31174000 - Power supply transformers

CPV code 31174000 in the EU Common Procurement Vocabulary refers to Power supply transformers. It sits at level 4 of the CPV hierarchy as a category within the 31 division. This code is nested directly under 31170000, narrowing the broader category into the specific area of power supply transformers. As a leaf code, 31174000 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 power supply transformers. Contracting authorities across the EU use 31174000 in TED notices and national procurement portals to signal that a tender relates to power supply transformers.