{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"2-520181-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"2-520181-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/2-520181-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/2-520181-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Ultra-Fast quick-disconnect receptacle, order code 2-520181-4, female, 0.187\" (4.75mm) tab width, 18-22 AWG, tin-plated phosphor bronze, fully insulated, free hanging, crimp termination.","salesMarkdown":"## 0.187\" tab, 18-22 AWG, tin-plated phosphor bronze The 2-520181-4 is a fully insulated female quick-disconnect receptacle in TE's Ultra-Fast series, accepting 0.187\" (4.75mm) tab width on 18-22 AWG wire. Tin-plated phosphor bronze contact, crimp termination, free-hanging mount. ## Brass vs phosphor bronze — same tab, different contact metal The 2-520181-4 uses phosphor bronze contacts; the 2-520181-2 is otherwise identical but uses brass contacts — same 0.187\" tab width, same 18-22 AWG range, same fully insulated red housing.","metaTitle":"TE Ultra-Fast 2-520181-4 QC Receptacle 0.187\" 18-22 AWG","metaDescription":"TE Connectivity AMP Ultra-Fast quick-disconnect receptacle 2-520181-4: 0.187\" tab width, 18-22 AWG, tin-plated phosphor bronze, fully insulated, free hanging","metaKeywords":null},"attributes":{"series":"Ultra-Fast","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Wire-to-Wire Connectors","Quick-Disconnect Terminals"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Color":"Red","Gender":"Female","Series":"Ultra-Fast","Package":"Tape & Reel (TR) Cut Tape (CT)","Features":"-","Tab Width":"0.187\\\" (4.75mm)","Insulation":"Fully Insulated","Tab Length":"-","Wire Gauge":"18-22 AWG","Termination":"Crimp","Mounting Type":"Free Hanging (In-Line)","Tab Thickness":"0.020\\\" (0.51mm)","Terminal Type":"Standard","Contact Finish":"Tin","Product Status":"Active","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Length - Overall":"0.855\\\" (21.72mm)","Base Product Number":"520181","Insulation Diameter":"0.135\\\" (3.43mm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.3400","priceTiers":[{"qty":1,"price":"$0.34000","currency":"USD"},{"qty":10,"price":"$0.30600","currency":"USD"},{"qty":25,"price":"$0.30520","currency":"USD"},{"qty":50,"price":"$0.29860","currency":"USD"},{"qty":100,"price":"$0.25530","currency":"USD"},{"qty":250,"price":"$0.22976","currency":"USD"},{"qty":500,"price":"$0.21698","currency":"USD"},{"qty":1000,"price":"$0.19017","currency":"USD"},{"qty":2700,"price":"$0.18890","currency":"USD"},{"qty":5400,"price":"$0.16975","currency":"USD"},{"qty":13500,"price":"$0.15796","currency":"USD"}]},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/2-520181-4/alternatives.json"},"ai":{"faq":[{"question":"What compliance documentation is available for the 2-520181-4?","answer":"The 2-520181-4 is RoHS Compliant per TE Connectivity AMP Connectors."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/2-520181-4","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/2-520181-4 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}}