{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"0428194243","brand":"Molex","brandSlug":"molex","productSlug":"0428194243","canonicalUrl":"https://icsourcedirect.com/molex/0428194243","factsUrl":"https://icsourcedirect.com/api/mcp/products/0428194243","rawCanonicalId":null},"summary":{"shortDescription":"Molex Mini-Fit Sr 42819 header, order code 0428194243, 4 positions, single row, 10.00 mm pitch, gold-plated mating contacts, through-hole, solder termination, shrouded 4-wall, locking ramp, board lock, UL94 V-0.","salesMarkdown":"## 4-position power header with board lock The 0428194243 is the 4-circuit member of Molex's Mini-Fit Sr 42819 single-row header line, carrying a 10.00 mm pitch for power and high-current board-to-wire applications. Gold-plated mating contacts (30.0µin) with tin-plated posts, through-hole solder termination, a shrouded 4-wall housing with locking ramp, and an integral board lock for retention during wave soldering. ## Active production, tray packaging Active lifecycle status — quoted to order against BOM quantity. Ships in tray packaging. ## Material and compliance notes Housing is glass-filled PA46 rated UL94 V-0. Contacts are copper zirconium alloy. Listed for automotive, general purpose, industrial, medical, and telecommunications applications.","metaTitle":"Molex Mini-Fit Sr 0428194243 Header, 4-Pos 10.00mm","metaDescription":"Molex Mini-Fit Sr 0428194243 header: 4 positions, single row, 10.00 mm pitch, gold mating contacts, through-hole solder, shrouded 4-wall, locking ramp, UL94","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"Molex","Style":"Board to Cable/Wire","Series":"Mini-Fit Sr 42819","Features":"Board Lock","Packaging":"Tray","Shrouding":"Shrouded - 4 Wall","Part Status":"Active","Termination":"Solder","Applications":"Automotive, General Purpose, Industrial, Medical, Telecommunications","Contact Type":"Male Blade","Contact Shape":"Rectangular","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Locking Ramp","Number of Rows":"1","Pitch - Mating":"0.394\\\" (10.00mm)","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Copper Zirconium Alloy","Insulation Color":"Black","Insulation Height":"0.827\\\" (21.00mm)","Ingress Protection":"-","Base Product Number":"042819","Insulation Material":"Polyamide (PA46), Nylon 4/6, Glass Filled","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.327\\\" (8.30mm)","Current Rating (Amps)":"-","Operating Temperature":"-","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Gold","Contact Length - Mating":"-","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"100.0µin (2.54µm)","Contact Finish Thickness - Mating":"30.0µin (0.76µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.6617","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/350c61c60bb0886ef0018082476cd2e7.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/0428194243/alternatives.json"},"ai":{"faq":[{"question":"What is the mating interface for this header?","answer":"Board to Cable/Wire style, shrouded 4-wall with a locking ramp. The 10.00 mm pitch and single-row 4-position layout mate with the matching Mini-Fit Sr receptacle housing and crimp terminals."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/0428194243","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/0428194243 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}}