
Safe Checkout
Secure Payments
Fast Delivery
Order Today
Free Shipping
Across the US
Easy Returns
Hassle-Free
3Com 3C16891 7700 48 x 10/100Base-TX LAN Expansion Module
- 48 x 10/100Base-TX Fast Ethernet ports
- Designed for 3Com 7700 Series Switches
- Increases port density for device connectivity
- Supports Fast Ethernet speeds
- Ideal for network edge and access layer deployments
- Plug-and-play installation
- Enhances network scalability
Click on Inquire to get latest price
Free U.S. Ground Shipping
Typically 1-2 handling + 3-7 transit days
Purchase orders accepted
For government, enterprise, data center, and small business customers.
Bulk Purchase Inquiry
Volume pricing and availability
Product Overview
The 3Com 3C16891 is a LAN Expansion Module for the 7700 series switches, providing 48 x 10/100Base-TX ports. This module significantly increases the port density of the switch, enabling more device connections at Fast Ethernet speeds.
Technical Information
| Product Type | LAN Expansion Module |
| Brand | 3Com |
| Model | 3C16891 |
Additional Specifications
| Number of Ports | 48 |
| Port Speed | 10/100Base-TX (Fast Ethernet) |
| Compatibility | 3Com 7700 Series Switches |
Product Description
The 3Com 3C16891 is a high-density LAN expansion module designed to augment the capabilities of the 3Com 7700 series of modular switches. This module features 48 ports that operate at 10/100Base-TX speeds, commonly known as Fast Ethernet. By adding this module to a 7700 series chassis, network administrators can dramatically increase the number of devices that can be connected to the network, making it suitable for environments with a large number of endpoints such as workstations, printers, and IP phones. This module is particularly useful for expanding the access layer of an enterprise network. It allows for the aggregation of numerous end-user devices, providing them with reliable Fast Ethernet connectivity. The 10/100Base-TX standard ensures broad compatibility with a wide range of network peripherals and devices. The plug-and-play nature of the module simplifies deployment, allowing for quick installation and integration into existing network infrastructure. By offering a substantial increase in port count, the 3C16891 enhances the scalability and flexibility of the 3Com 7700 switch platform. It enables organizations to accommodate growing network demands and connect more users and devices without needing to replace the entire switching infrastructure. This cost-effective expansion solution is key to maintaining an efficient and responsive network.



