The Siemens 6ES7954-8LC02-0AA0 is a high-quality memory card designed for the SIMATIC S7 series. This flash memory card offers a storage capacity of 4 MB, providing ample space for your PLC system's data storage needs. The card is designed to withstand a minimum of 500,000 write/delete operations, ensuring durability and long-term reliability. With a data retention period of at least 10 years after the final programming action, this memory card is an excellent choice for maintaining the integrity of your data over time. The compact design, with dimensions of 24mm in width, 32mm in height, and a depth of 2.1mm, makes it easy to install in your PLC system. Weighing approximately 3g, it's lightweight and won't add any significant bulk to your setup. The Siemens 6ES7954-8LC02-0AA0 memory card is a reliable and efficient solution for your data storage needs in industrial automation applications.