{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"643426-3","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"643426-3","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/643426-3","factsUrl":"https://icsourcedirect.com/api/mcp/products/643426-3","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors Universal MATE-N-LOK header, 9 circuits, 0.250\" pitch, 3 rows, through-hole solder termination, gold mating finish, locking ramp, natural nylon housing, UL94 V-0.","salesMarkdown":"The 643426-3: The 0.250\" (6.35 mm) pitch and matching row spacing set the board layout and confirm compatibility with Universal MATE-N-LOK receptacle housings — the same pitch runs across the series, so a 9-position header mates with a 9-position plug housing without adapters. Three rows carry 9 circuits, all positions loaded. ## Contact Interface and Cycle Life In a panel that gets reconnected quarterly, the contact interface will outlast the enclosure's service life without corrosion or resistance drift. Tin on the post side matches standard solder processes. ## Locking Ramp and Vibration Resistance In an industrial cabinet near a motor drive, the ramp keeps the pair mated without loosening over time. ## Housing and Environmental Rating Natural nylon (polyamide) housing rated UL94 V-0 — the flame rating covers equipment inside an enclosure where flammability is a safety requirement.","metaTitle":"643426-3 TE Connectivity Universal MATE-N-LOK Header 9 Pos","metaDescription":"643426-3 TE Connectivity AMP Connectors header, 9 positions, 0.250\" pitch, 3 rows, gold mating finish, locking ramp, active production.","metaKeywords":null},"attributes":{"series":"Universal MATE-N-LOK","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Female Socket Headers"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Style":"Board to Cable/Wire","Series":"Universal MATE-N-LOK","Package":"Bulk","Features":"Board Guide","Termination":"Solder","Applications":"-","Contact Type":"Female Socket","Contact Shape":"Circular","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Locking Ramp","Number of Rows":"3","Pitch - Mating":"0.250\\\" (6.35mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Natural","Insulation Height":"0.580\\\" (14.73mm)","Ingress Protection":"-","Base Product Number":"643426","Insulation Material":"Polyamide (PA), Nylon","Number of Positions":"9","Row Spacing - Mating":"0.250\\\" (6.35mm)","Contact Finish - Post":"Tin","Contact Length - Post":"0.155\\\" (3.94mm)","Current Rating (Amps)":"-","Operating Temperature":"-40°C~105°C","Mated Stacking Heights":"-","Contact Finish - Mating":"Gold","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"30.0µin (0.76µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.2600","priceTiers":[{"qty":1,"price":"$6.26000","currency":"USD"},{"qty":10,"price":"$5.68700","currency":"USD"},{"qty":100,"price":"$5.01070","currency":"USD"},{"qty":500,"price":"$4.25908","currency":"USD"},{"qty":1000,"price":"$3.63274","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/5d78040825a8a59336fcd11c5559611a.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/643426-3/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/643426-3","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/te-connectivity-amp-connectors/643426-3 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}}