CPV subcategory

31712356: Unijunction transistors

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What 31712356 covers

CPV code 31712356 is "Unijunction transistors", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. We have not seen it on a UK public contract award since 2023, so a broader code above it will usually find more tenders.

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.

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More specific

Codes beneath 31712356

None. 31712356 is as specific as the vocabulary goes for unijunction transistors.

Questions

About CPV code 31712356

What is CPV code 31712356?

CPV code 31712356 is "Unijunction transistors", a subcategory in the Common Procurement Vocabulary used to classify UK public sector contracts. We have not seen it on a UK public contract award since 2023, so a broader code above it will usually find more tenders.

Which codes sit above and below 31712356?

31712356 sits under 31000000 (Electrical machinery, apparatus, equipment and consumables; lighting), then 31700000 (Electronic, electromechanical and electrotechnical supplies), then 31710000 (Electronic equipment), then 31712000 (Microelectronic machinery and apparatus and microsystems), then 31712300 (Printed circuits), then 31712350 (Transistors). It has no more specific codes beneath it.

How do I get alerts for tenders using CPV code 31712356?

Add 31712356 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 31712356 also catches notices classified under its more specific codes.

How to cite this data

Tender Radar (2026) CPV code 31712356: Unijunction transistors [Dataset]. Professor AI. Available at: https://tender-radar.co.uk/cpv-codes/31712356-unijunction-transistors (Accessed: 8 November 2026).

The figures change as notices are published, so the citation carries the date you read them.

Relative dates (such as “in 6 days”) count from 8 November 2026, when this page was built.

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