GS1920-48HPv2 Product name 48-port GbE Smart Managed PoE Switch Switch class Smart Managed Port Density Total port count 50 100/1000 Mbps 44 Gigabit Combo (RJ-45/SFP) 4 Gigabit SFP 2 PoE PoE ports 48 Total PoE budget (Watts) 375 High power PoE 802.3at Yes Performance Switching capacity (Gbps) 100 Forwarding rate (Mpps) 74 Packet buffer (byte) 1.5 M MAC address table 16 K Flash/RAM 32 MB/256 MB Power Input 100 to 240 V AC, 50/60 Hz Max. power consumption (watt) 474.3 Physical Specifications Item Dimensions (WxDxH)(mm/in.) 441 x 270 x 44/ 17.36 x 10.63 x 1.73 Weight (kg/lb.) 4.1/9.04 Included accessories Green Feature Fanless - Environmental Specifications Operating Storage MTBF (hr) 502,509 Heat dissipation (BTU/hr) 1,617.36 Acoustic noise @ 25°C (dBA)