The design has been verified and validated.

Options: An option of up to 24-month extension is included to accommodate for any time loss.

Renewal: The contract has the option to be extended in duration for up to 12 months to facilitate unplanned events.

General Electronic Communications Network (ECN) Harnesses

TfL will provide Drawings and Specifications of General ECN Harnesses and its components required to enable complete harness assemblies.

Options: An option of up to 24-month extension is included to accommodate for any time loss.

Renewal: In anticipation for any Project delays and unplanned activities

Various Electrical Components and Spares

A range of electrical miscellaneous off the shelf parts with reference to specialised packaging and labelling in the correct sequence to support efficient installation.

Options: An option of up to 24-month extension is included to accommodate for any time loss.

Renewal: Option for extension in place to allow for delays to delivery/programme, possible re-work of materials, etc...

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/014187-2026 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Selective |
| Procurement method details | Competitive flexible procedure |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Planning, Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 17 Feb 2026 |
| Submission deadline | 13 Jan 2026 |
| Future notice date | 24 Oct 2025 |
| Award date | Not specified |
| Contract period | 25 Aug 2026 - 25 Aug 2031 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £4,574,530 |
| Lots value | £4,574,530 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | LONDON UNDERGROUND LIMITED |
| Additional buyers | TRANSPORT FOR LONDON |
| Locality | LONDON |
| Post town | East London |
| Postcode | E20 1JN |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI4 Inner London - East |
| ITL 3 | TLI41 Hackney and Newham |
| Local authority | Newham |
| Electoral ward | Stratford Olympic Park |
| Westminster constituency | Stratford and Bow |
| Delivery location | TLI London |

## CPV Codes

### Divisions

- 31 - Electrical machinery, apparatus, equipment and consumables; lighting
- 32 - Radio, television, communication, telecommunication and related equipment
- 34 - Transport equipment and auxiliary products to transportation
- 44 - Construction structures and materials; auxiliary products to construction (except electric apparatus)

### Codes

- 31321200 - Low- and medium-voltage cable
- 31321210 - Low-voltage cable
- 31321220 - Medium-voltage cable
- 31330000 - Coaxial cable
- 31650000 - Insulating fittings
- 31670000 - Electrical parts of machinery or apparatus
- 31680000 - Electrical supplies and accessories
- 32581000 - Data-communications equipment
- 32581100 - Data-transmission cable
- 34600000 - Railway and tramway locomotives and rolling stock and associated parts
- 34940000 - Railway equipment
- 44322000 - Cable accessories

## Release History

- 17 Feb 2026 at 11:02 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/014187-2026
- 8 Jan 2026 at 18:13 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/001649-2026
- 5 Jan 2026 at 12:24 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/000275-2026
- 17 Oct 2025 at 15:00 - PlanningUpdate - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/066440-2025
- 19 Sep 2025 at 09:24 - Planning - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/058005-2025
- 21 May 2025 at 18:13 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/024383-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/014187-2026
  17th February 2026 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/001649-2026
  8th January 2026 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/000275-2026
  5th January 2026 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/066440-2025
  17th October 2025 - Planned procurement notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/058005-2025
  19th September 2025 - Planned procurement notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/024383-2025
  21st May 2025 - Pipeline notice on Find a Tender

## Notice URLs

- https://content.tfl.gov.uk/supplier-registration.pdf
- https://s1-eu.ariba.com/Sourcing/Main/ad/selfRegistration?realm=TfL
- https://service.ariba.com/Supplier.aw
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.youtube.com/watch?v=XxsbVW4q-k0

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-051c4f. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-051c4f.json.