{"product_id":"siemens-6es7953-8lj31-0aa0-industrial-automation-module","title":"Siemens 6ES7953-8LJ31-0AA0 Industrial Automation Module","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eWhen dependable program storage is essential for S7-300 systems, the Siemens 6ES7953-8LJ31-0AA0 Micro Memory Card delivers robust memory retention. As part of the Siemens S7-300\/C7\/ET 200 family, this card stores critical PLC logic and data reliably over long periods.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications Breakdown\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type Designation\u003c\/td\u003e\n\u003ctd\u003eMicro Memory Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eFlash-EPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Size\u003c\/td\u003e\n\u003ctd\u003e512 kbyte\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Write\/Delete Operations\u003c\/td\u003e\n\u003ctd\u003e100,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Retention (after final programming)\u003c\/td\u003e\n\u003ctd\u003e10 years (min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e24 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e1.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 2 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eThe Siemens 6ES7953-8LJ31-0AA0 uses Flash-EPROM technology, offering 512KB capacity. With a minimum of 100,000 write\/delete cycles, it withstands frequent updates. The 10-year data retention ensures program integrity even when power is removed.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThis Micro Memory Card belongs to the Siemens S7-300, C7, and ET 200 product families. Use it in S7-300 CPUs that support MMC (Micro Memory Card) slots. It integrates directly without additional adapters.\u003c\/p\u003e\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\u003cp\u003eIn manufacturing lines, the Siemens 6ES7953-8LJ31-0AA0 stores machine control programs, maintaining uptime through reliable data retention. For process automation, it holds configuration data for ET 200 remote I\/O stations. Its robust design reduces downtime caused by memory corruption.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing, verify your S7-300 CPU supports MMC format and confirm the required memory capacity. The Siemens 6ES7953-8LJ31-0AA0 offers 512KB, suitable for small to medium applications. For genuine modules, trust PLC Source PRO, available at ubest101.myshopify.com. Ensure the card is used in approved environmental conditions for maximum reliability.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default","offer_id":44411090862179,"sku":"6ES7953-8LJ31-0AA0","price":280.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/6AR1303-0AA01-0AA0-c1_e86be949-3f1b-443e-95f1-331cd92629b9.jpg?v=1785216116","url":"https:\/\/www.plcsourcepro.com\/products\/siemens-6es7953-8lj31-0aa0-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}