Product Film · 01 SIMATIC Series Memory Card 4 MB Flash-EPROM Need This Part? ASK FOR PRICE ↗ Siemens · SIMATIC S7-400 Siemens 6ES7952-1KM00-0AA0 Memory Card Siemens 6ES7952-1KM00-0AA0 is a SIMATIC S7-400 memory card featuring a long design and 4 Mbytes of Flash-EPROM storage. It serves as non-volatile CPU load memory for the S7-400 user program. Flash-EPROM retains stored program data when power is removed and when the card is outside the CPU. Its memory technology and