Product details
Specifications
Recommand
Service & Policy

01 · Product Details

Official product identity

Siemens industrial automation

Siemens 6ES7953-8LG31-0AA0 128 KB Micro Memory Card

A 3.3 V NFlash Micro Memory Card with 128 KB capacity for SIMATIC automation systems.

Series

SIMATIC S7-300 / C7 / ET 200

Condition

New Original

Warranty

One year

Availability

In stock

Related models on site

Siemens Products

6ES7132-4BD30-0AA0

6ES7132-6BF00-0BA0

02 · Specifications

Official profile for 6ES7953-8LG31-0AA0

Detailed product description

The SIMATIC Micro Memory Card provides 128 KB of non-volatile Flash-EPROM storage for S7-300, C7 and ET 200 systems. Its official data sheet specifies long data retention and a high minimum write/delete cycle count.

Memory capacity	128 KB
Memory type	Flash-EPROM
Supply technology	3.3 V NFlash
Form	Micro Memory Card

Official technical data

Write/delete cycles 100,000 minimum	Data retention 10 years minimum
Width / height 24 mm / 32 mm	Depth 1.4 mm

Operating Environment

Compatible systems	S7-300, C7 and ET 200
Lifecycle	Phase-out announced
RoHS status	Compliant since 4 Oct 2016

Monitoring & Control

Storage behavior	Non-volatile Flash
Capacity	128 kbyte
Diagnostics	Handled by host system

Compact MMC form factor

Long data retention

High write-cycle endurance

03 · Recommand

Application guidance and related products

Brand characteristics

Siemens supports documented automation platforms with coordinated hardware families, official order numbers and structured lifecycle information.

Modular design	Coordinated SIMATIC controller memory
Documented data	Official product and compatibility records
Service support	Lifecycle documentation for installed systems

Application fields

S7-300, C7 and ET 200 projects.

Machine control	S7-300, C7 and ET 200 projects
Process equipment	Industrial automation and service tasks
System service	Replacement in compatible SIMATIC S7-300 / C7 / ET 200 systems

Installation & upgrade: Insert the card into the supported SIMATIC memory slot with the device powered down and verify the 128 KB project requirement before use.

Recommended products

Siemens

6ES7132-4HB13-0AB0	6ES7132-4BD32-0AA0
6ES7132-4BD30-0AA0	6ES7132-4BF50-0AA0
6ES7131-4BD01-0AA0	6ES7131-4BD00-0AA0
6ES7131-4BD50-0AA0	6ES7138-4CA01-0AA0
6ES7193-4CB00-0AA0	6ES7193-4CB10-0AA0
6ES7193-4CA20-0AA0	6ES7193-4CA30-0AA0
6ES7193-4CA40-0AA0	6ES7193-4CA50-0AA0
6ES7193-4CB20-0AA0	6ES7193-4CB30-0AA0
6ES7193-4CB60-0AA0	6ES7193-4CB70-0AA0
6ES7193-4CA70-0AA0	6ES7193-4CA80-0AA0

Helmholz

700-972-0BA12	700-972-7BA12
700-751-1VK21	700-752-1AA23
700-859-1BB01	700-860-MPI01
700-600-1AA11	700-600-2AA11
700-600-3AA11	700-500-0AA01
700-400-1AA01	700-400-2AA01
700-300-1AA01	700-300-2AA01
700-751-8VK21	700-972-0BB12
700-972-7BB12	700-158-0AD02
700-153-8AA01	700-151-0AA23

04 · Service & Policy

Clear process, clear responsibility

Q	Quote Confirm the complete model, condition, requested quantity and delivery destination for a clear quotation.

D	Dispatch Prepare confirmed goods, complete delivery documentation and arrange shipment after order review.

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6ES7953-8LG31-0AA0 128 KB Micro Memory Card

SIMATIC S7-300 / C7 / ET 200

128 KB Micro Memory Card Siemens

Siemens 6ES7953-8LG31-0AA0 Datasheet

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