---
title: "Provision of DeepWater Buoyancy ADCP buoyancy spheres"
ocid: "ocds-h6vhtk-0658aa"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0658aa"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0658aa.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0658aa.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NATIONAL OCEANOGRAPHY CENTRE"
published: "2026-02-27"
---

# Provision of DeepWater Buoyancy ADCP buoyancy spheres

Buyer: NATIONAL OCEANOGRAPHY CENTRE  
Current stage: Award  
OCID: ocds-h6vhtk-0658aa

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## Summary

The National Oceanography Centre, located in Southampton, United Kingdom, has commissioned a tender titled "Provision of DeepWater Buoyancy ADCP buoyancy spheres" within the oceanographic instruments industry. The procurement process has advanced to the contract amendment stage as of 27th February 2026, while the original contract was awarded on 9th February 2026 and signed by the supplier, Saderet Limited, based in the Isle of Man. The focus of this tender is on the provision of syntactic-foam flotation units tailored for the Centre's scientific mooring operations, ensuring compatibility with existing systems. The contract period is established from 9th February 2026 to 8th February 2027, with key legislative alignment on legal compliance detailed under UKPGA 2023/54.

This tender offers substantial opportunities for businesses specialising in marine instrumentation and survey equipment, especially those experienced in oceanographic systems. It presents a lucrative chance for suppliers who can meet technical specifications for integration with Acoustic Doppler Current Profilers and other related oceanographic instruments. Companies that are capable of providing customised solutions for scientific mooring systems, ensuring compatibility and seamless operation with existing infrastructure, are particularly well-suited for this contract. Such involvement not only supports growth through prestigious collaboration with a renowned scientific authority but may also enhance long-term prospects via consistent maintenance and lifecycle support offerings.

## Notice

This contract was for the provision of DeepWater Buoyancy ADCP buoyancy spheres required for the National Oceanography Centre's scientific mooring operations. The scope covered the supply of syntactic-foam flotation units compatible with the organisation's existing mooring systems, hardware interfaces, and operational handling practices. The flotation units supplied under this contract support the deployment and operation of Acoustic Doppler Current Profilers (ADCPs) and associated oceanographic instrumentation. The purchase ensured full technical compatibility with NOC's established fleet of DeepWater Buoyancy assets, enabling safe integration, reliable performance, and continuity of long-term maintenance and lifecycle support.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/017637-2026 |
| Notice type | UK10 - Contract Change Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Not Specified |
| Procurement method details | Below threshold - unknown |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 27 Feb 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 9 Feb 2026 |
| Contract period | 9 Feb 2026 - 8 Feb 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £69,109 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL OCEANOGRAPHY CENTRE |
| Locality | SOUTHAMPTON |
| Post town | Southampton |
| Postcode | SO14 3ZH |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ3 Hampshire and Isle of Wight |
| ITL 3 | TLJ32 Southampton |
| Local authority | Southampton |
| Electoral ward | Bargate |
| Westminster constituency | Southampton Itchen |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | SADERET |

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)

### Codes

- 38290000 - Surveying, hydrographic, oceanographic and hydrological instruments and appliances

## Release History

- 27 Feb 2026 at 08:19 - ContractAmendment - UK10 - Contract Change Notice - https://www.find-tender.service.gov.uk/Notice/017637-2026
- 19 Feb 2026 at 17:05 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/015453-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/017637-2026
  27th February 2026 - Contract change notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/015453-2026
  19th February 2026 - Contract details notice on Find a Tender

## Notice URLs

- https://noc.ac.uk/
- 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-0658aa. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0658aa.json.