Used Dell PowerConnect 5324

http://support.dell.com check serial number 8QSYY51. 729 days of warranty remaining as of 15 January 2006.  

• Ports: Twelve (12) RJ-45 10/100/1000BASE-T auto-sensing Gigabit Ethernet switching ports
• Uplink Ports: Four (4) 10/100/1000BASE-T ports operate in combination with four Small Form Factor Pluggable (SFP) transceiver slots
• Management ports: One (1) DB-9 serial console
• Management protocols: CLI, SNMP and Web UI
• Installed Modules: None.
• Firmware Version: 3.1.0.8
• Power Supply: AC or DC (RPS port available)
• NVRAM: 32KB
• Form Factor : 1U Rackmount
• Rackmount Hardware : Fixed rackmount brackets
• Serial Number: TW-09Y-198-70420-3CC-001E
• Model Number: 5212
• Part Number: 9Y198