Siemens CSM 1277 Unmanaged Switch for S7-1200
Siemens CSM 1277 Compact Switch Module with 4 RJ45 ports for S7-1200 Industrial Ethernet.
The Siemens 6GK7277-1AA10-0AA0 is a Compact Switch Module (CSM) 1277, serving as an unmanaged switch for expanding the Industrial Ethernet capabilities of the SIMATIC S7-1200. It features four RJ45 ports that support 10/100 Mbit/s communication speeds, allowing the S7-1200 and up to three other network devices to be connected.
This module is designed for straightforward integration into Industrial Ethernet networks, enabling easy connection of devices like HMIs, barcode scanners, and other controllers. It is particularly useful in applications where multiple Ethernet devices need to communicate locally with the S7-1200 controller without the complexity of managed switch configuration.
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| Product type | Compact Switch Module |
| Ports | 4 x RJ45 |
| Speed | 10/100 Mbit/s |
| Type | Unmanaged switch |
| Power supply | External 24 V DC |