---
title: "Supply of Membrane Hydrophones, Calibration Services, and Associated Equipment for Acoustic Measurement"
ocid: "ocds-h6vhtk-05f42b"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05f42b"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05f42b.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05f42b.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NPL MANAGEMENT LIMITED"
published: "2025-12-11"
---

# Supply of Membrane Hydrophones, Calibration Services, and Associated Equipment for Acoustic Measurement

Buyer: NPL MANAGEMENT LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-05f42b

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## Summary

NPL Management Limited, a public undertaking based in Teddington, United Kingdom, has completed a procurement process for the "Supply of Membrane Hydrophones, Calibration Services, and Associated Equipment for Acoustic Measurement." This tender falls under the category of laboratory, optical and precision equipments and repair and maintenance services, and involves the supply of specialized acoustic measurement equipment and calibration services. The process transitioned into the award stage, with key dates including the contract signing on 11th November 2025, and its completion by 31st December 2025. The procurement method was categorised as "Below threshold - unknown," indicating a potentially simplified procurement process.

This tender presents opportunities for businesses involved in precision equipment manufacturing, particularly those specialising in acoustic measurement solutions, as it involves the supply of membrane hydrophones and associated calibration services. Precision Acoustics Ltd, a large-scale supplier based in Dorchester, successfully secured the contract, suggesting potential for similar organisations with capabilities in the provision of high precision measurement tools and services. Engaging in such procurement avenues can aid businesses in expanding their reach within public sector contracts, thereby fostering growth and development within their operational landscape.

## Notice

The contract covers the supply of specialized acoustic measurement equipment and calibration services, including: Goods: UT1604 Membrane Hydrophones (3 units, 16 micron, 0.4 mm diameter) Hydrophone Preamplifiers (3 units, with 2 m cable) Budget Hydrophone Mount (1 unit) DC Coupler with Power Supply (1 unit) Signal Amplifier for UC/UT Membrane Hydrophones (1 unit) Services: In-house calibration (1-30 MHz in 1 MHz increments), accredited to ISO/IEC 17025 by UKAS, following Clause 12 of 62127-2:2007+A2:2017 for Type II measurements. Calibration included for hydrophones and amplifier.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/082149-2025 |
| Notice type | UK7 - Contract Details 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 | 11 Dec 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 11 Nov 2025 |
| Contract period | 11 Nov 2025 - 31 Dec 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £40,028 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NPL MANAGEMENT LIMITED |
| Locality | TEDDINGTON |
| Post town | Twickenham |
| Postcode | TW11 0LW |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI7 Outer London - West and North West |
| ITL 3 | TLI75 Hounslow and Richmond upon Thames |
| Local authority | Richmond upon Thames |
| Electoral ward | Teddington |
| Westminster constituency | Twickenham |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | PRECISION ACOUSTICS |

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)
- 50 - Repair and maintenance services

### Codes

- 38000000 - Laboratory, optical and precision equipments (excl. glasses)
- 50000000 - Repair and maintenance services

## Release History

- 11 Dec 2025 at 15:46 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/082149-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/082149-2025
  11th December 2025 - Contract details notice on Find a Tender

## Notice URLs

- http://www.npl.co.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-05f42b. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05f42b.json.