{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RA9111-8AS21","brand":"Siemens","brandSlug":"siemens","productSlug":"3RA9111-8AS21","canonicalUrl":"https://aoctrl.com/siemens/3RA9111-8AS21","factsUrl":"https://aoctrl.com/api/mcp/products/3RA9111-8AS21","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3RA9111-8AS21 kit, direct replacement for YAMAZAKI 0557SIE0021, lifecycle stage current.","salesMarkdown":"## Kit identity and fit The 3RA9111-8AS21 is a Siemens kit listed as a direct replacement for the YAMAZAKI 0557SIE0021.","metaTitle":"Siemens 3RA9111-8AS21 Kit","metaDescription":"Siemens 3RA9111-8AS21 kit, lifecycle stage current, direct replacement for YAMAZAKI 0557SIE0021. Sourced to order against an RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Motor Starters"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=123549&mlfb=3RA9111-8AS21","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RA9111-8AS21/alternatives.json"},"ai":{"faq":[{"question":"What is the 3RA9111-8AS21?","answer":"The 3RA9111-8AS21 is a Siemens kit that serves as a direct replacement for the YAMAZAKI 0557SIE0021."},{"question":"Is 3RA9111-8AS21 a direct replacement for YAMAZAKI 0557SIE0021?","answer":"Yes, the 3RA9111-8AS21 is listed as a kit for the YAMAZAKI 0557SIE0021, indicating it is a direct replacement."},{"question":"Where can I buy 3RA9111-8AS21?","answer":"The 3RA9111-8AS21 is sourced to order against an RFQ through independent distribution channels."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RA9111-8AS21","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/3RA9111-8AS21 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}}