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Siemens 6ES7954-8LF03-0AA0 SIMATIC S7 Memory Card

£413.94

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  • 24 MB Flash Storage for S7-1×00 / SINAMICS
  • Secure Industrial-Grade Memory
  • RoHS Compliant
  • Compatible with Discontinued and Legacy Systems
  • Successor Available for Ongoing Support
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SKU: 6ES7954-8LF03-0AA0 Category: Tag: Brand:
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Siemens 6ES7954-8LF03-0AA0 SIMATIC S7 Memory Card

6ES79548LF030AA0 – Spare SIMATIC S7 memory card, 3V flash technology, with 24 MB capacity, suitable for S7-1×00 CPUs and SINAMICS drives. Designed for industrial automation use and secure program/data storage.


Technical Specifications

  • Model: 6ES7954-8LF03-0AA0 Siemens
  • Type: Spare Part – Memory Card
  • Flash Type: 3V Flash
  • Memory Capacity: 24 MB
  • Compatibility:
    • SIMATIC S7-1×00 CPUs
    • SINAMICS Drive Systems
  • Mounting: Slot-in to CPU / Drive
  • Net Weight: 0.028 kg
  • Dimensions (HxWxD): 9.2 × 11.5 × 0.32 cm

Function & Application

Purpose: The 6ES7954-8LF03-0AA0 memory card provides secure, industrial-grade storage for SIMATIC CPU programs and data. It is used for firmware, project, or backup storage within Siemens S7-1×00 or SINAMICS environments.

Typical Applications:

  • Program storage for S7-1200 / S7-1500 CPUs
  • Drive parameter backup for SINAMICS systems
  • Program portability between CPUs
  • Long-term system backups

Important Product Notice

This product has been discontinued by Siemens as of 24.04.2024.
It has been replaced by the updated successor:
6ES7954-8LF04-0AA0 – SIMATIC S7 Memory Card, 24 MB

Compare old vs new:
Compare Products


Compliance & Classification

  • Product Lifecycle: PM410 – Discontinued
  • RoHS Compliance: Since 13.10.2017
  • REACH Substances: None listed
  • Commodity Code: 85235110
  • Catalog ID: ST72
  • Product Group: 4A92
  • Group Code: R132
  • Product Class: A – Returnable stock item
  • Country of Origin: Germany
  • EAN: 4047623409038
  • UPC: 804766522512

Reliable Industrial Storage – Replaced by Successor 6ES7954-8LF04-0AA0

The Siemens 6ES7-954-8LF03-0AA0 provided reliable memory expansion for automation applications. For new projects or replenishment, please refer to the fully compatible 6ES7954-8LF04-0AA0 replacement card.


Key Features & Benefits:

✅ 24 MB Flash Storage for S7-1×00 / SINAMICS

✅ Secure Industrial-Grade Memory

✅ RoHS Compliant

✅ Compatible with Discontinued and Legacy Systems

✅ Successor Available for Ongoing Support


📦 Order the Successor Today for Fast UK & Europe Delivery!

At Drive Outlet Megastore, we offer the Siemens 6ES7954-8LF03-0AA0 prices, including the updated 6ES7954-8LF04-0AA0.

Need help selecting the right replacement part or validating compatibility? Contact our support team today.

Stay up and running with Siemens and Drive Outlet Megastore.

Weight 2.5 kg

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Siemens is a global leader in industrial automation, drive technology, and electrical control systems. Siemens products are known for exceptional reliability, advanced engineering, and seamless integration across automation and motor control applications.


At Drive Outlet Megastore, we stock a wide range of Siemens automation products including SINAMICS inverter drives, SIMATIC PLC controllers, HMIs, power supplies, and automation components. Our selection includes both current and legacy Siemens models, ensuring compatibility with existing systems and new installations.


Siemens products are commonly used in manufacturing, conveyor systems, robotics, packaging machinery, and industrial production lines. Their advanced control capabilities, robust construction, and long service life make them a trusted choice for industrial automation worldwide.


We supply Siemens products with fast delivery and competitive pricing, helping minimise downtime and maintain reliable system performance. If you’re unsure which Siemens product is suitable for your application, our technical team can help you identify and select the correct model.

Select Siemens Products by Category

Use the links below to browse popular Siemens product categories:

Need help finding a specific Siemens part? Send us your part number or requirements — we’ll provide a fast quote and availability.

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Need help with PLC/HMI compatibility and correct accessories?

Send your controller/network details — we’ll confirm comms, expansion, and the right cables/modules.

  • Ethernet/serial/fieldbus compatibility checks
  • Correct cables, memory and add-on modules
  • Fast quote with suitable alternatives

Looking for more options? View all Siemens products or shop our full range of SD Cards — in stock and ready to ship!