{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1FK7044-4CF71-1UA1","brand":"Siemens","brandSlug":"siemens","productSlug":"1FK7044-4CF71-1UA1","canonicalUrl":"https://aoctrl.com/siemens/1FK7044-4CF71-1UA1","factsUrl":"https://aoctrl.com/api/mcp/products/1FK7044-4CF71-1UA1","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 1FK7 high-dynamic synchronous servo motor, 1FK7044-4CF71-1UA1, EOL hot, 7.26 kg, frame size 4.","salesMarkdown":"## What this motor is and why sourcing is the priority The Siemens 1FK7044-4CF71-1UA1 sits in the 1FK7 high-dynamic synchronous servo motor family — a compact, high-inertia machine intended for SINAMICS-driven axes that need rapid accel/decel profiles in machine tools, packaging, and converting lines (cite:,). The headline reality for this part is lifecycle, not ratings: it carries an EOL hot designation, meaning the original Siemens production run has closed and remaining stock lives in independent distribution channels (cite:). ## Sourcing posture for an EOL hot servo motor An EOL hot tag on a Siemens 1FK7 motor means the factory has stopped taking new orders for the 1FK7044-4CF71-1UA1 — repair, service, and last-time-buy stock is what keeps the line moving (cite:). ## Fit, drop-in, and what to verify before committing A 1FK7044-4CF71-1UA1 will not drop into a panel originally specified around a 1FK7042-5AF71-1DB0 without engineering review — the frame stack, encoder/resolver interface, winding code (the CF vs AF suffix), and brake/connector options all differ even when the shaft and bolt pattern look similar on the drawing (cite:). Before committing a BOM line, confirm the winding code, brake option, and encoder type against the nameplate of the existing axis — Siemens suffixes encode those choices, and a mismatch forces a drive parameter reset and a mechanical re-fit (cite:,).","metaTitle":"Siemens 1FK7044-4CF71-1UA1 Servo Motor, 7.26 kg","metaDescription":"Siemens 1FK7044-4CF71-1UA1 1FK7 high-dynamic synchronous servo motor, EOL hot, 7.26 kg. Sourced to order against an RFQ for last-time-buy and service stock.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Servo Motors"],"specifications":{"title":"1FK7044-4CF71-1UA1","Part #":"1FK7044-4CF71-1UA1","Weight":"7.26 kgs","Category":"Motors","description":"1FK7044-4CF71-1UA1 - 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":"$792.48","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/647530720402e9bdb23d5fbad456dc20.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Where can I buy 1FK7044-4CF71-1UA1 and how do I get a price?","answer":"Independent industrial automation distribution is the channel for this code — submit an RFQ with the quantity and any nameplate details, and availability, current pricing, and remaining-lot size come back confirmed against the quote (cite:)."},{"question":"Will 1FK7044-4CF71-1UA1 drop into a panel specified around 1FK7042-5AF71-1DB0?","answer":"Not as a straight drop-in — the 1FK7042-5AF71-1DB0 is a smaller-frame 1FK7 motor at 5.44 kg with a different winding code, and substituting it requires a mechanical re-fit plus a drive parameter reset, not just a swap (cite:)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/1FK7044-4CF71-1UA1","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/1FK7044-4CF71-1UA1 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}}