{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BM04B-NSHSS-TBT","brand":"JST","brandSlug":"jst","productSlug":"BM04B-NSHSS-TBT","canonicalUrl":"https://icsourcedirect.com/jst/BM04B-NSHSS-TBT","factsUrl":"https://icsourcedirect.com/api/mcp/products/BM04B-NSHSS-TBT","rawCanonicalId":null},"summary":{"shortDescription":"JST NSH series, 4-position, 1.00mm pitch, shrouded 4-wall SMT header, male pin, latch holder, 1 A, 50 V, natural insulation, -25°C to 85°C, UL94 V-0.","salesMarkdown":"## What this 4-position header does that a bare pin header won't ## Pitch, position count, and the latch that holds the mate The 1.00mm pitch and single-row 4-position layout demand a tight PCB footprint — the mated stack height is 7.8mm, which gives a low profile for board-to-cable connections in space-constrained enclosures. If you need higher cycle life or a corrosive environment, the NSH series also offers gold-plated variants; check the BM04B-NSHSS-TBT(LF)(SN) peer for a tin-over-nickel alternative. Sourced per RFQ against your BOM quantity. The BM04B-NSHSS-TBT sits between the BM03B-NSHSS-TBT (3 positions) and the BM05B-NSHSS-TBT(LF)(SN) (5 positions) in the same NSH series.","metaTitle":"BM04B-NSHSS-TBT JST NSH 4-Pin 1mm Pitch SMT Header","metaDescription":"BM04B-NSHSS-TBT JST NSH series 4-position 1.00mm pitch SMT header, shrouded 4-wall, latch holder, 1 A, 50 V, -25°C to 85°C. Active production. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":"NSH","packageCase":null,"mountingType":null,"rohsStatus":"RoHS non-compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Pin Headers"],"specifications":{"Mfr":"JST Sales America Inc.","Style":"Board to Cable/Wire","Series":"NSH","Package":"Tape & Reel (TR) Cut Tape (CT)","Features":"Pick and Place Cap, Solder Retention","Shrouding":"Shrouded - 4 Wall","Termination":"Solder","Applications":"-","Contact Type":"Male Pin","Contact Shape":"-","Mounting Type":"Surface Mount","Connector Type":"Header","Fastening Type":"Latch Holder","Number of Rows":"1","Pitch - Mating":"0.039\\\" (1.00mm)","Product Status":"Active","Voltage Rating":"50V","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Natural","Insulation Height":"0.236\\\" (6.00mm)","Ingress Protection":"-","Base Product Number":"BM04B-NS","Insulation Material":"Polyamide (PA), Nylon","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"-","Current Rating (Amps)":"1A","Operating Temperature":"-25°C ~ 85°C","Mated Stacking Heights":"7.8mm","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":"$0.9100","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$0.91000","currency":"USD"},{"qty":10,"price":"$0.76800","currency":"USD"},{"qty":100,"price":"$0.68950","currency":"USD"},{"qty":500,"price":"$0.56412","currency":"USD"},{"qty":1000,"price":"$0.50144","currency":"USD"},{"qty":2000,"price":"$0.47010","currency":"USD"},{"qty":3000,"price":"$0.45443","currency":"USD"},{"qty":5000,"price":"$0.43876","currency":"USD"},{"qty":10000,"price":"$0.41682","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/d9f935fd9c006f1b0df83d59dc99aeb6.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is BM04B-NSHSS-TBT RoHS compliant?","answer":"No. The BM04B-NSHSS-TBT is listed as RoHS non-compliant. If your application requires RoHS conformance, use the BM04B-NSHSS-TBT(LF)(SN) peer, which is the lead-free version."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/jst/BM04B-NSHSS-TBT","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/BM04B-NSHSS-TBT when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:46:37.382Z","lastPublished":"2026-07-22T19:46:37.382Z","indexable":true}}