Cisco Catalyst 2960 Series Intelligent Ethernet Switches are a family of fixed-configuration standalone devices that provide desktop 10/100 Fast Ethernet and 10/100/1000 Gigabit Ethernet connectivity for entry-level enterprise, medium-sized, and branch office networks to enable enhanced LAN services.
http://www.cisco.com/en/US/products/ps6406/products_data_sheet0900aecd80322c0c.html
If you want the switches to have some Layer-3 and/or Power over Ethernet capabilities, you can go for Catalyst 3560 Series Switches.
http://www.cisco.com/en/US/products/hw/switches/ps5528/products_data_sheet09186a00801f3d7d.html
Cisco also provides you an interactive Cisco Catalyst Switch Solution Finder. This easy-to-use tool can help you identify the right Cisco Catalyst Switch to meet your networking requirements for campus, branch, and data center networks of all sizes.
http://www.cisco.com/en/US/products/hw/switches/products_promotion0900aecd8050364f.html