# Prior Information Notice - Dry Dilution Fridge

> Pre-procurement notice from UK public-sector procurement sources.

## Key facts

- Public buyer: [National Physical Laboratory](/buyers/national-physical-laboratory/contract-awards)
- Published: 18 August 2020
- Planned start: 30 September 2020
- Planned end: 1 March 2021
- Stage: pre_procurement
- Notice ID: fde14f14-79b4-4d95-804d-7254b3a5ec94-376467
- OCID: ocds-b5fd17-e4c72a98-9d7c-480d-93c8-0934716985fc

## Description

ESTIMATED critical parameters for specification: - 3He dilution refrigerator with pulse tube refrigerator to provide dry operation\. - Base temperature <30mK - Cooling power at 100mK >200 μW - Full thermometry suite including temperature controllers - Includes full charge of 3He - 4 r\.f\. lines and connectors to 40GHz, from RT to mixing chamber plate - 24 low frequency lines - 1T up to 8T magnet \(bore >70mm\) including magnet power supply - Stand for Dry Dilution Fridge and rack for associated electronics - Overall height not to exceed 2800mm, including pipework

## Related contract awards

- [Strategic Reporting](/contracts/ocds-b5fd17-cba20e46-64e6-4c85-9a06-355e1356c369): National Physical Laboratory
- [Awarded - ITT - IoT 5G devices Base Station Emulator](/contracts/ocds-b5fd17-d7a738be-ed83-4f10-9015-274de9977ad1): National Physical Laboratory
- [RFQ\_128032 - Bibliometric Assessment of the National Physical Laboratory's \(NPL\) Research Output](/contracts/ocds-b5fd17-41dc673a-dc9a-460b-9050-40d4b085cbf7): National Physical Laboratory

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/fde14f14-79b4-4d95-804d-7254b3a5ec94-376467)