Gigabit copper ports 24; Class 4 (ports 1 -12)
Uplinks    2 SFP 1GbE ports
Dimensions    253.0(D) x 443.0(W) x 43.9(H) mm
Weight    7.65 lb (3.47 kg)
Throughput capacity (Mpps)    38.68 Mpps
Switching capacity    52 Gbps
Reliability MTBF (years)    96.6
Maximum power rating    100-127V: 244.6W  200-220V: 237.2W
Warranty    Limited lifetime warranty

• I/O Ports and Slots
  24 RJ-45 autosensing 10/100/1000 IEEE 802.3at 
  Class 4 PoE ports (ports 1-12) 
  (IEEE 802.3 Type 10BASET, IEEE 802.3u Type 100BASETX, IEEE 802.3ab Type 1000BASE-T); 
  Duplex: 10BASET/100BASE-TX: 
  10BASET/100BASE-TX: half or full; 
  1000BASE-T: full only 
  2 SFP 1GbE ports 
  24 RJ-45 autosensing 10/100/1000 IEEE 802.3at Class 4 PoE 
  Class 4 PoE ports (ports 1-12) (IEEE 802.3 Type 10BASET, IEEE 802.3u Type 100BASETX, IEEE 802.3ab Type 1000BASE-T); 
  Duplex: 
  10BASET/100BASE-TX: half or full; 
  1000BASE-T: full only 
  2 SFP 1GbE ports

  Physical Characteristics
  253.0 (d) x 
  443.0 (w) x 
  43.9 (h) mm

  Weight
  7.65 lbs (3.47 
  kg)

  Processor and Memory
  ARM Cortex-A9 
  800 MHz 
  512 MB 
  SDRAM, 256 
  MB flash memory; 
  packet buffer: 
  1.5 MB 

  Operating 
  Temperature 
  32°F to 104°F 
  (0°C to 40°C)