Award

Lead Lithium Eutectic Alloy Mini Experimental Loop

  • UK Atomic Energy Authority

UK5: Transparency notice - Procurement Act 2023 - view information about notice types

Notice identifier: 2026/S 000-010424

Procurement identifier (OCID): ocds-h6vhtk-0648c9

Published 5 February 2026, 12:10pm



Scope

Description

Electromagnetic Pump PMP400-270 PbLi - 550ºC T.max.

Flowmeter & Throttle Valve 600ºC T.max - including dummy spool piece for use

during build of loop and acceptance tests, prior to delivery of flowmeter (predicted

early March 2026). Customised calibration included.

By-pass loop including 2nd Flowmeter.

We shall design using recommended maximum system failure rates per Lee

Cadwallader, Idaho National Laboratory - Reliability and Maintainability Data for

Lead Lithium Cooling Systems.


Contract 1. Lead Lithium Eutectic Alloy Mini Experimental Loop

Supplier

Contract value

  • £291,160 excluding VAT
  • £349,392 including VAT

Above the relevant threshold

Earliest date the contract will be signed

5 February 2026

Contract dates (estimated)

  • 5 February 2026 to 31 March 2026
  • 1 month, 24 days

Main procurement category

Services

CPV classifications

  • 42152000 - Parts of nuclear reactors
  • 73210000 - Research consultancy services

Contract locations

  • UK - United Kingdom

Other information

Conflicts assessment prepared/revised

Yes


Procedure

Procedure type

Direct award

Direct award justification

  • Single supplier - technical reasons
  • Extreme and unavoidable urgency

the manufacture and testing of prototypes


Supplier

TSM Engineering

  • Public Procurement Organisation Number: 08011752
  • Companies House: 08011752

163 Brook Drive

Abingdon

OX14 4SD

United Kingdom

Region: UKJ14 - Oxfordshire

Small or medium-sized enterprise (SME): No

Voluntary, community or social enterprise (VCSE): No

Contract 1. Lead Lithium Eutectic Alloy Mini Experimental Loop


Contracting authority

UK Atomic Energy Authority

  • Public Procurement Organisation Number: PLJV-1169-JTDD

Culham Science Centre, UK Atomic Energy Authority

Oxfordshire

OX14 3DB

United Kingdom

Region: UKJ14 - Oxfordshire

Organisation type: Public authority - central government