Public Contracts Scotland

Purchase of Closed-Cycle Helium Cryogenic System

Heriot-Watt University

Awarded
supplies
Scotland

This tender has closed

The submission deadline for this contract has passed. There may be more active supplies tenders from Heriot-Watt University, and hundreds more across the UK public sector.

Key details

Contracting authority
Region
Edinburgh, City of
Contract value
£220,000ex VAT
Submissions closed
23 February 2026
Published
23 January 2026

Procurement

Submission method
Electronic Submission
Procedure type
Open procedure
CPV classifications
  • 38000000 Laboratory, optical and precision equipments (excl. glasses)
  • 31000000 Electrical machinery, apparatus, equipment and consumables; lighting

What happened

Heriot-Watt University awarded this contract to attocube systems AG worth £165,174 on 27 Apr 2026.

Description

The University is seeking a contractor to supply, deliver and install a closed-cycle helium

cryogenic system for quantum-optics experiments,

Full description

The University is seeking a contractor to supply, deliver and install a closed-cycle helium cryogenic system for quantum-optics experiments capable of cooling small semiconductor chips to a temperature of 4K, which are mounted with on-chip optical and electrical connections.

The chips should be optically addressable using a low working distance

objective.

The system will be used for a range of experiments in quantum optics and

quantum technologies, with particular focus on characterising devices in silicon carbide where solid-state defect spins are coupled to optomechanical microcavities.

The system will be situated in an optics lab at the University’s Edinburgh campus

Additional information

Economic operators may be excluded from this competition if they are in any of the situations referred to in regulation 58 of the Public Contracts (Scotland) Regulations 2015.

Tenderers will be asked to submit the following forms. These forms are for information only and will not be scored.

Form of Tender

Bona Fide Tender

Freedom of Information

Supply Chain Code of Conduct

The Successful Tenderer must confirm that they comply with the requirements of the Modern Slavery Act 2015.

The Successful Tenderer will be required to provide two years audited accounts, or equivalent prior to awarded to the Contract, or confirm in their tender submission the publicly accessible, free, online location of accounts if available in such a format.

There must be no qualification or contra-indication from any evidence provided in support of the Contractor’s economic and financial standing.

Where the capability & capacity of a subcontractor, members of a consortia or any other body will be relied on, separate SPD(s) are required from each of those other parties relied on.

Where subcontractors are to be used but their capability & capacity are not relied on, the University may choose to request separate SPD(s).

The buyer is using PCS-Tender to conduct this ITT exercise. The Project code is 31036. The ITT code is itt_62580.

The buyer is using PCS-Tender to conduct this ITT exercise. The Project code is 31036. For more information see: http://www.publiccontractsscotland.gov.uk/info/InfoCentre.aspx?ID=2343

Awarded supplier

Supplier
attocube systems AG
Award value
£165,174
Award date
27 April 2026

Contact

Address
Moyen House, Research Park North, Heriot-Watt University, Riccarton, Edinburgh, EH14 4AP
Contact name
Richard Kinghorn

Bid documents

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Identifiers

Buyer reference
HWU-UK-2526-237-00
Notice ID
rls-28-JAN547880
OCID
ocds-r6ebe6-0000821492

Explore related tenders

External ID: pcs-ocds-r6ebe6-0000821492 • Added 1 May 2026