Closed tender

STEP MAST-U EBW II Upgrade

Details

Buyer: UK FUSION ENERGY LTD
Value: £7,800,000
Topic: Microwave tubes and equipment
Published: 3 February 2026
Submission: 25 March 2026
Source: uk:find_a_tender

Tender description

UKIFS is seeking to procure a suitable supplier to deliver the services contract for the Two Gyrotrons for the MAST -U EBW II upgrade. In order to validate some of the microwave technologies, including Electron Bernstein Waves (EBW), experiments are being carried out on UKAEA's MAST Upgrade Spherical Tokamak in Culham, Oxfordshire.

Timeline

Completed: Tender published3 February 2026
Current notice
Completed: Submission date25 March 2026

About the buyer

UK Fusion Energy Ltd delivers the STEP Fusion programme and is a wholly owned subsidiary of the UKAEA Group. The company is sponsored by DESNZ. An integrated team of industrial partners leads plant design and delivery. UKAEA is the fusion partner, ILIOS the construction partner and Tokamak Energy the first system partner. The UKFE Embedded Engineering Resources Framework is among its live opportunities. Further system partner roles cover the fuel cycle, breeder blanket and plant controls.

Over the past 5 years, most of UK Fusion Energy Ltd's contract awards have been in architectural and engineering services, research and development and IT services.

Decision makers

Connect with the people behind this procurement.

Job title	Phone number	Work email
Head of Procurement	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov
Commercial Director	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov
Procurement Manager	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov
Category Lead	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov
Senior Buyer	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov
Contracts Manager	+44 •••• ••••••	••••••••@uk-fusion-energy-ltd.gov