---
title: "Electrical Conversion & Support (ECS) - UK1"
ocid: "ocds-h6vhtk-06a0fd"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06a0fd"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a0fd.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a0fd.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "SUBMARINE DELIVERY AGENCY"
published: "2026-05-22"
---

# Electrical Conversion & Support (ECS) - UK1

Buyer: SUBMARINE DELIVERY AGENCY  
Current stage: Planning  
OCID: ocds-h6vhtk-06a0fd

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## Summary

The Submarine Delivery Agency (SDA), a central government public authority, has initiated the planning stage for a procurement process titled "Electrical Conversion & Support (ECS) - UK1." This contract involves the supply and support of electrical conversion equipment for UK submarines and surface ships. The procurement is located in the United Kingdom, specifically around the agency's base in Bristol. This planned procurement notice was published on 22 May 2026, and further details are expected to be issued through official future notices by 8 December 2026. The procurement is classified under the industry category for submarines, with a main focus on goods.

This tender presents substantial opportunities for businesses in the marine and defence sectors, particularly those specialized in electrical and maritime equipment. The potential contract value amounts to £20 million, offering significant growth prospects for suppliers capable of delivering high-quality, technical solutions. Businesses that have experience in large-scale government contracts, particularly those with expertise in electrical systems and maritime defence technologies, will find this tender highly conducive for expansion. As the process advances beyond the planning stage, companies should keep abreast of emerging communications from the SDA to align their proposals effectively with the procurement requirements.

## Notice

The Submarine Delivery Agency (SDA) has a requirement for the Supply and Support of Electrical Conversion & Support (ECS) Equipment for UK Submarines and Surface Ships. The information in this UK1 Pipeline Notice is purely for information, and no further details are available at this stage. Further details will be provided in future notices. Interested parties are to note: * Suppliers are requested not to contact any representatives of the Authority regarding this potential requirement until further formal communication is issued via official notices. * This Pipeline Notice is intended solely to alert the market to a potential future requirement. It does not constitute a formal request for Expressions of Interest (EOI) nor a commitment to undertake a procurement exercise. * The publication date of the UK 4 Tender Notice, Contract Value, Contract start date and Contract end date are provisional and still subject to change.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/047791-2026 |
| Notice type | UK1 - Pipeline Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 22 May 2026 |
| Submission deadline | Not specified |
| Future notice date | 8 Dec 2026 |
| Award date | Not specified |
| Contract period | 19 Sep 2027 - 19 Sep 2034 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £16,666,666 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SUBMARINE DELIVERY AGENCY |
| Locality | BRISTOL |
| Post town | Bristol |
| Postcode | BS34 8JH |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK5 West of England |
| ITL 3 | TLK52 Bath & North East Somerset and South Gloucestershire |
| Local authority | South Gloucestershire |
| Electoral ward | Stoke Park & Cheswick |
| Westminster constituency | Filton and Bradley Stoke |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 35 - Security, fire-fighting, police and defence equipment

### Codes

- 35512000 - Submarines

## Release History

- 22 May 2026 at 11:25 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/047791-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/047791-2026
  22nd May 2026 - Pipeline notice on Find a Tender

## Notice URLs

- https://www.gov.uk/government/organisations/submarine-delivery-agency
- 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-06a0fd. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06a0fd.json.