HARDWARE FEATURES
Standards and Protocols  IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3x
IEEE 802.3af, IEEE 802.3at, IEEE 802.1q, IEEE 802.1p
Interface  26 10/100/1000 Mbps RJ45 Ports
2 Gigabit SFP Ports
Network Media  10BASE-T: UTP category 3, 4, 5 cable (maximum 100m)
EIA/TIA-568 100Ω STP (maximum 100m)
100BASE-TX: UTP category 5, 5e cable (maximum 100m)
EIA/TIA-568 100Ω STP (maximum 100m)
1000BASE-T: UTP category 5, 5e, 6 or above cable (maximum 100m)
EIA/TIA-568 100Ω STP (maximum 100m)
1000BASE-X MMF, SMF
Fan Quantity  2 Fans
Physical Security Lock  Yes
Power Supply  100-240V AC, 50/60 Hz
PoE+ Ports(RJ45)  Standard: 802.3at/802.3af compliant
PoE+ Ports: 24 Ports
Power Supply: 250 W
Dimensions ( W x D x H )  17.3 × 8.7 × 1.73 in (440 × 220 × 44 mm)
Mounting  Rack Mountable
Max Power Consumption  27 W (220/50Hz. no PD connected)
304.7 W (220/50Hz. with 250 W PD connected)
Max Heat Dissipation  92.07 BTU/h (no PD connected)
1039.03 BTU/h (with 250 W PD connected)
PERFORMANCE
Switching Capacity  56 Gbps
Packet Forwarding Rate  41.7 Mbps
MAC Address Table  8K
Packet Buffer Memory  4.1 Mbit
Jumbo Frame  9 KB
SOFTWARE FEATURES
Quality of Service  Support Port-based 802.1p/DSCP priority
Support 4 priority queues
Rate Limit
Storm Control
L2 Features  IGMP Snooping V1/V2/V3
Static Link Aggregation
Port Mirroring
Cable Diagnostics
Loop Prevention
PoE Auto Recovery
VLAN  Support up to 32 VLANs simultaneously (out of 4K VLAN IDs)
MTU/Port/Tag VLAN
Management  Web-Based GUI
Easy Smart Configuration Utility
Transmission Method  Store-And-Forward
OTHERS
Certification  CE, FCC, RoHS
Package Contents  TL-SG1428PE
Power Cord
Installation Guide
Rackmount Kit
Rubber Feet
Environment  Operating Temperature: 0°C~50°C (32°F~122°F)
Storage Temperature: -40°C~70°C (-40°F~158°F)
Operating Humidity: 10% ~ 90% non-condensing
Storage Humidity: 5%~90% non-condensing