31433000 - Nickel-iron accumulators

CPV code 31433000 in the EU Common Procurement Vocabulary refers to Nickel-iron accumulators. It sits at level 4 of the CPV hierarchy as a category within the 31 division. This code is nested directly under 31430000, narrowing the broader category into the specific area of nickel-iron accumulators. As a leaf code, 31433000 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 nickel-iron accumulators. Contracting authorities across the EU use 31433000 in TED notices and national procurement portals to signal that a tender relates to nickel-iron accumulators.