12 CHAPTER 1: INTRODUCING THE SWITCH 4500 FAMILY
About the Switch 
4500
The Switch 4500 Family are mixed media devices. Table 2 summarizes 
what each Switch consists of:
Tab l e  2   Switch 4500 Family Hardware
* Combo SFP and 10/100/1000 Ports
† 1000BASE-T SFP transceiver installed in last two 1000BASE-X SFP ports
The Switch 4500 Family provides workgroup connectivity at 10- and 
100-Mbps, and high-speed Gigabit ports for stacking, uplinks to a 
backbone, or for server connections. With stacking, you can add 
additional Switch 4500s as your network grows while preserving ease of 
management.
For information about using the software features of the Switch, refer to 
the “Command Reference Guide” on located on 3Com’s Web site at 
www.3com.com.
Switch 4500 Family 
10BASE-T\100BASE-TX Ports
10BASE-T\100BASE-TX PoE Ports
10BASE-T\1000BASE-TX\1000BASE-T Ports
1000BASE-X SFP Ports
1000BASE-T SFP Transceiver
RJ-45 Console Port
 -48V DC RPS Input
Switch 4500 26 Port 24 2* 2* 1
Switch 4500 50 Port 48 2* 2* 2† 1
Switch 4500 PWR 26 Port 24 2* 2* 2† 1 1
Switch 4500 PWR 50 Port 48 2* 2* 2† 1 1