Siemens Simatic Memory card for S7-1x00 CPU/Sinamics, 24MB, 3V

Product Overview

The Siemens 6ES7954-8LF04-0AA0 is a 24 Mbyte Flash EPROM memory card designed for use with SIMATIC S7-1x00 CPUs and SINAMICS drive systems. It serves as non-volatile storage for user programs, configuration data, and system parameters in industrial automation environments.

Key Features

• Memory card for SIMATIC S7-1x00 and SINAMICS applications
• 24 Mbyte storage capacity
• Flash EPROM technology for high endurance and long data retention
• Compact dimensions: approximately 24 mm × 32 mm × 2.1 mm
• Designed for reliable industrial operation including many write/erase cycles and extensive data retention

Technical Specifications

• Article Number: 6ES7954-8LF04-0AA0
• Type: Memory Card (Flash EPROM)
• Memory Capacity: 24 Mbyte
• Write/Delete Endurance: Minimum 500,000 cycles
• Data Retention: At least 10 years (under < 50,000 write/erase cycles)
• Dimensions: Width ~24 mm, Height ~32 mm, Depth ~2.1 mm
• Weight (approx.): ~3 g

Compliance & Certifications

• Designed for use in industrial automation systems (SIMATIC, drive controls)
• Meets Siemens quality standards for memory modules in control and drive ecosystems

Applications

Ideal for automation engineers and system integrators requiring non-volatile program/data storage in SIMATIC S7-1x00 controllers or SINAMICS drives. Common applications include machine control systems, modular automation equipment, conveyor systems, and other industrial installations that demand reliable memory storage under high-usage and long-service-life conditions.