| Model | Zyxel GS1920-48 port GbE Smart Managed PoE Switch (GS1920-48HPv2) |
| Switch class | Smart Managed |
| Total port count | 50 Port |
| 100/1000 Mbps | 44 Port |
| Gigabit Combo (RJ-45/SFP) | 4 Port |
| Gigabit SFP | 2 Port |
| PoE ports | 48 Port |
| Total PoE budget (Watts) | 375 Watts |
| High power PoE 802.3at | Yes |
| Switching capacity (Gbps) | 100 Gbps |
| Forwarding rate (Mpps) | 74 Mpps |
| Packet buffer (byte) | 1.5M |
| MAC address table | 16K |
| Flash/RAM | 32 MB/256 MB |
| Input | 100 to 240 V AC, 50/60 Hz |
| Max. power consumption (watt) | 474.3 Watt |
| Dimensions (WxDxH) | 441 x 270 x 44 mm/ 17.36 x 10.63 x 1.73 in |
| Weight | 4.1 kg/9.04 lb |