{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"0705430020","brand":"Molex","brandSlug":"molex","productSlug":"0705430020","canonicalUrl":"https://icsourcedirect.com/molex/0705430020","factsUrl":"https://icsourcedirect.com/api/mcp/products/0705430020","rawCanonicalId":null},"summary":{"shortDescription":"Molex SL 70543 series, 0705430020, single-row 21-circuit shrouded header, 0.100\" (2.54 mm) pitch, through-hole solder termination, gold-plated mating contacts, latch holder fastening, UL94 V-0 housing.","salesMarkdown":"## 21 Circuits on 0.100\" Pitch — Board Fit and Routing ## Gold Mating Finish and Latch Holder for Repeated Mate Cycles This is a practical advantage in automotive, industrial, or medical equipment where the connector sees mechanical shock.","metaTitle":"Molex 0705430020 SL 70543 Header — 21-Circuit, 0.100\" Pitch","metaDescription":"Molex 0705430020 SL 70543 header, 21 circuits, single row, 0.100\" pitch, gold mating finish, through-hole, shrouded 4-wall, latch holder. 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 Cable/Wire","Series":"SL 70543","Package":"Tube","Features":"-","Shrouding":"Shrouded - 4 Wall","Termination":"Solder","Applications":"Automotive, General Purpose, Industrial, Medical","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Latch Holder","Number of Rows":"1","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"250V","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Black","Insulation Height":"0.465\\\" (11.80mm)","Ingress Protection":"-","Base Product Number":"070543","Insulation Material":"Polyester, Glass Filled","Number of Positions":"21","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.130\\\" (3.30mm)","Current Rating (Amps)":"-","Operating Temperature":"-40°C ~ 105°C","Mated Stacking Heights":"-","Overall Contact Length":"0.470\\\" (11.94mm)","Contact Finish - Mating":"Gold","Contact Length - Mating":"0.240\\\" (6.10mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"74.8µin (1.90µm)","Contact Finish Thickness - Mating":"15.0µin (0.38µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.8446","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/0d7550652aa32254b0ac994d3ebb6176.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/0705430020/alternatives.json"},"ai":{"faq":[{"question":"What is the pitch of Molex 0705430020?","answer":"The pitch is 0.100\" (2.54 mm). This is the standard 0.100-inch spacing that matches SL series receptacles and common ribbon cable pitch."},{"question":"Is Molex 0705430020 RoHS compliant?","answer":"Yes, the part is RoHS compliant per Molex's standard compliance documentation. The contact finish includes tin on the post and gold on the mating surface, both RoHS-compatible materials."},{"question":"What is the temperature rating of the SL 70543 header?","answer":"This covers most indoor industrial and automotive cabin environments, though the upper limit means it should not be placed directly on a hot engine block or near a high-power resistor bank."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/0705430020","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/0705430020 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}}