{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MP-3521","brand":"CUI Devices","brandSlug":"cui-devices","productSlug":"MP-3521","canonicalUrl":"https://icsourcedirect.com/cui-devices/MP-3521","factsUrl":"https://icsourcedirect.com/api/mcp/products/MP-3521","rawCanonicalId":null},"summary":{"shortDescription":"CUI Devices phone plug, order code MP-3521, 2-conductor mono, 3.50 mm (1/8\") industry-recognized mating diameter, 1 A, 12 VDC, nickel-plated brass contacts, free-hanging in-line, solder termination.","salesMarkdown":"## 3.5 mm mono plug, 2-conductor The MP-3521 is a 2-conductor mono phone plug from CUI Devices, accepting the industry-standard 3.50 mm (1/8\") mini plug jack. Rated 1 A at 12 VDC, the plug uses nickel-plated brass contacts and a brass body with solder termination for free-hanging in-line mounting. The operating temperature range is -25°C to 70°C.","metaTitle":"CUI Devices MP-3521 Phone Plug, 3.5mm, 1A, 12VDC","metaDescription":"CUI Devices MP-3521 phone plug, 3.5mm (1/8\") mini plug, 2-conductor, 1 A, 12 VDC, nickel-plated brass, solder termination, active production.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["USB, Type-C & HDMI Connectors","Audio Connectors"],"specifications":{"Mfr":"CUI Devices","Gender":"Male","Series":"-","Package":"Bag","Features":"-","Includes":"-","Shielding":"Unshielded","Body Color":"Silver","Termination":"Solder","Thread Size":"-","Signal Lines":"Mono","Body Material":"Brass","Cable Opening":"-","Mounting Type":"Free Hanging (In-Line)","Connector Type":"Phone Plug","Product Status":"Active","Actual Diameter":"0.126\\\" (3.20mm)","Panel Hole Size":"-","Voltage - Rated":"12VDC","lifecycle_stage":"unknown","Contact Material":"Brass","Housing Material":"-","Insulation Color":"Black","Internal Switch(s)":"Does Not Contain Switch","Mating Length/Depth":"0.551\\\" (14.00mm)","Current Rating (Amps)":"1 A","Operating Temperature":"-25°C~70°C","Contact Material - Plating":"Nickel","Number of Positions/Contacts":"2 Conductors, 2 Contacts","Industry Recognized Mating Diameter":"3.50mm (0.141\\\", 1/8\\\", Mini Plug) - Headphone"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.4800","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$0.48000","currency":"USD"},{"qty":10,"price":"$0.41400","currency":"USD"},{"qty":25,"price":"$0.37840","currency":"USD"},{"qty":50,"price":"$0.35640","currency":"USD"},{"qty":100,"price":"$0.34150","currency":"USD"},{"qty":250,"price":"$0.31180","currency":"USD"},{"qty":500,"price":"$0.29694","currency":"USD"},{"qty":1000,"price":"$0.24498","currency":"USD"},{"qty":2500,"price":"$0.22270","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/0db5f03be5c22241fac31242d93705ba.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is MP-3521's listed gender?","answer":"The MP-3521 is a male phone plug."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/cui-devices/MP-3521","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/cui-devices/MP-3521 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}}