Source: https://tendernation.io/opportunities/01a13bd5-5563-73a5-865b-aff7e14b378b/25-mm-vacuum-insulated-control-valve closed GB open procedure # 25 mm Vacuum Insulated Control Valve [Health and Safety Executive](https://tendernation.io/buyers/health-and-safety-executive) Estimated value £23,000 Published 11 Feb 2026 Deadline Closed 6 Mar 2026 ## Who can bid - Below-threshold contract Buyers cannot shortlist bidders on suitability before tenders are in, so everyone gets to submit a bid (except some larger works contracts). [Procurement Act 2023, section 85](https://www.legislation.gov.uk/ukpga/2023/54/section/85) - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender HSE require a 25 mm control valve for an experimental programme. The valve must be suitable for liquid hydrogen service (down to 20 K) and have continuous analogue control between 0 - 100% open. The valve should be controlled electrically and be rated for ATEX Zone 1. Ex ia/ib electronics are not preferred- Ex d, e, m etc. are the preferred protection concepts. The valve should be vacuum insulated and use bayonet connections (male inlet, female outlet AS Scientific bayonets). Process conditions: Liquid hydrogen, 20-50K, 0-12 barg. The valve should have a maximum allowable working pressure of at least 22 barg. The equipment is required for use at the HSE Buxton (SK17 9JN) test site. The equipment is required to be delivered before September 2026. ## CPV classification Industrial process control equipment Pipeline, piping, pipes, casing, tubing and related items Source Find a Tender (UK) · Notice ocds-h6vhtk-064dfb-2026-02-11T14:18:18Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-064dfb-2026-02-11T14:18:18Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Health and Safety Executive: past awards and live tenders](https://tendernation.io/buyers/health-and-safety-executive) [Sector More Laboratory & precision equipment tenders](https://tendernation.io/sectors/laboratory-precision-equipment) ## More tenders like this [Laboratory, optical and precision equipments (excl. glasses) – Vodíkový polygon CEETe H2 / CEETe H2 Hydrogen Polygon · Vysoká škola báňská - Technická univerzita Ostrava · 18 days left · 6 Nov 2026](https://tendernation.io/opportunities/01a15183-14ee-7238-941c-57e426068058/czechia-laboratory-optical-and-precision-equipments-excl-glasses-vodikov) [Laboratory, optical and precision equipments (excl. glasses) – Supply, Delivery, Installation, Testing, Commissioning and Training for 3 Automatic Asphalt Extraction Devices, including all necessary accessories required for complete and fully operational systems · Public Works Department · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a15183-1c2c-7367-bb86-fdb6f5219ed7/cyprus-laboratory-optical-and-precision-equipments-excl-glasses-supply) [Parking meters – Parkautomaten · Landeshauptstadt Stuttgart, Haupt- und Personalamt, Abt. Allgemeiner Service, Zentraler Einkauf · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a15183-1396-70d0-82b5-dd09b1916cf7/germany-parking-meters-parkautomaten) [Laboratory, optical and precision equipments (excl. glasses) – Dostawa systemu obrazowania fluorescencyjnego na rzecz Instytutu Agrofizyki im. Bohdana Dobrzańskiego PAN w Lublinie · Instytut Agrofizyki IM.BOHDANA Dobrzańskiego Polskiej Akademii Nauk · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a15183-ceff-70be-b876-1f526e8d1cf5/poland-laboratory-optical-and-precision-equipments-excl-glasses-dostawa) [Laboratory, optical and precision equipments (excl. glasses) – Sprzedaż wraz z dostarczeniem sondy wieloparametrowej z elektrodami oraz pompy próżniowej · Uniwersytet Rzeszowski · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a15183-1441-70f4-a723-f4e57a503570/poland-laboratory-optical-and-precision-equipments-excl-glasses-sprzedaz) [Laboratory, optical and precision equipments (excl. glasses) – X-ray CT system for the analysis of rock and soil samples · ETH Zürich - Abt. Procurement & Export Services · 37 days left · 25 Nov 2026](https://tendernation.io/opportunities/01a15183-1c5a-739b-bb20-024917276057/switzerland-laboratory-optical-and-precision-equipments-excl-glasses-x-r)