31712351 - Photo sensitive transistors

CPV code 31712351 in the EU Common Procurement Vocabulary refers to Photo sensitive transistors. It sits at level 6 of the CPV hierarchy as a subcategory within the 31 division. This code is nested directly under 31712300, narrowing the broader category into the specific area of photo sensitive transistors. As a leaf code, 31712351 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns photo sensitive transistors. Contracting authorities across the EU use 31712351 in TED notices and national procurement portals to signal that a tender relates to photo sensitive transistors.