{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY4450-6CC11","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY4450-6CC11","canonicalUrl":"https://aoctrl.com/siemens/5SY4450-6CC11","factsUrl":"https://aoctrl.com/api/mcp/products/5SY4450-6CC11","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SY4450-6CC11, miniature circuit breaker, 400 V 10 kA, 4-pole, B-curve, 50 A, railway applications.","salesMarkdown":"The Siemens 5SY4450-6CC11 is a miniature circuit breaker rated for 400 V with a 10 kA breaking capacity, 4-pole configuration, B-curve trip characteristic, and 50 A current rating, specifically designated for railway applications.","metaTitle":"Siemens 5SY4450-6CC11 MCB 400V 10kA 4P B 50A Railway","metaDescription":"Siemens 5SY4450-6CC11 miniature circuit breaker, 400V 10kA, 4-pole, B-curve, 50A, for railway applications. Current lifecycle stage. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Miniature Circuit Breakers (MCB)"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/fc68723d91179bcdbffbc94e05fa090c.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=477169&mlfb=5SY4450-6CC11","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SY4450-6CC11/alternatives.json"},"ai":{"faq":[{"question":"What is 5SY4450-6CC11 used for?","answer":"It is a miniature circuit breaker for railway applications, rated 400 V 10 kA, 4-pole, B-curve, 50 A — used to protect auxiliary power circuits in rolling stock and wayside equipment."},{"question":"Where can I buy 5SY4450-6CC11?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY4450-6CC11","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/5SY4450-6CC11 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}