{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"71991-304HLF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"71991-304HLF","canonicalUrl":"https://icsourcedirect.com/amphenol/71991-304HLF","factsUrl":"https://icsourcedirect.com/api/mcp/products/71991-304HLF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) Dubox™ 71991-304HLF, 8-position dual-row female socket receptacle, 0.100\" (2.54mm) pitch, through-hole solder termination, 30.0µin gold mating finish, 11.04mm mated stack height, UL94 V-0 housing.","salesMarkdown":"## Board-to-Board Stacking Fit The 71991-304HLF: Gold at this thickness handles 500+ cycles before exposing the nickel underplate — a solid margin for test points, modular subassemblies, or field-replaceable cards. ## Position Count and Peer Comparison Other position variants in the series include 4-position (71991-302LF) and 16-position (71991-308LF), all sharing the same pitch, plating, and stack height — so the same header family can scale across a product line without requalifying the mating interface. ## Application Range and Housing In high-vibration environments, a secondary retention method (board-mount screws or potting) should be considered.","metaTitle":"71991-304HLF Dubox™ 8-Position Female Socket Header","metaDescription":"Amphenol ICC (FCI) Dubox™ 8-position receptacle, 0.100\" pitch, 30.0µin gold mating finish, 11.04mm stack height. Active production, RoHS. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":"Dubox™","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Female Socket Headers"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Board","Series":"Dubox™","Package":"Tube","Features":"-","Termination":"Solder","Applications":"Automotive, General Purpose, Industrial, Telecommunications","Contact Type":"Female Socket","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Receptacle, Bottom or Top Entry","Fastening Type":"Push-Pull","Number of Rows":"2","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Gray","Insulation Height":"0.275\\\" (6.99mm)","Ingress Protection":"-","Base Product Number":"71991","Insulation Material":"Thermoplastic, Glass Filled","Number of Positions":"8","Row Spacing - Mating":"0.100\\\" (2.54mm)","Contact Finish - Post":"Tin","Contact Length - Post":"0.118\\\" (3.00mm)","Current Rating (Amps)":"-","Operating Temperature":"-","Mated Stacking Heights":"11.04mm","Contact Finish - Mating":"Gold","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"30.0µin (0.76µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.7300","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$0.73000","currency":"USD"},{"qty":10,"price":"$0.63300","currency":"USD"},{"qty":100,"price":"$0.52200","currency":"USD"},{"qty":500,"price":"$0.45390","currency":"USD"},{"qty":1000,"price":"$0.37446","currency":"USD"},{"qty":5000,"price":"$0.32907","currency":"USD"},{"qty":10000,"price":"$0.30638","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/d12387c44afc462d5fb4943551712d4d.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the pitch of the 71991-304HLF?","answer":"The mating pitch is 0.100\" (2.54mm) on both rows, with a row-to-row spacing of 0.100\" (2.54mm)."},{"question":"Is the 71991-304HLF RoHS compliant?","answer":"Yes, it is RoHS compliant."},{"question":"What is the mated stack height for this connector?","answer":"The mated stack height is 11.04mm."},{"question":"What is the closest alternative to the 71991-304HLF with more positions?","answer":"The 10-position 71991-305LF shares the same pitch, gold plating, stack height, and through-hole termination — it is the next step up in the same Dubox™ series."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/71991-304HLF","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/amphenol/71991-304HLF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-23T20:41:44.623Z","lastPublished":"2026-07-23T20:41:44.623Z","indexable":true}}