{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BM04B-ACHSS-A-GAN-TF(LF)(SN)","brand":"JST","brandSlug":"jst","productSlug":"BM04B-ACHSS-A-GAN-TFLFSN","canonicalUrl":"https://icsourcedirect.com/jst/BM04B-ACHSS-A-GAN-TFLFSN","factsUrl":"https://icsourcedirect.com/api/mcp/products/BM04B-ACHSS-A-GAN-TF(LF)(SN)","rawCanonicalId":null},"summary":{"shortDescription":"JST Sales America Inc. ACH series, 4-position shrouded header, 1.20 mm pitch, surface mount right-angle, gold-plated male blade contacts, rated 1.5 A per circuit at 50 V, detent lock, UL94 V-0 natural thermoplastic housing.","salesMarkdown":"## Why the 1.20 mm Pitch Matters for Your Board Layout ## Mating Half and Locking for Vibration Environments In a panel or handheld device where the cable gets tugged, that lock prevents the connector from walking loose. No bent pins from a crooked insertion. ## How This 4-Position Header Compares to the 5-Position Sibling The 4-position BM04B-ACHSS-A-GAN-TF(LF)(SN) shares the same 1.20 mm pitch, 1.5 A rating, gold plating, and right-angle SMT footprint as the 5-position BM05B-ACHSS-A-GAN-ETF(LF)(SN).","metaTitle":"BM04B-ACHSS-A-GAN-TF(LF)(SN) JST ACH 4-Pin Header 1.2mm","metaDescription":"JST ACH series 4-position shrouded header, 1.20mm pitch, 1.5A, 50V, gold-plated contacts, SMT right-angle, RoHS. Active production. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":"ACH","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Pin Headers"],"specifications":{"Mfr":"JST Sales America Inc.","Style":"Board to Cable/Wire","Series":"ACH","Package":"Tape & Reel (TR); Cut Tape (CT)","Features":"Solder Retention","Shrouding":"Shrouded - 3 Wall","Termination":"Solder","Applications":"-","Contact Type":"Male Blade","Contact Shape":"Rectangular","Mounting Type":"Surface Mount, Right Angle","Connector Type":"Header","Fastening Type":"Detent Lock","Number of Rows":"1","Pitch - Mating":"0.047\\\" (1.20mm)","Product Status":"Active","Voltage Rating":"50V","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Natural","Insulation Height":"0.055\\\" (1.40mm)","Ingress Protection":"-","Base Product Number":"BM04B-AC","Insulation Material":"Thermoplastic","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"-","Contact Length - Post":"-","Current Rating (Amps)":"1.5A","Operating Temperature":"-25°C~85°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Gold","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":"$0.8100","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$0.81000","currency":"USD"},{"qty":10,"price":"$0.70400","currency":"USD"},{"qty":100,"price":"$0.58040","currency":"USD"},{"qty":500,"price":"$0.50468","currency":"USD"},{"qty":1000,"price":"$0.41635","currency":"USD"},{"qty":4500,"price":"$0.37850","currency":"USD"},{"qty":9000,"price":"$0.34065","currency":"USD"},{"qty":13500,"price":"$0.33561","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/732fe1a317550d362fa3226e3dd40a0a.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the mated connector for BM04B-ACHSS-A-GAN-TF(LF)(SN)?","answer":"This header mates with the JST ACH series crimp receptacle housing. The detent lock on the header side engages the receptacle latch for a vibration-resistant connection."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/jst/BM04B-ACHSS-A-GAN-TFLFSN","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-ACHSS-A-GAN-TFLFSN 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}}