{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SM12B-ZESS-TB","brand":"JST","brandSlug":"jst","productSlug":"SM12B-ZESS-TB","canonicalUrl":"https://icsourcedirect.com/jst/SM12B-ZESS-TB","factsUrl":"https://icsourcedirect.com/api/mcp/products/SM12B-ZESS-TB","rawCanonicalId":null},"summary":{"shortDescription":"JST ZE series header, order code SM12B-ZESS-TB, 12 positions, single row, 1.50 mm pitch, 2 A, 100 V, tin-plated mating contacts, surface-mount right-angle, solder termination.","salesMarkdown":"## 1.50 mm pitch, 12-circuit board-to-wire header The SM12B-ZESS-TB is the 12-circuit member of JST's ZE series board-to-wire header line, a single-row shrouded header at 1.50 mm pitch. It carries tin-plated mating contacts rated 2 A per circuit at 100 V, with a locking ramp for positive retention and a UL94 V-0 polyamide housing.","metaTitle":"JST ZE SM12B-ZESS-TB Header, 12 Pos, 1.50mm, SMT RA","metaDescription":"JST ZE series header SM12B-ZESS-TB: 12 positions, single row, 1.50 mm pitch, shrouded, locking ramp, SMT right-angle, tin-plated contacts, 2 A, 100 V.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"JST Sales America Inc.","Style":"Board to Cable/Wire","Series":"ZE","Features":"Solder Retention","Packaging":"Tape & Reel (TR) Cut Tape (CT)","Shrouding":"Shrouded - 4 Wall","Part Status":"Active","Termination":"Solder","Applications":"-","Contact Type":"Outer Shroud Contact","Contact Shape":"Rectangular","Mounting Type":"Surface Mount, Right Angle","Connector Type":"Header","Fastening Type":"Locking Ramp","Number of Rows":"1","Pitch - Mating":"0.059\\\" (1.50mm)","Voltage Rating":"100V","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Natural","Insulation Height":"0.228\\\" (5.80mm)","Ingress Protection":"-","Base Product Number":"SM12B-ZE","Insulation Material":"Polyamide (PA), Nylon","Number of Positions":"12","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"-","Current Rating (Amps)":"2A","Operating Temperature":"-25°C ~ 85°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin","Contact Length - Mating":"-","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"-"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.2200","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/f14c5b3e962d599e7da113c02f467e6a.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/SM12B-ZESS-TB/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to SM12B-ZESS-TB in the ZE series?","answer":"No pin-compatible alternative is listed in the ZE series at this pitch and position count. The SM12B-ZESS-TB is the 12-position single-row header in the series; other position counts share the same 1.50 mm pitch and footprint but differ in circuit count."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/jst/SM12B-ZESS-TB","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/jst/SM12B-ZESS-TB 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}}