Dimensions 443 x 43 x 221 mm Weight Rack-Mount Brackets Excluded : 2.80 kg Rack-Mount Brackets Included : 2.89 kg Power Supply AC/DC, Internal, 150W DC Network Interface (16) 10/100/1000 Mbps RJ45 Ethernet Ports (2) 1 Gbps SFP Ethernet Ports Power Method 100-240VAC/50-60 Hz, Universal Input Management Interface Ethernet In-Band Total Non-Blocking Throughput 18 Gbps Switching Capacity 36 Gbps Forwarding Rate 26.78 Mpps ESD/EMP Protection Air: ± 24 kV, Contact: ± 24 kV Sound Level Fan Level: 0 Fan : 34 dBa Fan Level: 1, 2, 3 : 37 dBa PoE Interfaces POE+ IEEE 802.3af/at (Pins 1, 2+; 3, 6-) 24VDC Passive PoE (Pins 4, 5+; 7, 8-) Max. PoE+ Wattage per Port by PSE 34.2W Voltage Range 802.3at Mode 50–57V Max. Passive PoE Wattage per Port 17W 24V Passive PoE Voltage Range 20-27V Max. Power Consumption Including PoE Output : 150W Excluding PoE Output : 28W