---
title: "Radiation Testing of Proximity Sensors"
ocid: "ocds-h6vhtk-0684bf"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0684bf"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0684bf.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0684bf.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "SELLAFIELD LIMITED"
published: "2026-04-17"
---

# Radiation Testing of Proximity Sensors

Buyer: SELLAFIELD LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-0684bf

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[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-0684bf.json)

## Summary

Sellafield Limited has completed the procurement process for radiation testing of proximity sensors, a critical project in the radiation protection services industry. The contract aimed at assessing proximity switches under varying levels of radiation exposure, up to 300kGy and 100kGy, with results compiled into a detailed report. This procurement process is classified under services and pertains to the UK region, with its operations primarily located at Sellafield Limited's Warrington premises. Initiated as a direct, below-threshold procurement without competition, the contract was awarded on 25th February 2026, and runs through to the end of the year.

This tender represents a significant opportunity for businesses specialising in radiation protection and testing. Particularly, companies equipped to handle and manage proximity sensors, along with the capability to conduct comprehensive radiation tests, would find this contract highly beneficial for their growth. Large-scale enterprises like Core Nuclear Solutions Limited, which has already been contracted, stand well-suited to leverage such opportunities. The contract is valued at £96,914.42, with the potential for other similar projects in the future, providing ample scope for ongoing business development and expansion in the sector.

## Notice

Radiation testing of Proximity Sensors. Work to include: - the management and procurement of the identified proximity switches - Arrangement of radiation testing of 3 x different proximity switch types, including base tests, upto 300KGy and upto 100kGy - Output to be presented in a report

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/034959-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 17 Apr 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 25 Feb 2026 |
| Contract period | 25 Feb 2026 - 31 Dec 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £80,762 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SELLAFIELD LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6GR |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Birchwood |
| Westminster constituency | Warrington North |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | CORE NUCLEAR SOLUTIONS |

## CPV Codes

### Divisions

- 90 - Sewage, refuse, cleaning and environmental services

### Codes

- 90721600 - Radiation protection services

## Release History

- 17 Apr 2026 at 08:11 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/034959-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/034959-2026
  17th April 2026 - Contract details notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/sellafield-ltd
- 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-0684bf. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0684bf.json.