CPV category
31643000: Particle accelerators
3 UK public contracts under 31643000 end in the next 18 months. Get the new tenders filed under it every weekday morning.
- 20
- Contracts since 2023
- 3
- Buyers
- 3
- Ending in 18 months
Hatched quarters fall only partly inside the next 18 months. Busiest whole quarter: Q1 2027.
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3 contracts under 31643000 ending in the next 18 months
The 3 ending soonest, with the supplier that holds each now. End dates come from the original award notices, so each one is a re-tender with a date on it.
| Contract | Buyer | Held by | Ends |
|---|---|---|---|
| CSP26627 - Motion parts | UK Research and Innovation | HEPCO SLIDE SYSTEMS LIMITED | Nov 2026in 3 weeks |
| UKRI-4123 Magnetic Shields for PIP-II Cryomodules | UK Research & Innovation | Magnetic Shield Corporation | Mar 2027in 5 months |
| UKRI-4731 - Supply of Cryogenic Methane Moderator Systems | UK Research & Innovation (UKRI) | 2 suppliers (framework) | Nov 2027in 1 year |
What 31643000 covers
CPV code 31643000 is "Particle accelerators", a category in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 20 UK public contracts since 2023, awarded by 3 buyers, most often UK Research and Innovations and Diamond Light Source Ltd. The typical contract was worth about £162k.
One of the 9,454 official CPV codes. Not sure it is the right one? Describe your work and the finder suggests the codes that match.
UK public contracts since 2023
How buyers use 31643000
- Contracts
- 20
- Buyers
- 3
- Typical value
- £162k
- Ending in 18 months
- 3
By year of award: 2023 4 · 2024 8 · 2025 3 · 2026 5. Figures as of 6 November 2026. Typical value is the median of single-supplier contracts with a published value (18).
Buyers using this code most
Suppliers winning most often
- Fieldhouse Engineering Limited3
- Communications and Power Industries LLC2
- Prototech Engineering Limited2
- Cryogenic Limited1
- The University Of Sheffield1
- National Electrostatics Corp1
- High Voltage Engineering Europa B.V.1
- Hamamatsu Photonics UK Limited1
Recent contracts under 31643000
| Contract | Buyer | Value | Awarded |
|---|---|---|---|
| CSP26627 - Motion parts | UK Research and Innovation | £18k | Jun 20265 months ago |
| UKRI-6038 - Multi Layer Insulation Components for Cryomodule 3 | UK Research & Innovation (UKRI) | £44k | Apr 20267 months ago |
| UKRI-5793 - High-density RF wiring upgrade | UK Research & Innovation (UKRI) | £269k | Mar 20268 months ago |
| CSP26147 - Bellows-sealed Linear Translator & Flanges | UK Research and Innovation | £20k | Feb 20269 months ago |
| UKRI-5674 1.3 GHz double cell copper cavity with integrated coupler port for Nb3Sn thin film coating trials | UK Research & Innovation (UKRI) | £35k | Jan 20269 months ago |
| UKRI-4731 - Supply of Cryogenic Methane Moderator Systems | UK Research & Innovation (UKRI) | Framework | Nov 20251 year ago |
| UKRI-4731 - Supply of Cryogenic Methane Moderator Systems | UK Research & Innovation (UKRI) | Framework | Oct 20251 year ago |
| CSP25491 - 2x Fast XYZ Stage System for Sample Movement | UK Research and Innovation | £44k | Oct 20251 year 1 month ago |
Get the new tenders filed under 31643000Every weekday before 9am, 30 days free
Where it sits
Codes above 31643000
- 31000000Electrical machinery, apparatus, equipment and consumables; lighting
- 31600000Electrical equipment and apparatus
- 31640000Machines and apparatus with individual functions
- 31643000Particle accelerators
See the whole market in electrical equipment and lighting contracts, with buyers, suppliers and contracts ending soon.
Questions
About CPV code 31643000
What is CPV code 31643000?
CPV code 31643000 is "Particle accelerators", a category in the Common Procurement Vocabulary used to classify UK public sector contracts. It, or a more specific code beneath it, was used on 20 UK public contracts since 2023, awarded by 3 buyers, most often UK Research and Innovations and Diamond Light Source Ltd. The typical contract was worth about £162k.
Which codes sit above and below 31643000?
31643000 sits under 31000000 (Electrical machinery, apparatus, equipment and consumables; lighting), then 31600000 (Electrical equipment and apparatus), then 31640000 (Machines and apparatus with individual functions). It has 1 more specific code beneath it, the most used being 31643100 (Linear accelerators).
Who wins contracts under CPV code 31643000?
The suppliers named most often on UK public contracts under 31643000 since 2023 are Fieldhouse Engineering Limited (3), Communications and Power Industries LLC (2), Prototech Engineering Limited (2). 18 different suppliers have won work under this code.
How do I get alerts for tenders using CPV code 31643000?
Add 31643000 to a Tender Radar profile, with keywords that describe your work. Each weekday morning you get the new UK public sector notices that match, scored for fit. Because codes cover the codes beneath them, adding 31643000 also catches notices classified under its more specific codes.
How to cite this data
Tender Radar (2026) CPV code 31643000: Particle accelerators [Dataset]. Professor AI. Available at: https://tender-radar.co.uk/cpv-codes/31643000-particle-accelerators (Accessed: 7 November 2026).
Relative dates (such as “in 6 days”) count from 7 November 2026, when this page was built.
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