{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1FK7043-4CF21-1RA2","brand":"Siemens","brandSlug":"siemens","productSlug":"1FK7043-4CF21-1RA2","canonicalUrl":"https://aoctrl.com/siemens/1FK7043-4CF21-1RA2","factsUrl":"https://aoctrl.com/api/mcp/products/1FK7043-4CF21-1RA2","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 1FK7 high-dynamic synchronous servo motor, 5.90 kg, order code 1FK7043-4CF21-1RA2, lifecycle stage eol_hot.","salesMarkdown":"## What this motor is on the line The 1FK7043-4CF21-1RA2 is a 1FK7-series high-dynamic synchronous servo motor from Siemens, falling under the Servo Motors category for drives pairing in motion-control cabinets. ## Lifecycle and what it means for the next BOM revision For a panel builder that has this order code wired into a current BOM, the practical sourcing path is independent distribution: quantities are lot-specific, priced against the RFQ, and traceable to a verifiable supply chain rather than a live factory shipment. ## Validation posture for the documentation pack For a sterile-fill or GMP line that already has 1FK7043-4CF21-1RA2 inside a qualified motion loop, the part identification is qualifiable and traceable as long as the declaration pack — nameplate, type plate, and the BOM reference — match what was captured at IQ; the eol_hot stage does not by itself invalidate the existing qualification, but it does mean a re-qualification is unavoidable if the motor is swapped onto a different order code.","metaTitle":"Siemens 1FK7043-4CF21-1RA2 Servo Motor, 5.90 kg","metaDescription":"Siemens 1FK7043-4CF21-1RA2 — 1FK7 high-dynamic synchronous servo motor, 5.90 kg, lifecycle stage eol_hot. Quoted to order against an RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Servo Motors"],"specifications":{"title":"1FK7043-4CF21-1RA2","Part #":"1FK7043-4CF21-1RA2","Weight":"5.90 kgs","Category":"Motors","description":"1FK7043-4CF21-1RA2 - 1FK7 HIGH DYNAMIC SYNCHRONOUS MOTOR by SIEMENS","Sub Category":"Servo Motors","Top Category":"Motors & Motor Controls","lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$995.68","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/647530720402e9bdb23d5fbad456dc20.pdf","sourceUrl":null},"ai":{"faq":[{"question":"When sourcing 1FK7043-4CF21-1RA2, what's the closest functional second-source — 1FK7042-5AF71-1DB0?","answer":"1FK7042-5AF71-1DB0 is documented on the same Servo Motors line but is a different frame and has a different option-string suffix, so it is a class sibling rather than a confirmed drop-in for 1FK7043-4CF21-1RA2 — a panel-to-panel swap would need a mechanical and electrical re-check rather than a wire-only change."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/1FK7043-4CF21-1RA2","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/1FK7043-4CF21-1RA2 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}