{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"521755-3","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"521755-3","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/521755-3","factsUrl":"https://icsourcedirect.com/api/mcp/products/521755-3","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors header, order code 521755-3, 3 positions, single row, 5.00 mm pitch, 250 VAC, silver-plated mating contacts, through-hole, solder termination, shrouded - 4 wall.","salesMarkdown":"## 3-position shrouded header, 5.00 mm pitch The 521755-3: It is a board-to-cable/wire style with a shrouded 4-wall design and a latch holder for secure mating. The housing is UL94 V-0 rated polyamide 6/6 and operates from -40°C to 120°C. Availability is limited to existing surplus or distributor stock.","metaTitle":"TE Connectivity 521755-3 Header, 3-Pos, 5.00mm, Obsolete","metaDescription":"TE Connectivity AMP Connectors 521755-3 header, 3 positions, single row, 5.00 mm pitch, 250 VAC, silver-plated contacts, shrouded 4-wall, through-hole solder.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Style":"Board to Cable/Wire","Series":"-","Package":"Bulk","Features":"Board Guide","Shrouding":"Shrouded - 4 Wall","Termination":"Solder","Applications":"General Purpose","Contact Type":"Tab","Contact Shape":"Rectangular","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Latch Holder","Number of Rows":"1","Pitch - Mating":"0.197\\\" (5.00mm)","Product Status":"Obsolete","Voltage Rating":"250VAC","lifecycle_stage":"unknown","Contact Material":"Brass","Insulation Color":"-","Insulation Height":"0.504\\\" (12.80mm)","Ingress Protection":"-","Base Product Number":"521755","Insulation Material":"Polyamide (PA66), Nylon 6/6","Number of Positions":"3","Row Spacing - Mating":"-","Contact Finish - Post":"Silver","Contact Length - Post":"0.138\\\" (3.50mm)","Current Rating (Amps)":"-","Operating Temperature":"-40°C ~ 120°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Silver","Contact Length - Mating":"-","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"78.7µin (2.00µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.4869","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/e5c45568be2dbd11125e5684267b0a2f.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/521755-3/alternatives.json"},"ai":{"faq":[{"question":"What is the 521755-3's connector style and package?","answer":"The 521755-3 is a Board to Cable/Wire style header, supplied in Bulk packaging."},{"question":"What compliance documentation is available for the 521755-3?","answer":"The housing material is UL94 V-0 rated. RoHS and REACH compliance status is not specified in available records."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/521755-3","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/521755-3 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T22:30:43.811Z","lastPublished":"2026-07-20T22:30:43.811Z","indexable":true}}