---
title: "J1 Heater Replacement PME - J1 U/V Heater Replacement Tender"
ocid: "ocds-h6vhtk-054593"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-054593"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-054593.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-054593.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "UK ATOMIC ENERGY AUTHORITY"
published: "2025-06-09"
---

# J1 Heater Replacement PME - J1 U/V Heater Replacement Tender

Buyer: UK ATOMIC ENERGY AUTHORITY  
Current stage: Tender  
OCID: ocds-h6vhtk-054593

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-054593)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-054593.json)

## Summary

The UK Atomic Energy Authority, based at the Culham Science Centre in Oxfordshire, is inviting tenders for the J1 Heater Replacement project within its Oxfordshire facility. Classified under the category of heating installation and maintenance, this procurement involves the replacement of heaters under the NEC4 ECC Short Contract. Interested parties should note that site visits are mandatory. The tender process is currently active, with the submission deadline set for 10 July 2025. The works are valued at approximately £200,000, and the contract is anticipated to commence in August 2025. Businesses should be aware that electronic submissions are permitted, and submission details are available online.

This tender presents substantial opportunities for companies specialising in heating installation, equipment supply, and maintenance. The open competition method, deemed below threshold, encourages participation from small and medium enterprises (SMEs) and voluntary, community, and social enterprises (VCSEs). Companies seeking growth can leverage this opportunity by demonstrating capability in providing tailored solutions and efficient service delivery, which are critical components outlined in the award criteria. The contract period is planned to last until December 2025, with potential extensions, offering further prospects for sustained business engagement and service provision.

## Notice

This procurement is for the replacement of heaters at the J1 facility at UKAEA site , delivered under the NEC4 ECC Short Contract. The scope includes removal of existing units, supply and installation of new heaters, electrical connection, testing, and commissioning. An activity-based pricing model will be used, with separate schedules for labour and equipment hire. Mandatory site visits will be required for all bidders. The contract value is approximately PS200,000 with a target start date of August 2025.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/031046-2025 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 9 Jun 2025 |
| Submission deadline | 10 Jul 2025 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 15 Aug 2025 - 15 Dec 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £200,000 |
| Lots value | £200,000 |
| 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 | UK ATOMIC ENERGY AUTHORITY |
| Locality | OXFORDSHIRE |
| Post town | Oxford |
| Postcode | OX14 3DB |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | South Oxfordshire |
| Electoral ward | Sandford & the Wittenhams |
| Westminster constituency | Didcot and Wantage |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 39 - Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products
- 45 - Construction work

### Codes

- 39715210 - Central-heating equipment
- 45232141 - Heating works
- 45259300 - Heating-plant repair and maintenance work
- 45331100 - Central-heating installation work

## Release History

- 9 Jun 2025 at 15:15 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/031046-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/031046-2025
  9th June 2025 - Tender notice on Find a Tender

## Notice URLs

- https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=94748&B=
- https://www.gov.uk/government/organisations/uk-atomic-energy-authority
- 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-054593. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-054593.json.