{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7953-8LL11-0AA0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7953-8LL11-0AA0","canonicalUrl":"https://aoctrl.com/siemens/6ES7953-8LL11-0AA0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7953-8LL11-0AA0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIMATIC S7, Micro Memory Card for S7-300/C7/ET 200S IM151 CPU, 3.3 V Nflash, 2 MB, mature lifecycle stage.","salesMarkdown":"The Siemens 6ES7953-8LL11-0AA0 is a SIMATIC S7 Micro Memory Card designed for S7-300, C7, and ET 200S IM151 CPUs. It provides 2 MB of Nflash storage at 3.3 V, serving as the program and data retention medium for these controller families. This memory card carries a mature lifecycle stage, meaning it is no longer in active new-production release but remains available through distribution channels for ongoing maintenance and replacement needs. ## Deployment Context The card plugs directly into the CPU slot of S7-300 or ET 200S IM151 modules — no additional wiring or DIN-rail space required. It is the standard memory medium for program transfer and firmware updates in these Siemens platforms.","metaTitle":"Siemens 6ES7953-8LL11-0AA0 SIMATIC S7 Micro Memory Card, 2 M","metaDescription":"Siemens 6ES7953-8LL11-0AA0 SIMATIC S7 Micro Memory Card for S7-300/C7/ET 200S IM151 CPU. 3.3 V Nflash, 2 MB. Mature lifecycle stage. Sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["PLC Accessories"],"specifications":{"lifecycle_stage":"mature"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$129.54","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=88245&mlfb=6ES7953-8LL11-0AA0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7953-8LL11-0AA0/alternatives.json"},"ai":{"faq":[{"question":"What is the storage capacity of this memory card?","answer":"The card provides 2 MB of Nflash storage at 3.3 V, suitable for program and data retention in S7-300, C7, and ET 200S IM151 CPUs."},{"question":"Which Siemens controllers is this card compatible with?","answer":"It is designed for SIMATIC S7-300, C7, and ET 200S IM151 CPU families."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7953-8LL11-0AA0","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/6ES7953-8LL11-0AA0 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}}