Used Cisco LAN Switch

Part # WS-C3750-24PS-S

Product Description: Cisco Catalyst 3750 Series - 3750 24-Port PoE SMI. This switch includes the following: 48 Ethernet 10/100 ports, 4 SFP uplinks with IEEE 802.3af,  Cisco prestandard Power over Ethernet, 32-Gbps, high-speed stacking bus, stacking technology, 1-rack-unit (RU) stackable, multilayer switch
Enterprise-class intelligent services delivered to the network edge, EMI installed, and full dynamic IP routing.

About Cisco Catalyst 3750 Product Series: "Four models of stackable switches offering 24 or 48 10/100 Ethernet ports. One model offers 12 Gigabit Ethernet ports. The switches utilize StackWise technology, which allows stacking with nine other 3750 units" (Cisco a Beginner's Guide Third Edition by Velte & Velte 2004).

Cisco Catalyst 3750 Series LAN Switches
Cisco Switches - Part Numbers Listed Alphabetically

Cisco Catalyst 3750 Data Sheet
Cisco Catalyst 3750 Series Switches Quick Look
Cisco Catalyst 3750G Integrated Wireless LAN Controller