TP-Link TL-SG1428PE 28-Port Switch TP-Link TL-SG1428PE 28-Port Switch 24 10/100/1000Mbps RJ45 PoE+ Ports Switch with 2 SFP Slots PoE power budget is up to 250 W*, making it ideal for small to medium business surveillance systems Priority Mode helps to guarantee the quality of sensitive application like video monitoring PoE Auto Recovery enables system self-healing to guarantee the stable operation of PoE-connected devices QoS is for smooth internet-surfing experience and IGMP Snooping is capable of optimizing traffic for IPTV Intelligent power management can protect the switch from overload Learn more about TP-Link PoE technology > 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 Features Web-Based GUI Easy Smart Configuration Utility Transmission Method Store-And-Forward OTHERS Certification CE, FCC, RoHS Package Content 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 For additional version information, please go to the support page.