| Ports | ≥ 48 ports |
| Transmission Rate | 10/100/1000Mbps |
| Functions | LACP, POE, QoS, SNMP |
| Communication Mode | Full-Duplex & Half-Duplex |
| Model Number | Ex4300-48p |
| Place of Origin | Shanghai, China |
| Customization | Size and color customizable |
| Suitable For | Workstation, Laptop, Desktop |
| Form Factor | Fixed platform with Virtual Chassis configuration (10 switches) |
| Dimensions | 17.4 x 1.7 x 16.4 in (44.2 x 4.3 x 41.7 cm) - 1 rack unit |
| Backplane Speed | 320 Gbps (Virtual Chassis) |
| Data Rate | 496 Gbps |
| Throughput | 369 Mpps (wire speed) |
| 40GBASE QSFP+ Ports | 4 per switch (up to 20 in Virtual Chassis configuration) |
| Resiliency | Hot-swappable redundant power supply, field-replaceable fans |
| Operating System | Junos OS |
| Traffic Monitoring | sFlow |
| QoS Queues/Port | 12 |
| MAC Address Capacity | 64,000 |
| Jumbo Frames | 9216 bytes |
| VLAN Capacity | 4093 |