{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"0423770788","brand":"Molex","brandSlug":"molex","productSlug":"0423770788","canonicalUrl":"https://icsourcedirect.com/molex/0423770788","factsUrl":"https://icsourcedirect.com/api/mcp/products/0423770788","rawCanonicalId":null},"summary":{"shortDescription":"Molex KK254 header, order code 0423770788, 11 positions, single row, 0.100\" (2.54mm) pitch, tin-plated mating contacts, through-hole right-angle, solder termination.","salesMarkdown":"## KK254 11-circuit breakaway header The 0423770788 is the 11-circuit member of the Molex KK254 breakaway header line, unshrouded with a push-pull fastening system. Tin-plated mating and post contacts at 100.0µin (2.54µm) thickness, through-hole right-angle mounting, and a UL94 V-0 nylon housing. ## Position count across the KK254 series This 11-position header uses the same 0.100\" (2.54mm) pitch and single-row layout as the rest of the KK254 series — match the position count to the circuit count; the footprint and board layout are shared across the series.","metaTitle":"Molex KK254 0423770788 Header, 11-Pos 2.54mm TH Right-Angle","metaDescription":"Molex KK254 0423770788 header: 11 positions, single row, 0.100\" (2.54mm) pitch, unshrouded, through-hole right-angle, tin-plated contacts. Active production.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"Molex","Style":"Board to Board or Cable","Series":"KK254, 42377","Package":"Bulk","Features":"-","Shrouding":"Unshrouded","Termination":"Solder","Applications":"Automotive, General Purpose, Medical, Telecommunications","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole, Right Angle","Connector Type":"Header, Breakaway","Fastening Type":"Push-Pull","Number of Rows":"1","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"-","Insulation Color":"Black","Insulation Height":"0.098\\\" (2.50mm)","Ingress Protection":"-","Base Product Number":"042377","Insulation Material":"Polyamide (PA), Nylon, Glass Filled","Number of Positions":"11","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.200\\\" (5.08mm)","Current Rating (Amps)":"-","Operating Temperature":"-","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin","Contact Length - Mating":"0.134\\\" (3.39mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"100.0µin (2.54µm)","Contact Finish Thickness - Mating":"100.0µin (2.54µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.4071","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/52c42ac3539657f76f59ceaf4f21b73d.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/0423770788/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/0423770788","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/0423770788 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}}