The HP 2620 Switch Series consists of five switches with 10/100 connectivity. The HP 2620-24 Switch is a fanless switch with quiet operation, making it ideal for deployments in open spaces. The HP 2620-24-PPoE+ Switch, HP 2620-24-PoE+ Switch, and HP 2620-48-PoE+ Switch are IEEE 802.3af- and IEEE 802.3at-compliant switches and provide up to 30 W per powered port. The HP 2620-48 Switch has variable speed fans for quiet operation. All 2620 series switches include two 10/100/1000BASE-T ports and two SFP slots for Gigabit Ethernet uplink connectivity. An optional redundant external power supply is also available to provide redundancy in the event of a power supply failure. With IPv4/IPv6 static and RIP routing, robust security and management features, free lifetime warranty, and free software updates, the HP 2620 Switch Series is a cost-effective solution for customers who are building converged enterprise edge networks. Ports 24 Media interfaces Total Number of Network Ports 24 Token Ring Port No LRE Port No Uplink Port Yes Number of PoE+ Ports 24 Manageable Yes Power Supply Input Voltage 110 V AC 220 V AC Power Source Power Supply Redundant Power Supply Yes Power consumption 39.5 W (maximum) Others Product dimensions (W x D x H) 17.44 x 14.5 x 1.73 in Weight ( Imperial ) 5Kg Management & Protocols QoS CLI RMON 1,2,3,9 sFlow VLAN DHCP Web-based Management Telnet SNMP v1 ,v2c, v3 MIB