| General |
| Label | SF250-48HP 48-port 10/100 PoE Switch |
| Status | N1 |
| Device Type | Switch - 48 ports - smart |
| Enclosure Type | Rack-mountable 1U |
| Subtype | Fast Ethernet |
| Ports | 48 x 10/100 (PoE+) + 2 x 10/100/1000 + 2 x combo Gigabit SFP + 2 x Gigabit SFP |
| Power Over Ethernet (PoE) | PoE+ |
| PoE Budget | 195 W |
| Performance | Switching capacity: 17.6 Gbps
Forwarding performance (64-byte packet size): 13.1 Mpps |
| Capacity | MSTP instances: 8
Active VLANs: 256
QoS hardware queues: 4 |
| MAC Address Table Size | 8K entries |
| Jumbo Frame Support | 9KB |
| Routing Protocol | IGMPv2, IGMP, IGMPv3 |
| Remote Management Protocol | SNMP 1, RMON, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, CLI, SCP |
| Encryption Algorithm | MD5, SSL |
| Authentication Method | RADIUS |
| Features | Flow control, IGMP snooping, Syslog support, DoS attack prevention, port mirroring, DiffServ support, WRR queuing, Broadcast Storm Control, IPv6 support, Multicast Storm Control, Unicast Storm Control, SNTP support, STP support, RSTP support, MSTP support, QoS, DHCP server, reset button, LLDP support, DHCP relay, LACP, Port Security, DHCP client, Energy Efficient Ethernet, MIB, CoS, 802.1x authentication, 24 MB packet buffer, Duplicated Address Detection, ToS, DSCP support, 2 fans, cable test, Head of Line Blocking Prevention, ICMP |
| Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3at, IEEE 802.3az |
| Processor | X ARM: 800 MHz |
| RAM | 512 MB |
| Flash Memory | 256 MB |
| Status Indicators | Port transmission speed, system, PoE, link/activity |
| Expansion / Connectivity |
| Interfaces | 48 x 100Base-TX RJ-45 PoE+
2 x 1000Base-T RJ-45
4 x 1000Base-X SFP
1 x USB Type A management |
| Power |
| Power Device | Internal power supply |
| Voltage Required | AC 100-240 V (50/60 Hz) |
| Power Consumption Operational | 44.3 Watt |
| Miscellaneous |
| Rack Mounting Kit | Included |
| MTBF | 286,555.77 hours |
| Compliant Standards | UL 60950, CSA 22.2, FCC CFR47 Part 15 A |
| Dimensions & Weight |
| Width | 44 cm |
| Depth | 35 cm |
| Height | 4.4 cm |
| Weight | 4.93 kg |
| Manufacturer Warranty |
| Service & Support | Limited warranty - advance hardware replacement - 90 days - response time: 10 days |
| Environmental Parameters |
| Min Operating Temperature | 0 °C |
| Max Operating Temperature | 50 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) |
| Min Storage Temperature | -20 °C |
| Max Storage Temperature | 70 °C |
| Humidity Range Storage | 10 - 90% (non-condensing) |
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