CPV category
31221000: Electrical relays
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- 39
- Contracts since 2023
- 9
- Buyers
- 0
- Ending in 18 months
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What 31221000 covers
CPV code 31221000 is "Electrical relays", 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 39 UK public contracts since 2023, awarded by 9 buyers, most often Procurement For Housing and Sheffield City Council. The typical contract was worth about £1.4m.
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 31221000
- Contracts
- 39
- Buyers
- 9
- Typical value
- £1.4m
- Ending in 18 months
- 0
By year of award: 2023 26 · 2024 7 · 2025 3 · 2026 3. Figures as of 6 November 2026. Typical value is the median of single-supplier contracts with a published value (11).
Buyers using this code most
Suppliers winning most often
- National Merchant Buying Society Limited13
- Stark Building Materials UK - t/a Jewson Partnership Solutions11
- HUWS Gray Ltd9
- Wolseley UK Limited9
- Travis Perkins Trading Company Limited9
- City Plumbing Supplies Holdings Limited3
- Rexel UK LTd3
- Brook Green Supply Limited3
Recent contracts under 31221000
| Contract | Buyer | Value | Awarded |
|---|---|---|---|
| Class 318 & 320 STPI Relays | ScotRail Trains Limited | Jun 20265 months ago | |
| Class 318 & 320 STPI Relays | ScotRail Trains Limited | May 20266 months ago | |
| 132/33kV Standalone Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Sept 20251 year 2 months ago | |
| 132/33kV Standalone Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Sept 20251 year 2 months ago | |
| 132/33kV Standalone Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Sept 20251 year 2 months ago | |
| 33/11Kv Transformer Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Sept 20242 years 1 month ago | |
| 33/11Kv Transformer Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Sept 20242 years 1 month ago | |
| 33/11Kv Transformer Protection Panels | UK POWER NETWORKS (OPERATIONS) LIMITED | Aug 20242 years 3 months ago |
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Where it sits
Codes above 31221000
- 31000000Electrical machinery, apparatus, equipment and consumables; lighting
- 31200000Electricity distribution and control apparatus
- 31220000Electrical circuit components
- 31221000Electrical relays
See the whole market in electrical equipment and lighting contracts, with buyers, suppliers and contracts ending soon.
Questions
About CPV code 31221000
What is CPV code 31221000?
CPV code 31221000 is "Electrical relays", 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 39 UK public contracts since 2023, awarded by 9 buyers, most often Procurement For Housing and Sheffield City Council. The typical contract was worth about £1.4m.
Which codes sit above and below 31221000?
31221000 sits under 31000000 (Electrical machinery, apparatus, equipment and consumables; lighting), then 31200000 (Electricity distribution and control apparatus), then 31220000 (Electrical circuit components). It has 7 more specific codes beneath it, the most used being 31221100 (Power relays).
Who wins contracts under CPV code 31221000?
The suppliers named most often on UK public contracts under 31221000 since 2023 are National Merchant Buying Society Limited (13), Stark Building Materials UK - t/a Jewson Partnership Solutions (11), HUWS Gray Ltd (9). 31 different suppliers have won work under this code.
How do I get alerts for tenders using CPV code 31221000?
Add 31221000 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 31221000 also catches notices classified under its more specific codes.
How to cite this data
Tender Radar (2026) CPV code 31221000: Electrical relays [Dataset]. Professor AI. Available at: https://tender-radar.co.uk/cpv-codes/31221000-electrical-relays (Accessed: 6 November 2026).
Relative dates (such as “in 6 days”) count from 6 November 2026, when this page was built.
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