---
title: "HST Trailer Car WSP Rack Overhaul"
ocid: "ocds-h6vhtk-048915"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-048915"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-048915.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-048915.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "SCOTRAIL TRAINS LIMITED"
published: "2025-07-07"
---

# HST Trailer Car WSP Rack Overhaul

Buyer: SCOTRAIL TRAINS LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-048915

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-048915)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-048915.json)

## Summary

ScotRail Trains Limited, located in Glasgow, is seeking to overhaul the Knorr Bremse EP98 WSP control units used in their fleet of 117 trailer cars and spare stocks. The procurement process is currently in the tender stage, with the title "HST Trailer Car WSP Rack Overhaul," and falls under the industry category of goods, specifically focusing on parts of locomotives or rolling stock. Interested suppliers are required to submit their bids by 9 September 2024, 12:00 PM BST. The procurement method being used is a selective procedure, specifically a negotiated procedure with prior call for competition, with the project being covered by the GPA. The overhaul contract period is expected to run from 3 February 2025 to 18 August 2025, with the possibility of renewal depending on the bidder’s proposal.

This tender presents a significant opportunity for businesses specialising in microelectronic machinery, apparatus, and reconditioning services of rolling stock to enhance their growth by securing a contract with ScotRail. The project's scope includes crucial services such as replacing failing components and conducting rigorous testing. This project would be particularly beneficial for companies with expertise in small-scale engineering, component renewal, and rail transport maintenance. Successfully securing this contract can not only enhance a company's portfolio but also align with ScotRail's community benefits vision, which seeks to foster thriving, connected communities supportive of such contributions. The tender prioritises both quality and price in its award criteria, providing an opportunity for businesses to offer competitive, innovative solutions.

## Notice

ScotRail Trains Limited (herein referenced as ScotRail) wish to overhaul the existing Knorr Bremse EP98 WSP control units on their fleet of 117 trailer cars and spares stock. The WSP control units (Railway Cat number 064/012539) were installed in the mid-2000s, and are starting to suffer from failures related to leaking electrolytic capacitors, leading to damage to the PCB tracks and vias. The full scope of the requirements is contained within the published project on our Wax Digital e-sourcing tool which can be accessed here https://scotrail.wax-live.com/S2C/DisplayModules/TradeModules/Negotiations/Opportunities/ListEvents.aspx

### Lot Information

Lot 1

ScotRail Trains Limited wish to overhaul the existing Knorr Bremse EP98 WSP control units on their fleet of 117 trailer cars and spares stock. The WSP control units (Railway Cat number 064/012539) were installed in the mid-2000s, and are starting to suffer from failures related to leaking electrolytic capacitors, leading to damage to the PCB tracks and vias. The overhaul is expected to include the renewal of all electrolytic capacitors to be considered a minimum, but the following should also be considered: -Clean using a suitable method; -Renewal of other capacitors; -Renewal of relays; -Renewal of opto-isolators; -Functional testing on a suitable rig; -Soak testing; -Identification of overhaul (e.g. mod level plate, coloured stickers); -Any other 'value add' work considered worthwhile by the supplier. The full scope of the requirements is contained within the published project on our Wax Digital e-sourcing tool which can be accessed here https://scotrail.wax-live.com/S2C/DisplayModules/TradeModules/Negotiations/Opportunities/ListEvents.aspx Additional information: Wax Digital should be use for the completion of any submissions. The full scope of the requirements is contained within the published project on our Wax Digital e-sourcing tool which can be accessed here https://scotrail.wax-live.com/S2C/DisplayModules/TradeModules/Negotiations/Opportunities/ListEvents.aspx

Renewal: It is anticipated that the contract duration will be around 6 months. However the duration will be dependent on the successful bidders proposal/plan to complete the overhaul.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/037997-2025 |
| Notice type | Tender Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Selective |
| Procurement method details | Negotiated procedure with prior call for competition |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 7 Jul 2025 |
| Submission deadline | 9 Sep 2024 |
| Future notice date | Not specified |
| Award date | 7 Jul 2025 |
| Contract period | 3 Feb 2025 - 18 Aug 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Cancelled |
| Lots status | Cancelled |
| Awards status | Unsuccessful |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SCOTRAIL TRAINS LIMITED |
| Locality | GLASGOW |
| Post town | Glasgow |
| Postcode | G2 6HQ |
| Country | Scotland |
| ITL 1 | TLM Scotland |
| ITL 2 | TLM3 West Central Scotland |
| ITL 3 | TLM32 Glasgow City |
| Local authority | Glasgow City |
| Electoral ward | Anderston/City/Yorkhill |
| Westminster constituency | Glasgow North |
| Delivery location | TLM Scotland |

## CPV Codes

### Divisions

- 31 - Electrical machinery, apparatus, equipment and consumables; lighting
- 34 - Transport equipment and auxiliary products to transportation
- 50 - Repair and maintenance services

### Codes

- 31712000 - Microelectronic machinery and apparatus and microsystems
- 34631000 - Parts of locomotives or rolling stock
- 50222000 - Repair and maintenance services of rolling stock
- 50224000 - Reconditioning services of rolling stock

## Release History

- 7 Jul 2025 at 15:34 - Award - Award Notice - https://www.find-tender.service.gov.uk/Notice/037997-2025
- 8 Aug 2024 at 15:36 - Tender - Tender Notice - https://www.find-tender.service.gov.uk/Notice/025098-2024

## Notice URLs

- https://api.publiccontractsscotland.gov.uk/v1/Notice?id=ocds-r6ebe6-0000774825
- https://scotrail.wax-live.com/S2C/DisplayModules/TradeModules/Negotiations/Opportunities/ListEvents.aspx
- https://www.publiccontractsscotland.gov.uk/search/Search_AuthProfile.aspx?ID=AA30589
- https://www.scotrail.co.uk/

## 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-048915. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-048915.json.
