{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"71991-334LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"71991-334LF","canonicalUrl":"https://icsourcedirect.com/amphenol/71991-334LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/71991-334LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) Dubox series, 68-position dual-row board-to-board receptacle, 0.100\" (2.54mm) pitch, 30.0µin gold mating finish, 11.04mm mated stack height, through-hole solder termination, blue thermoplastic UL94 V-0 housing.","salesMarkdown":"## Board-to-Board Stacking with 68 Circuits at 2.54mm Pitch The base product number 71991 covers the Dubox receptacle family; the -334LF suffix specifies the 68-position, dual-row, through-hole variant with gold mating finish and tin post plating. ## Application Fit and Environment The bottom or top entry design allows the receptacle to be used on either the motherboard or daughtercard side of the stack.","metaTitle":"71991-334LF Amphenol ICC Dubox 68-Pin 2.54mm Board-to-Board","metaDescription":"71991-334LF Amphenol ICC (FCI) Dubox 68-position, 2.54mm pitch board-to-board receptacle. 30µin gold mating finish, 11.04mm stack height.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"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":"Blue","Insulation Height":"0.275\\\" (6.99mm)","Ingress Protection":"-","Base Product Number":"71991","Insulation Material":"Thermoplastic, Glass Filled","Number of Positions":"68","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":"$6.6347","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/d12387c44afc462d5fb4943551712d4d.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the pitch and position count of 71991-334LF?","answer":"0.100\" (2.54mm) pitch, 68 positions in two rows with 0.100\" row spacing. All positions are loaded."},{"question":"Is 71991-334LF RoHS compliant?","answer":"The -LF suffix indicates lead-free and RoHS-compliant construction per Amphenol ICC (FCI) standard material declarations."},{"question":"What is the mated stack height for 71991-334LF?","answer":"11.04mm mated stack height, measured from the bottom of the receptacle to the top of the mating header."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/71991-334LF","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/71991-334LF 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}}