Cisco SG500-28P User Manual

6 500 Series Stackable Managed Switches
Power over Ethernet (PoE) Considerations
If your switch is one of the PoE models, consider the following table for
specific information:
NOTE The switch can deliver a maximum of 15.4 Watts to any 10/100
Gigabit PoE port. SF500-24MP, SF500-48MP, SG500X-24MPP, and
SG500X-48MP can deliver a maximum of 30 Watts to any PoE port.
WARNING The switch is to be connected only to PoE networks without
routing to the outside plant.
CAUTION Consider the following when connecting switches capable of
supplying PoE:
The PoE models of the switches are PSE (Power Sourcing
Equipment) that are capable of supplying DC power to
attaching PD (Powered Devices). These devices include VoIP
500 Series Switches with Power Over Ethernet
Model Power
Dedicated to
PoE
Number of
Ports
Supporting
PoE
PoE Standard
Supported
SF500-24P 180 Watt 24 802.3af and 802.3at
SF500-24MP 375 Watts 24 802.3af and 802.3at
SF500-48P 375 Watts 48 802.3af and 802.3at
SF500-48MP 740 Watts 48 802.3af and 802.3at
SG500-28P 180 Watt 24 802.3af and 802.3at
SG500-28MPP 740 Watts 24 802.3af and 802.3at
SG500-52P 375 Watts 48 802.3af and 802.3at
SG500-52MP 740 Watts 48 802.3af and 802.3at
SG500X-24P 375 Watts 24 802.3af and 802.3at
SG500X-
24MPP
740 Watts 24 802.3af and 802.3at
SG500X-48P 375 Watts 48 802.3af and 802.3at
SG500X-48MP 740 Watts 48 802.3af and 802.3at

Cisco SG500-28P Specifications

General

Switching Capacity	56 Gbps
Forwarding Rate	41.67 Mpps
Flash Memory	32 MB
Operating Humidity	10% to 90% non-condensing
PoE	Yes
Layer	Layer 2 and Layer 3
Stackable	Yes
Power Supply	Internal
Management	Web-based GUI, CLI, SNMP
Jumbo Frame Support	Yes
VLANs	4096 VLANs
MAC Address Table Size	16K entries
Dimensions	440 x 44 x 350 mm
Operating Temperature	0°C to 45°C
Ports	28 (24 x 10/100/1000 PoE+ ports, 4 x 10/100/1000/SFP combo ports)