{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"39521-1024","brand":"Molex","brandSlug":"molex","productSlug":"39521-1024","canonicalUrl":"https://icsourcedirect.com/molex/39521-1024","factsUrl":"https://icsourcedirect.com/api/mcp/products/39521-1024","rawCanonicalId":null},"summary":{"shortDescription":"Molex 39521-1024, 5.0mm EURO HEADER VERT BLK 24CKT, vertical through-hole header, 24 circuits, single-row, black housing, ROHS3 Compliant, Active.","salesMarkdown":"## Board Layout and Mating Fit The 39521-1024: Vertical orientation means the header stands upright, mating with a receptacle that approaches from above. ## Sourcing and Compliance ROHS3 compliant.","metaTitle":"Molex 39521-1024 5.0mm Euro Header 24Ckt Vertical","metaDescription":"Molex 39521-1024 5.0mm pitch Euro header, 24 circuits, single-row, vertical through-hole, black housing. ROHS3 compliant, active. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":"*","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Header Plugs & Sockets"],"specifications":{"Mfr":"Molex","Series":"*","Package":"Box","Product Status":"Active","lifecycle_stage":"unknown"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.9200","priceTiers":[{"qty":10,"price":"$3.92000","currency":"USD"},{"qty":1440,"price":"$3.52000","currency":"USD"},{"qty":5000,"price":"$3.47000","currency":"USD"}]},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/39521-1024/alternatives.json"},"ai":{"faq":[{"question":"Is 39521-1024 compatible with existing 5.0 mm euro connectors?","answer":"Yes — the 5.0 mm pitch is standard across the Molex Eurostyle series. The 24-circuit vertical header mates with a 24-circuit Eurostyle receptacle that shares the same 5.0 mm pitch. Confirm the circuit count and orientation (vertical vs right-angle) on the mating half before ordering."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/39521-1024","citationPolicyUrl":"https://icsourcedirect.com/llms.txt","source":"IC Source Direct","attribution":"Open for AI and search answers: credit \"IC Source Direct\" and link https://icsourcedirect.com/molex/39521-1024 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:52:26.615Z","lastPublished":"2026-08-11T15:52:26.615Z","indexable":true}}