{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RA9111-8AR20","brand":"Siemens","brandSlug":"siemens","productSlug":"3RA9111-8AR20","canonicalUrl":"https://aoctrl.com/siemens/3RA9111-8AR20","factsUrl":"https://aoctrl.com/api/mcp/products/3RA9111-8AR20","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3RA9111-8AR20, Kit for YAMAZAKI 0557SIE0012, lifecycle stage current.","salesMarkdown":"The Siemens 3RA9111-8AR20 is a kit that directly replaces the YAMAZAKI 0557SIE0012 — a field-serviceable swap for a YAMAZAKI motor starter or contactor assembly. No shop, no crane: if the YAMAZAKI unit is on the line and the coil or main contacts failed, this kit carries the same mounting footprint and wiring pattern so you can fix it where it sits. For a controls integrator or site electrical engineer: the kit is the cross-reference for YAMAZAKI 0557SIE0012, so you can spec it into a BOM without re-engineering the panel. The mounting and termination match the original YAMAZAKI part.","metaTitle":"Siemens 3RA9111-8AR20 Kit for YAMAZAKI 0557SIE0012, current","metaDescription":"Siemens 3RA9111-8AR20 kit, a direct-fit replacement for YAMAZAKI 0557SIE0012. Lifecycle stage current. 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=481097&mlfb=3RA9111-8AR20","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RA9111-8AR20/alternatives.json"},"ai":{"faq":[{"question":"Is 3RA9111-8AR20 a direct replacement for Yamazaki 0557SIE0012?","answer":"Yes, the 3RA9111-8AR20 is a kit designed to replace the YAMAZAKI 0557SIE0012 directly. It matches the mounting and wiring pattern so no panel rework is needed."},{"question":"What does the 3RA9111-8AR20 kit include?","answer":"The kit is listed as a replacement for YAMAZAKI 0557SIE0012; the exact contents are those needed to swap that specific YAMAZAKI motor starter or contactor assembly."},{"question":"What is the cross reference for 3RA9111-8AR20?","answer":"The official cross reference is YAMAZAKI 0557SIE0012 — the 3RA9111-8AR20 is the Siemens kit that replaces that part number."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RA9111-8AR20","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/3RA9111-8AR20 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}}