---
title: "9002503 - Supply of Group E2 Girder Vacuum Vessel Secondary Photon and Beam Port Absorber Assemblies"
ocid: "ocds-h6vhtk-055bc6"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-055bc6"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-055bc6.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-055bc6.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "DIAMOND LIGHT SOURCE LIMITED"
published: "2025-09-30"
---

# 9002503 - Supply of Group E2 Girder Vacuum Vessel Secondary Photon and Beam Port Absorber Assemblies

Buyer: DIAMOND LIGHT SOURCE LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-055bc6

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-055bc6)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-055bc6.json)

## Summary

Diamond Light Source Limited, a prominent public authority in the United Kingdom, conducted an open procedure tender for the supply of Group E2 Girder Vacuum Vessel Secondary Photon and Beam Port Absorber Assemblies, integral to their Diamond-II upgrade project. The procurement falls under the industry category of pressure vessels, with strategic manufacturing needs including design, trials, production, and testing. The contract was awarded to Revol TT Consulting, s.r.o., a Slovakian SME, on 26th September 2025. Located on the Harwell Science and Innovation Campus in Oxfordshire, Diamond Light Source is investing in significant advancements for their atomic and molecular research capabilities, with the contract running until 14th December 2026. The procurement process was completed under legal basis 2023/54 with the full contract value amounting to £456,940.80.

This contract offers substantial business growth opportunities within the science and engineering sectors, particularly for companies specialising in pressure vessel manufacturing and related engineering services. Businesses equipped with capabilities in advanced manufacturing techniques, welding, brazing, and testing would be well-positioned to compete in future opportunities. SMEs with experience serving high-tech facilities and those prepared to contribute to transformative projects in scientific research could leverage such contracts to enter or expand within the UK market. The project underscores the importance of technical quality and pricing, with a clear focus on suppliers capable of reducing the complexity of high-specification manufacturing jobs.

## Notice

Located on the Harwell Science and Innovation Campus in Oxfordshire, Diamond Light Source (DLS) is a leading-edge facility for science, engineering and innovation. Diamond allows researchers from academia and industry to investigate the structure and behaviour of the world around us at the atomic and molecular level. To continue delivering the world-changing science that Diamond enables, the facility is being upgraded to Diamond-II, a co-ordinated programme of development that combines a major machine upgrade with new instruments and complementary improvements to optics,detectors, sample environment and delivery capabilities, and computing, as well as integrated and correlative methods. This will be transformative in speed and spatial resolution and will offer users streamlined access to enhanced instruments for life and physical sciences. The scope of the contract is to manufacture a number of Production Secondary Photon and Beam Port Absorber assemblies as defined in the specification, which will be required for the assembly of the Diamond-II Storage Ring. This will require several development activities, such as design, trials, manufacture, welding, brazing, inspection, testing and delivery to Diamond Light Source. Installation at DLS is not included. The total number of assemblies required are as follows: (including the First Articles): * 6 off - LM Photon Leg Absorber Assy. * 20 off - SM Photon Leg Absorber Assy. * 12 off - BPA Assembly

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/060789-2025 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 30 Sep 2025 |
| Submission deadline | 11 Aug 2025 |
| Future notice date | Not specified |
| Award date | 9 Sep 2025 |
| Contract period | 25 Sep 2025 - 14 Dec 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £500,000 |
| Lots value | £500,000 |
| Awards value | £380,784 |
| Contracts value | £380,784 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DIAMOND LIGHT SOURCE LIMITED |
| Locality | DIDCOT |
| Post town | Oxford |
| Postcode | OX11 0DE |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | Vale of White Horse |
| Electoral ward | Blewbury & Harwell |
| Westminster constituency | Didcot and Wantage |
| Delivery location | TLJ14 Oxfordshire CC |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | REVOL TT CONSULTING |

## CPV Codes

### Divisions

- 44 - Construction structures and materials; auxiliary products to construction (except electric apparatus)

### Codes

- 44615000 - Pressure vessels

## Release History

- 30 Sep 2025 at 10:15 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/060789-2025
- 10 Sep 2025 at 10:37 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/055308-2025
- 9 Jul 2025 at 10:06 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/038497-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/060789-2025
  30th September 2025 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/055308-2025
  10th September 2025 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/038497-2025
  9th July 2025 - Tender notice on Find a Tender
- https://www.diamondtenders@diamond/ac.uk/Home.aspx
  Visit our web page: https://www.diamondtenders@diamond.ac.uk/Home.aspx Here Suppliers are required to complete a one-off simple registration form. You are then able to login to register an interest against the tender and download the Tender Documents.

## Notice URLs

- https://www.diamondtenders@diamond.ac.uk
- https://www.diamondtenders@diamond.ac.uk/Home.aspx
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## 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-055bc6. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-055bc6.json.