SIMATIC S7-200 SMART, CPU ST60, Standard CPU Module, Transistor Output, 24 V DC Power supply, 36 inputs/24 outputs
$402.85 – $447.61
CPU ST60, standard CPU (-0AA1, pre-V3.0) — 36DI/24DO, 50KB program/data memory. [VERIFIED via Siemens official datasheet]
Technical Specifications
| Variant | ST60 DC/DC/DC |
| Digital I/O | 36 DI 24V DC / 24 DO 24V DC |
| Power Supply | DC 20.4–28.8V |
| Program/Data Memory | 50 KB |
| Note | This is the original ST60 (50KB) — the V3.0 variant (-0AA2) has 100KB memory and dual signal board slots |
| Security Note | Per CISA advisory ICSA-24-165-02, S7-200 SMART CPU firmware versions affected by CVE-2024-35292 (predictable IP ID sequence number, CVSS up to 8.8) should be checked and updated where a network-facing deployment is planned. |
Typical Applications
The original largest-I/O-count standard CPU, suited for larger standalone machines on the established platform.






