{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7954-8LF01-0AA0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7954-8LF01-0AA0","canonicalUrl":"https://aoctrl.com/siemens/6ES7954-8LF01-0AA0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7954-8LF01-0AA0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC S7, spare part memory card for S7-1x00 CPU/SINAMICS, 3V Flash, 24 MByte, 2.1 mm depth, 24 mm width, 32 mm height.","salesMarkdown":"## What the endurance ratings mean for your application The 6ES7954-8LF01-0AA0: Rated for a minimum of 500,000 write/delete operations and 10 years of data retention after the final programming action. For a typical production line that updates firmware or recipes a few times a year, that endurance is effectively the machine's service life. The 10-year retention figure means the card holds its program reliably through power-off periods — relevant if the machine sits idle for extended shutdowns or if you swap cards between CPUs during troubleshooting.","metaTitle":"Siemens 6ES7954-8LF01-0AA0 SIMATIC S7 Memory Card, 24 MByte","metaDescription":"Siemens 6ES7954-8LF01-0AA0 spare part SIMATIC S7 memory card for S7-1x00 CPU/SINAMICS. 24 MByte Flash-EPROM, 500k write cycles, 10-year retention. Sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["PLC Accessories"],"specifications":{"Depth":"2.1 mm","Flash":"Yes","Width":"24 mm","Height":"32 mm","Memory size":"24 Mbyte","Type of memory":"Flash-EPROM","Weight, approx.":"3 g","lifecycle_stage":"mature","Number of write/delete operations, min.":"500 000","Data retention (after final programming action), min.":"10 y"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$203.20","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=235911&mlfb=6ES7954-8LF01-0AA0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7954-8LF01-0AA0/alternatives.json"},"ai":{"faq":[{"question":"What are the key endurance specifications?","answer":"Minimum 500,000 write/delete operations and minimum 10 years data retention after final programming. These are the figures that govern how many times you can update the card's content and how long it holds the program without power."},{"question":"What is the physical size of this memory card?","answer":"It measures 24 mm wide, 32 mm high, and 2.1 mm deep. It weighs approximately 3 g."},{"question":"Which Siemens devices use this memory card?","answer":"It is specified as a spare part for SIMATIC S7-1x00 CPUs and SINAMICS drives that accept the 3V Flash memory card format. This covers the S7-1200 and S7-1500 controller families."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7954-8LF01-0AA0","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/6ES7954-8LF01-0AA0 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}}