Cisco WS-X6148A-45AF | Classic Interface Module-Expansion Module 10/100 Ethernet x 48

1. Interface Type: Expansion module
2. Form Factor: Plug-in module
3. Ports Qty: 48 ports
4. Connectivity Technology: Wired
5. Data Link Protocol: Ethernet, Fast Ethernet
6. Data Transfer Rate: 100 Mbps
7. MAC Address Table Size: 12K entries
8. Status Indicators: Port status, link activity, link OK, module status
9. Features: Auto-negotiation, VLAN support, manageable
10. Compliant Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.3af, IEEE 802.3x
11. Expansion Slots: 48 (total) / 48 (free) x Ethernet 10Base-T/100Base-TX - RJ-45
12. Dimensions (WxDxH): 14.4 in x 10.5 in x 1.2 in

Notes:
1. This module is compatible with Cisco Catalyst 4500 and 4500-X series switches.
2. It supports Power over Ethernet (PoE) which allows power to be supplied to connected devices such as IP phones and wireless access points.
3. The module can be hot-swapped, allowing for easy installation and removal without disrupting the network.