Siemens 6ES7953-8LF20-0AA0 SIMATIC S7 Micro Memory Card

Siemens 6ES7953-8LF20-0AA0 64 KB S7-300 C7 ET 200 Memory Card
Siemens 6ES7953-8LF20-0AA0 64 KB S7-300 C7 ET 200 Memory Card
Siemens 6ES7953-8LF20-0AA0 64 KB S7-300 C7 ET 200 Memory Card
SIMATIC S7 · 64 KB · Micro Memory Card

Siemens 6ES7953-8LF20-0AA0 SIMATIC S7 Micro Memory Card

Removable 3.3 V Nflash storage for documented S7-300, C7, and ET 200 applications.

Product Overview

Siemens 6ES7953-8LF20-0AA0 is a 64 KB SIMATIC S7 Micro Memory Card documented for S7-300, C7, and ET 200 systems. Siemens specifies 3.3 V Nflash technology. The ET 200M operating instructions document this capacity for saving the IM153-4 PN device name, while a firmware update requires a card of at least 2 MB. Official lifecycle data lists the article as End Prod.Lifecycl. and names 6ES7953-8LF31-0AA0 as the successor. Buyers should verify the host device, intended task, and memory-capacity requirement before ordering.

Commercial Status

Product Condition Original new
Availability In stock
Official Lifecycle End Prod.Lifecycl.
Warranty With 1 year warranty
Shipping Worldwide shipping options are checked for each order.

Condition, availability, and warranty are Stockoems commercial terms and are not manufacturer statements.

Verified Technical Data

Manufacturer Siemens
Complete Part Number 6ES7953-8LF20-0AA0
Product Type SIMATIC S7 Micro Memory Card
Memory Capacity 64 KB
Operating Voltage 3.3 V
Memory Technology Nflash
Documented Platforms S7-300, C7, ET 200
Official Lifecycle End Prod.Lifecycl.
Official Successor 6ES7953-8LF31-0AA0
Packaging Dimensions 10.6 x 9.3 x 0.5 cm
Net Weight 0.03 kg
Documented ET 200M Use 64 KB is sufficient for saving the IM153-4 PN device name

Product Photo Evidence

For the quoted unit, request clear photos of the complete product, front label, side markings, connection areas, and packaging. Match the full suffix 6ES7953-8LF20-0AA0 before approval.

System Fit and Applications

Device-Name Storage

The ET 200M instructions document a 64 KB Micro Memory Card as sufficient for saving the IM153-4 PN device name.

Capacity Boundary

The same official instructions require at least 2 MB for an IM153-4 PN firmware update, so this 64 KB card must not be selected for that task.

  • Documented device-name storage for an IM153-4 PN installation
  • Program or device-data storage in supported S7-300, C7, and ET 200 systems
  • Service replacement where the host manual specifies this exact article and capacity
  • Maintenance spare planning for installed systems with verified 64 KB requirements

Compatibility and Procurement Checks

  1. Verify the full suffix and 64 KB capacity against the purchase request.
  2. Confirm the host CPU or interface module and the intended storage task.
  3. Do not select this 64 KB card for a firmware update that requires at least 2 MB.
  4. Check successor compatibility, project backup, required quantity, and label photos before approval.

Lifecycle Note

Siemens lists this exact article as End Prod.Lifecycl. and identifies 6ES7953-8LF31-0AA0 as its successor. The official lifecycle wording is preserved exactly.

Frequently Asked Questions

What is 6ES7953-8LF20-0AA0?

It is a 64 KB, 3.3 V Nflash SIMATIC S7 Micro Memory Card documented for S7-300, C7, and ET 200 systems.

Can it store an IM153-4 PN device name?

Yes. Siemens documents 64 KB as sufficient for saving the device name.

Can it be used for an IM153-4 PN firmware update?

The official instructions require at least 2 MB for that update, so this 64 KB card is not suitable for the task.

What is the official lifecycle status?

Siemens lists the exact article as End Prod.Lifecycl. and names 6ES7953-8LF31-0AA0 as successor.

What should be checked before ordering?

Confirm the full suffix, host device, intended task, capacity requirement, project backup, quantity, and label photos.

Request a Compatibility and Supply Check

Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.

Email: sales6@apterpower.com   |   WhatsApp: +86 18159889985

Stockoems Industrial Automation Service

Structured verification, documentation, packaging, and after-sales coordination for Siemens 6ES7953-8LF20-0AA0 procurement.

Procurement Verification Route

01 · Identity Gate

Model and suffix verification checks every character of the requested article. Condition confirmation records the agreed commercial condition, while product and label photo confirmation supports visual review before dispatch.

02 · Engineering Gate

Technical compatibility review compares the requested controller or interface-module application, host order number, memory capacity, and project requirements without treating another part number as an automatic substitute.

03 · Fulfilment Gate

Protective packaging, worldwide shipping, shipment tracking, and customs documentation are coordinated for the confirmed order and destination.

04 · After-Sales Gate

Written warranty terms, a documented return authorization process, and a defined after-sales response path help purchasers manage exceptions after delivery.

Stockoems engineers reviewing industrial automation procurement requirements
Technical and commercial requirement review
Industrial automation module label and condition inspection
Label, condition, and visual evidence check

Quality and Logistics Controls

Control Point Stockoems Handling
Inspection Visual condition, identifying marks, supplied quantity, and order details are checked against the agreed scope.
Label verification The complete part number and suffix are compared with the purchase request and available photo evidence.
Packaging Protective materials are selected to reduce movement, impact, dust, and moisture exposure in transit.
Logistics and documents Shipping coordination, tracking information, and customs documentation are prepared for the confirmed destination.
After-sales communication Questions, warranty terms, and return authorization requirements are handled through a documented contact path.

Specific delivery timing and exact available quantity are confirmed only for the individual quotation.

Supplier Qualification FAQ

How should an end user identify a qualified automation supplier?

Ask for the complete legal company identity, a traceable quotation, exact model and suffix confirmation, current product photos when available, written commercial terms, and a clear after-sales contact.

What should a procurement professional verify before payment?

Match the supplier name, bank beneficiary, quotation, quantity, condition, warranty, Incoterms, destination, packing scope, and return process. Resolve inconsistencies in writing.

What evidence matters most to an engineer?

The full suffix, hardware revision where applicable, label photos, electrical and interface data, system fit, configuration requirements, and terminal or accessory compatibility should align with project documentation.

Which warning signs deserve extra scrutiny?

Unusually low pricing, pressure for immediate payment, refusal to provide label photos, vague warranty language, changing bank details, inconsistent company names, copied technical claims, and an unclear return address are common risk signals.

Coordinate Your Order Review

Share the complete part number, required quantity, destination country, and available product or label photos for a structured review.

Email: sales6@apterpower.com   |   WhatsApp: +86 18159889985

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Models were randomly selected from the customer-provided TXT lists. Only exact Stockoems product matches are linked; unlinked entries remain plain text.

Contact Stockoems

Email: sales6@apterpower.com   |   WhatsApp: +86 18159889985

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