{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"0039310100","brand":"Molex","brandSlug":"molex","productSlug":"0039310100","canonicalUrl":"https://icsourcedirect.com/molex/0039310100","factsUrl":"https://icsourcedirect.com/api/mcp/products/0039310100","rawCanonicalId":null},"summary":{"shortDescription":"Molex Mini-Fit Jr 5556 series, 0039310100, a 10-position dual-row shrouded header, 4.20mm pitch, through-hole solder termination, locking ramp, tin-plated contacts, UL94 V-0 natural nylon housing.","salesMarkdown":"## Where the Locking Ramp Matters The 0039310100: The locking ramp is the feature that separates this header from a standard unshrouded pin strip. In a panel or enclosure where the cable assembly is routed near moving parts or through a hinged door, the latch keeps the mated connector pair engaged — no secondary retention hardware needed. It is a standard catalog part from the Mini-Fit Jr family, widely used across industrial, telecom, and general-purpose equipment.","metaTitle":"Molex 0039310100 Mini-Fit Jr Header, 10-Pos, 4.20mm","metaDescription":"Molex 0039310100 Mini-Fit Jr 5556 header, 10 circuits, 4.20mm pitch, dual-row, through-hole, locking ramp. Active production. Sourced per RFQ.","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 Jr 5556","Features":"-","Packaging":"Bulk","Shrouding":"Shrouded - 4 Wall","Part Status":"Active","Termination":"Solder","Applications":"General Purpose, Industrial, Telecommunications","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Locking Ramp","Number of Rows":"2","Pitch - Mating":"0.165\\\" (4.20mm)","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Brass","Insulation Color":"Natural","Insulation Height":"0.504\\\" (12.80mm)","Ingress Protection":"-","Base Product Number":"003931","Insulation Material":"Polyamide (PA66), Nylon 6/6","Number of Positions":"10","Row Spacing - Mating":"0.165\\\" (4.20mm)","Contact Finish - Post":"Tin","Contact Length - Post":"0.138\\\" (3.50mm)","Current Rating (Amps)":"-","Operating Temperature":"-","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin","Contact Length - Mating":"-","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"35.0µin (0.90µm)","Contact Finish Thickness - Mating":"35.4µin (0.90µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.1100","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/0039310100/alternatives.json"},"ai":{"faq":[{"question":"Is 0039310100 RoHS compliant?","answer":"Tin plating is RoHS-compliant by default — no restricted substances under the current RoHS directive. The nylon housing is also free of brominated flame retardants in standard Molex production."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/0039310100","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/0039310100 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}}