6ES7954-8LE03-0AA0 SIMATIC S7 Memory Card 12MB Flash EPROM | Siemens

The Original New Siemens 6ES7954-8LE03-0AA0 SIMATIC S7 Memory Card is a 12 MB Flash-EPROM storage module designed as the load memory for SIMATIC S7-1x00 controllers and SINAMICS drives. It serves as the non-volatile storage medium for user programs, hardware configurations, and system data, functioning as the "hard drive" for S7-1200 and S7-1500 PLCs. This memory card is an essential accessory for controller operation, enabling program storage, firmware updates, project backups, and data logging. Part of the SIMATIC S7 memory card series with different capacity variants for scalable system requirements. This product is a spare part and has been replaced by the functionally compatible successor 6ES7954-8LE04-0AA0.

Core Engineering Highlights:
12 MB Flash-EPROM memory | 3.3V operating voltage | 500,000 minimum erase/write cycles | 10-year data retention (min.) | S7-1x00 CPU/SINAMICS compatibility | 24 x 32 x 2.1 mm | 3 g weight | IP20 protection

Key Features:

• Original New Siemens 6ES7954-8LE03-0AA0 memory card

• 12 MB Flash-EPROM memory for reliable, non-volatile storage

• 3.3V flash technology for low-power operation

• Minimum 500,000 erase/write cycles for exceptional endurance

• Minimum 10-year data retention after programming

• Required as load memory for SIMATIC S7-1500 CPUs (program and data storage)

• Essential accessory for S7-1200 and S7-1500 controller operation

• Also compatible with selected SINAMICS drive systems

• Industrial-grade NAND Flash with ECC for data integrity

• Spare part — functionally compatible successor: 6ES7954-8LE04-0AA0

• Compact 24 x 32 x 2.1 mm form factor

• Lightweight: approx. 3 g

• RoHS compliant

Applications:

• Program storage for S7-1200 and S7-1500 CPUs

• Hardware configuration and project data storage

• System firmware updates for CPUs and SINAMICS drives

• Recipe data backup and system image storage

• Program and data transfer between multiple PLC systems

• Load memory for S7-1500 CPU operation

Technical Specifications:

System Compatibility:

• SIMATIC S7-1200 CPUs (all variants)

• SIMATIC S7-1500 CPUs (required as load memory)

• ET 200SP CPUs

• Selected SINAMICS drive systems

• Part of SIMATIC S7 memory card series with different capacity variants for scalable system requirements

Related Products (Capacity Variants):

• 6ES7954-8LC03-0AA0 – 4 MB

• 6ES7954-8LE03-0AA0 – 12 MB (current model)

• 6ES7954-8LF03-0AA0 – 24 MB

• 6ES7954-8LL03-0AA0 – 256 MB

Choose higher capacity cards for larger program storage and data logging requirements.

PLC ERA is an independent industrial automation distributor supplying 100% genuine Original New products through established global supply channels. Siemens, SIMATIC, S7-1200, S7-1500, and SINAMICS are trademarks of Siemens AG.