{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"79257-454HLF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"79257-454HLF","canonicalUrl":"https://icsourcedirect.com/amphenol/79257-454HLF","factsUrl":"https://icsourcedirect.com/api/mcp/products/79257-454HLF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) BergStik® II, 79257-454HLF, unshrouded header, 54 circuits, 2 rows, 0.100\" (2.54mm) pitch, right-angle through-hole, tin-plated contacts, UL94 V-0, -65°C~130°C, 3A per contact.","salesMarkdown":"## 54-Position Right-Angle Header for Dense Board-to-Board Interconnects The 79257-454HLF: With all 54 positions loaded and a 3 A per-contact rating, this header handles up to 162 A total across the connector — but the practical limit is set by the PCB trace width and ambient temperature, not the header itself. ## Pitch, Plating, and Temperature Range The 0.230\" (5.84mm) mating pin length provides good wipe for reliable contact, while the 0.120\" (3.05mm) solder tail length suits standard 1.6mm PCBs.","metaTitle":"79257-454HLF BergStik II Header, 54-Pos, 2.54mm Pitch","metaDescription":"Amphenol ICC (FCI) 79257-454HLF BergStik II unshrouded header, 54 positions, 0.100\" pitch, right-angle through-hole, tin plating, UL94 V-0.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Board","Series":"BERGSTIK® II","Package":"Bag","Features":"-","Shrouding":"Unshrouded","Termination":"Solder","Applications":"-","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole, Right Angle","Connector Type":"Header","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":"0.190\\\" (4.83mm)","Ingress Protection":"-","Base Product Number":"79257","Insulation Material":"-","Number of Positions":"54","Row Spacing - Mating":"0.100\\\" (2.54mm)","Contact Finish - Post":"Tin","Contact Length - Post":"0.120\\\" (3.05mm)","Current Rating (Amps)":"3A","Operating Temperature":"-65°C~130°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin","Contact Length - Mating":"0.230\\\" (5.84mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"100.0µin (2.54µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.3929","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/f07eb009696ffe298bd4359a478f2e44.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is 79257-454HLF RoHS compliant?","answer":"Yes, the 79257-454HLF is RoHS compliant. The tin plating and phosphor bronze contacts meet the directive's substance restrictions."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/79257-454HLF","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/79257-454HLF 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}}