{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1FK7042-5AF71-1FH3","brand":"Siemens","brandSlug":"siemens","productSlug":"1FK7042-5AF71-1FH3","canonicalUrl":"https://aoctrl.com/siemens/1FK7042-5AF71-1FH3","factsUrl":"https://aoctrl.com/api/mcp/products/1FK7042-5AF71-1FH3","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 1FK7 compact synchronous servo motor, 1FK7042-5AF71-1FH3, 2.47 kg, EOL-hot lifecycle.","salesMarkdown":"## What the order code actually is The part is a 1FK7 compact synchronous servo motor from Siemens, listed under order code 1FK7042-5AF71-1FH3, sitting in the Servo Motors category above Motors and Motors & Motor Controls in the catalog hierarchy (cites:,). Compact synchronous servos of the 1FK7 generation are the workhorse frame on Siemens SINAMICS lines — a low-inertia rotor matched to a multi-turn absolute encoder, intended to mount on a machine slide or gearbox input where the cycle budget is tight (cites:). ## Lifecycle read: this code is in the EOL-hot window For a cell builder this is the moment to lock in spares for every cell already in the field while there is still genuine stock on the shelf, and to design any new cell around a confirmed-in-production replacement rather than this exact suffix.","metaTitle":"Siemens 1FK7042-5AF71-1FH3 Servo Motor, 1FK7 Compact","metaDescription":"Siemens 1FK7042-5AF71-1FH3 1FK7 compact synchronous servo motor, EOL-hot lifecycle, 2.47 kg. Sourced and quoted to order against an RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Servo Motors"],"specifications":{"title":"1FK7042-5AF71-1FH3","Part #":"1FK7042-5AF71-1FH3","Weight":"2.47 kgs","Category":"Motors","description":"1FK7042-5AF71-1FH3 - 1FK7 COMPACT SYNCHRONOUS MOTOR by SIEMENS","Sub Category":"Servo Motors","Top Category":"Motors & Motor Controls","lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$4,071.62","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/647530720402e9bdb23d5fbad456dc20.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Can 1FK7042-5AF71-1FH3 drop into a panel specified around 1FK7042-5AF71-1DB0 without rewiring?","answer":"Not a safe assumption — the two codes share the 1FK7042 frame prefix, but the DB0 variant carries 5.44 kg against 2.47 kg here, a more-than-two-times mass delta that usually traces back to stack length, brake fitment, or encoder type. Connector pinout, shaft key, and brake leads need to be verified against the cell drawing before a swap is committed (cites:,)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/1FK7042-5AF71-1FH3","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/1FK7042-5AF71-1FH3 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-23T02:46:09.329Z","lastPublished":"2026-07-23T02:46:09.329Z","indexable":true}}