6ES7921-5CB20-0AA0
Product ID:185231
Updated: 2026/4/3

Key Features
- 1Connect 32 digital I/O modules to S7-1500 systems seamlessly. 2、Utilize a reliable 1x50 pole IDC connector for stable data transfer. 3、Provide secure power distribution via robust screw terminals. 4、Reduce installation time with efficient, tool-friendly wiring design. 5、Ensure broad compatibility across S7-1500 digital module families.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Lifecycle | P.M300 | Country of Origin | Germany |
| ECCN | EAR99H | AL | N |
| Model Number | 6ES7921-5CB20-0AA0 |
Specifications may be subject to change without notice
