BRAND NEW WITH THE FULL HP WARRANTY!!! HP PS1810 Switch Series devices are smart-managed, fixed-configuration Gigabit Layer 2 switches that are purpose built to work with HP ProLiant Gen8 Servers. They are designed for small businesses looking for key networking features in an easy-to-administer solution. The series includes 8- and 24-port Gigabit switch models. 24 port model include SFP ports for fiber connectivity. 8 port model has an innovative design that allows it to be stacke on the HP Proliant MicroServer Gen8. Both models have fanless design making them ideal for office deployments. The 8-port Gigabit Ethernet model can optionally be powered by an upstream Power over Ethernet (PoE) switch. Key feature is the auto-discovery and monitoring of HP Proliant Servers. Customizable features include VLANs, Spanning Tree, and link aggregation trunking. The 8- and 24-port models include the latest energy-saving capabilities-Energy Efficient Ethernet (EEE) and idle-port power down All come with a lifetime warranty. Features: Manufactured by: HP Model/Part: J9834A Product Type: Ethernet Switch Manageable: Yes Ethernet Technology: Gigabit Ethernet Media Type Supported: Twisted Pair Total Number of Network Ports: 24 Form Factor: Rack-mountable, Desktop, Wall Mountable Network Technology: 10/100/1000Base-T Green Compliant: Yes Green Compliance Certificate/Authority: RoHS Compatible Rack Unit: 1U Number of Total Expansion Slots: 2 Number of Network (RJ-45) Ports: 24 Port/Expansion Slot Details: 24 x Gigabit Ethernet Network, 2 x Gigabit Ethernet Expansion Slot Height: 1.7" Width: 9.1" Depth: 4.7" Expansion Slot Type: SFP Input Voltage: 110 V AC, 220 V AC Layer Supported: 2 HP Part Number : J9834A UPC : 00887758417959