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3Com 3C16890 7750 48 x 10/100/1000BT PoE GE Expansion Switch Module
- 48 x 10/100/1000Base-T Gigabit Ethernet ports
- Power over Ethernet (PoE) support
- Expansion Switch Module for 7750 series
- Provides high-density network connectivity
- Enables simultaneous data and power delivery
- Ideal for IP phones, wireless access points, and cameras
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Product Overview
The 3Com 3C16890 is a 48-port 10/100/1000Base-T PoE GE Expansion Switch Module. It provides Gigabit Ethernet connectivity with Power over Ethernet (PoE) capabilities for up to 48 devices.
Technical Information
| Product Type | Expansion Switch Module |
| Ports | 48 x 10/100/1000Base-T |
| PoE | Yes |
Additional Specifications
| Brand | 3Com |
| Model | 7750 Series |
| SKU | 3C16890 |
Product Description
The 3Com 3C16890 is a feature-rich Expansion Switch Module designed for the 7750 series chassis. It delivers 48 ports of 10/100/1000Base-T Gigabit Ethernet connectivity, significantly enhancing the port density and performance of the switch. This module is particularly valuable for environments requiring robust wired connections to numerous end devices. A key feature of the 3C16890 is its integrated Power over Ethernet (PoE) capability. This allows the module to supply electrical power to connected devices, such as IP phones, wireless access points, and security cameras, directly through the Ethernet cable. This eliminates the need for separate power adapters for these devices, simplifying installation, reducing cable clutter, and lowering deployment costs. As an expansion module, the 3C16890 offers a scalable solution for network growth. It allows organizations to add significant Gigabit Ethernet and PoE capacity to their existing 7750 infrastructure, ensuring that the network can support the increasing number of connected devices and the bandwidth demands of modern applications.



