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Siemens AG
Entry type: Product note, Entry ID: 109741078, Entry date: 10/10/2016

Sales and delivery release for new 64 kB, 128 kB and 512 kB SIMATIC Micro Memory Cards

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Due to a change in production, the 64 kB, 128 kB and 512 kB SIMATIC Micro Memory Cards will receive new order numbers. The SIMATIC Micro Memory Cards with the new article number are spare parts-compatible with the previous version and are available immediately.

Ordering information

DesignationNew article numberOld article number
Micro Memory Card 64 kB6ES7953-8LF31-0AA06ES7953-8LF30-0AA0
Micro Memory Card 128 kB6ES7953-8LG31-0AA06ES7953-8LG30-0AA0
Micro Memory Card 512 kB6ES7953-8LJ31-0AA06ES7953-8LJ30-0AA0


This change has already been applied to the remaining SIMATIC Micro Memory Cards with 2 MB, 4 MB and 8 MB. For more information on this, please see the delivery release for the 2 MB SIMATIC MMC under the Entry ID 61185532 and for the 4 MB and 8 MB SIMATIC MMC cards under the Entry ID: 82098000.


The new 64 kB, 128 kB, and 512 kB SIMATIC Micro Memory Cards are compatible with their predecessors and replace them as spare parts. As soon as the 64 kB, 128 kB, and 512 kB SIMATIC MMCs with the old article numbers are sold out, orders will be automatically adjusted to the new article numbers. Following sell-off, the predecessor SIMATIC MCs will no longer be available.

Security information
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