{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7953-8LP31-0AA0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7953-8LP31-0AA0","canonicalUrl":"https://aoctrl.com/siemens/6ES7953-8LP31-0AA0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7953-8LP31-0AA0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 6ES7953-8LP31-0AA0 — now in phase-out and being discontinued. Supplied from remaining channel stock; full specifications, lifecycle and same-series options are below.","salesMarkdown":"## Overview The 6ES7953-8LP31-0AA0 is a Siemens SIMATIC S7 Micro Memory Card, an 8 Mbyte Flash-EPROM module operating at 3 V, designed for use with C7 and ET 200 systems. This memory card has been officially phased out by Siemens as of October 1, 2023, making it a discontinued item that must now be sourced through surplus or broker channels. The card stores the PLC program and data in non-volatile Flash-EPROM, rated for a minimum of 100,000 write/delete cycles and a data retention period of at least 10 years after the final programming action. With 8 Mbyte capacity, this card holds logic and data blocks. The 3 V operating voltage is specific to the SIMATIC S7 memory interface; verify compatibility with the target CPU before ordering. ## Applications This Micro Memory Card is used in Siemens C7 and ET 200 programmable controllers to load and store the user program, configuration data, and recipe parameters. It is a standard accessory for field upgrades, program transfers, and backup storage in industrial automation systems.","metaTitle":"Siemens 6ES7953-8LP31-0AA0 SIMATIC S7 Micro Memory Card 8 MB","metaDescription":"Siemens 6ES7953-8LP31-0AA0 SIMATIC S7 Micro Memory Card, 3 V, 8 MB Flash-EPROM, for S7-300/C7/ET 200. Phase-out since 2023-10-01.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"NRND","categoryPath":[],"specifications":{"Group Code":"R132","Product Group":"2291","Product class":"A: Standard product which is a stock item could be returned within the returns guidelines/period.","Quantity Unit":"1 Piece","Product Family":"Ordering Data Overview","lifecycle_stage":"mature","Packaging Quantity":"1","Export Control Regulations":"AL : N / ECCN : N","Packaging dimensions (L x W x H)":"11.5 x 9.2 x 0.32 cm","Compliance with the substance restrictions according to RoHS directive":"Since: 31-10-13","REACH Art. 33 Duty to inform according to the current list of candidates":"Reach Information"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$393.70 – $1,030.65","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=262255&mlfb=6ES7953-8LP31-0AA0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7953-8LP31-0AA0/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7953-8LP31-0AA0","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/6ES7953-8LP31-0AA0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:21:01.794Z","lastPublished":"2026-09-02T08:21:01.794Z","indexable":true}}