{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"71991-302LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"71991-302LF","canonicalUrl":"https://icsourcedirect.com/amphenol/71991-302LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/71991-302LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) Dubox™ series, 4-position dual-row female socket header, 0.100\" (2.54 mm) pitch, through-hole solder termination, 30.0 µinch gold mating finish, 11.04 mm mated stacking height, UL94 V-0 rated.","salesMarkdown":"## Board-to-board socket for tight z-height budgets The connector accepts a matching 0.100\" pitch male pin header (square pins) and is keyed by the dual-row layout — the bottom or top entry orientation means the socket can be mounted on either side of the board, which helps when the stack-up reverses the mezzanine order. ## Gold plating and contact finish — mating-cycle life","metaTitle":"71991-302LF Amphenol ICC Dubox™ 4-Position Female Socket","metaDescription":"71991-302LF Dubox™ 4-position dual-row female socket header, 0.100\" pitch, 30 µinch gold mating finish, through-hole, UL94 V-0.","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":"Blue","Insulation Height":"0.275\\\" (6.99mm)","Ingress Protection":"-","Base Product Number":"71991","Insulation Material":"Thermoplastic, Glass Filled","Number of Positions":"4","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":"$0.5100","priceTiers":[{"qty":1,"price":"$0.51000","currency":"USD"},{"qty":10,"price":"$0.44600","currency":"USD"},{"qty":100,"price":"$0.36800","currency":"USD"},{"qty":500,"price":"$0.31996","currency":"USD"},{"qty":1000,"price":"$0.26397","currency":"USD"},{"qty":5000,"price":"$0.23198","currency":"USD"},{"qty":10000,"price":"$0.21598","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/d12387c44afc462d5fb4943551712d4d.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/71991-302LF/alternatives.json"},"ai":{"faq":[{"question":"What is the mated stacking height for 71991-302LF?","answer":"The mated stacking height is 11.04 mm when mated with a matching 0.100\" pitch male header."},{"question":"Does 71991-302LF support bottom entry mounting?","answer":"Yes, the connector type is listed as Receptacle, Bottom or Top Entry, meaning the socket can be mounted on either side of the PCB."},{"question":"Is 71991-302LF RoHS compliant?","answer":"Yes, it is RoHS Compliant per the manufacturer's status."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/71991-302LF","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/71991-302LF 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}}