| Basic order number | Name | Manufacturer |
|---|---|---|
| 6DP3500-8AA | EPROM memory modules SPM 500 | Siemens |
| 6ES5374-2KH21 | SIMATIC S5, Memory Card, long type, FLASH-EPROM, 256 kbyte | Siemens |
| 6ES7952-1KP00-0AA0 | S7-400, long design, 5V Flash EPROM, 8 Mbyte | Siemens |
| 6ES5376-1AA11 | Simatic S5 - Memory submodule | Siemens |
| MIKE | Hirschmann - Management Card | Hirschmann |