{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"95278-402B40LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"95278-402B40LF","canonicalUrl":"https://icsourcedirect.com/amphenol/95278-402B40LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/95278-402B40LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) BERGSTIK®, 95278-402B40LF, board-to-board header, 40 positions, 0.100\" (2.54mm) pitch, dual-row, unshrouded, surface-mount, tin-on-tin contacts, 3 A per contact, -65°C to 125°C, UL94 V-0, RoHS, active production.","salesMarkdown":"## 40-Position SMT Header for Board-to-Board Stacks Surface-mount termination with pick-and-place features means it feeds directly into a reflow line without a through-hole step — the unshrouded profile keeps the z-height low, useful when the mating receptacle sits close to the board. ## Tin Plating and Mating Cycle Trade-Off ## Board Layout and Assembly Fit The SMT pads should be designed for the 0.100\" insulation height to ensure the pick-and-place nozzle clears adjacent components.","metaTitle":"95278-402B40LF Amphenol ICC BERGSTIK® Header SMD 40POS","metaDescription":"95278-402B40LF BERGSTIK® header, 40 pos, 0.100\" pitch, SMT, tin finish, active production. RoHS. Sourced per RFQ.","metaKeywords":null},"attributes":{"series":"BERGSTIK®","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Pin Headers"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Board","Series":"BERGSTIK®","Package":"Tube","Features":"Pick and Place","Shrouding":"Unshrouded","Termination":"Solder","Applications":"-","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Surface Mount","Connector Type":"Header, Breakaway","Fastening Type":"Push-Pull","Number of Rows":"2","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Black","Insulation Height":"0.100\\\" (2.54mm)","Ingress Protection":"-","Base Product Number":"95278","Insulation Material":"Thermoplastic","Number of Positions":"40","Row Spacing - Mating":"0.100\\\" (2.54mm)","Contact Finish - Post":"Tin","Contact Length - Post":"-","Current Rating (Amps)":"3A per Contact","Operating Temperature":"-65°C~125°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin","Contact Length - Mating":"0.315\\\" (8.00mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"78.7µin (2.00µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.5600","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$2.56000","currency":"USD"},{"qty":10,"price":"$2.22900","currency":"USD"},{"qty":100,"price":"$1.99230","currency":"USD"},{"qty":500,"price":"$1.66022","currency":"USD"},{"qty":1000,"price":"$1.42304","currency":"USD"},{"qty":5000,"price":"$1.26176","currency":"USD"}]},"links":{"datasheetUrl":null,"sourceUrl":null},"ai":{"faq":[{"question":"Where can I buy 95278-402B40LF and how is it quoted?","answer":"No stock-holding claim; submit a request for a firm quote."},{"question":"What is the closest functional alternative to 95278-402B40LF?","answer":"The 95278-101-40LF is a direct 40-position, 0.100\" pitch, SMT sibling with gold (30.0 µinch Gold, GXT™) instead of tin on the mating surface — same footprint, higher mating-cycle endurance. The 95278-101B06LF is a 6-position version of the same series for lower-density needs."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/95278-402B40LF","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/amphenol/95278-402B40LF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-23T20:41:44.623Z","lastPublished":"2026-07-23T20:41:44.623Z","indexable":true}}