{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SJ2-25974B-SMT-TR","brand":"CUI Devices","brandSlug":"cui-devices","productSlug":"SJ2-25974B-SMT-TR","canonicalUrl":"https://icsourcedirect.com/cui-devices/SJ2-25974B-SMT-TR","factsUrl":"https://icsourcedirect.com/api/mcp/products/SJ2-25974B-SMT-TR","rawCanonicalId":null},"summary":{"shortDescription":"CUI Devices SJ2 phone jack, order code SJ2-25974B-SMT-TR, female, 2.50mm industry mating diameter, 4 conductors (TRRS), 5 contacts, 1 A, 12 VDC, gold-plated contacts, surface-mount right-angle, solder termination.","salesMarkdown":"## 2.5 mm TRRS jack, SMT right-angle The SJ2-25974B-SMT-TR is the 4-conductor (TRRS) member of CUI Devices' SJ2 phone jack family, accepting a 2.50 mm industry-standard plug. Rated 1 A at 12 VDC with gold-plated contacts, the jack mounts surface-mount right-angle and includes a single internal switch. ## Switch count and conductor count across the SJ2 family Within the SJ2-25 series, the SJ2-25974B-SMT-TR's 4-conductor, single-switch configuration sits between the 3-conductor, switchless SJ2-25103A-SMT-TR and the 4-conductor, dual-switch SJ2-25404D-SMT-TR — all share the same 2.50 mm mating diameter, 1 A rating, and SMT right-angle footprint.","metaTitle":"CUI Devices SJ2-25974B-SMT-TR Audio Jack, 2.5mm, 4 Conductor","metaDescription":"CUI Devices SJ2-25974B-SMT-TR phone jack, female, 2.50mm industry diameter, 4 conductors, 5 contacts, 1 A, 12 VDC, SMT right-angle, gold plating.","metaKeywords":null},"attributes":{"series":"SJ2","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["USB, Type-C & HDMI Connectors","Audio Connectors"],"specifications":{"Mfr":"CUI Devices","Gender":"Female","Series":"SJ2","Package":"Tape & Reel (TR); Cut Tape (CT)","Features":"Board Guide","Includes":"-","Shielding":"Unshielded","Body Color":"Black","Termination":"Solder","Thread Size":"-","Signal Lines":"Stereo (4 Conductor, TRRS)","Body Material":"-","Cable Opening":"-","Mounting Type":"Surface Mount, Right Angle","Connector Type":"Phone Jack","Product Status":"Active","Actual Diameter":"0.102\\\" (2.60mm)","Panel Hole Size":"-","Voltage - Rated":"12VDC","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Housing Material":"Polyamide (PA10T), Nylon 10T","Insulation Color":"-","Internal Switch(s)":"Single Switch","Base Product Number":"SJ2-25","Mating Length/Depth":"0.433\\\" (11.00mm)","Current Rating (Amps)":"1 A","Operating Temperature":"-25°C~85°C","Contact Material - Plating":"Gold","Number of Positions/Contacts":"4 Conductors, 5 Contacts","Industry Recognized Mating Diameter":"2.50mm (0.094\\\", 3/32\\\", Sub Mini, Miniature) - Headphone"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.7983","priceTiers":[{"qty":1,"price":"$1.43000","currency":"USD"},{"qty":10,"price":"$1.21000","currency":"USD"},{"qty":25,"price":"$1.16080","currency":"USD"},{"qty":50,"price":"$1.13620","currency":"USD"},{"qty":100,"price":"$1.08680","currency":"USD"},{"qty":250,"price":"$0.98800","currency":"USD"},{"qty":500,"price":"$0.88920","currency":"USD"},{"qty":1250,"price":"$0.79830","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/12034c1f85f7d4cdb1dcf5bffcea46b2.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/SJ2-25974B-SMT-TR/alternatives.json"},"ai":{"faq":[{"question":"What is the closest functional second-source to SJ2-25974B-SMT-TR?","answer":"Within the SJ2-25 series, the SJ2-25404D-SMT-TR is a 4-conductor sibling with two internal switches instead of one — same 2.50 mm plug, same footprint, same current and voltage ratings."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/cui-devices/SJ2-25974B-SMT-TR","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/SJ2-25974B-SMT-TR 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}}