Overview |
Zyxel GS1920-48HPv2 Smart L2-Managed Gigabit Switch 48 Port, 4 Port Combo SFP/RJ45, จ่ายไฟ POE 802.3at 48 Port สูงสุด 375W รองรับการ Managed แบบ Standalone/NabulaFlex, VLAN, DHCP Snooping |
Product name |
48-port GbE Smart Managed PoE Switch |
Switch class |
Smart Managed |
Total port count |
50 |
100/1000 Mbps |
44 |
Gigabit Combo (RJ-45/SFP) |
4 |
Gigabit SFP |
2 |
PoE ports |
48 |
Total PoE budget (Watts) |
375 |
High power PoE 802.3at |
Yes |
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 |
Input |
100 to 240 V AC, 50/60 Hz |
Max. power consumption (watt) |
474.3 |
Item |
Dimensions (WxDxH)(mm/in.) |
Fanless |
– |
MTBF (hr) |
502,509 |
Heat dissipation (BTU/hr) |
1,617.36 |
Acoustic noise @ 25°C (dBA) |
26.5 |
Operating |
Temperature 0°C to 50°C/32°F to 122°F |
Storage |
Temperature -40°C to 70°C/-40°F to 158°F |
Included accessories |
Power cord |
Standard Compliance |
IEEE 802.3u 100BASE-TX Ethernet* |
Resilience and Availability |
IEEE 802.1D Spanning Tree Protocol (STP)* |
Traffic Control |
802.1Q Static VLANs*/Dynamic VLANs: 1 K/4 K |
Security |
802.1X* |
Quality of Service (QoS) |
No. of hardware queues per port: 8* |
Layer 2 Multicast |
L2 multicast |
Manageability |
SNMP v1, v2c, v3 |
IPv6 Management |
IPv6 over Ethernet (RFC 2464) |
Device Management |
Standalone management by Web interface |
MIB |
Zyxel private common MIB |
Certifications |
Safety |
Zyxel One Network |
ZON Utility* |
Smart Connect |
Discover neighboring devices |