30237121 - Serial infrared ports

CPV code 30237121 in the EU Common Procurement Vocabulary refers to Serial infrared ports. It sits at level 6 of the CPV hierarchy as a subcategory within the 30 division. This code is nested directly under 30237100, narrowing the broader category into the specific area of serial infrared ports. As a leaf code, 30237121 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 serial infrared ports. Contracting authorities across the EU use 30237121 in TED notices and national procurement portals to signal that a tender relates to serial infrared ports.