CXR Larus SWM-8TPS-2UCB-D8-S22 Carrier Class Ethernet Switch layer2, 8x10/100TX POE PSE ports IEEE802.3af 15,4W or 4 ports working as IEEE802.3at at 30W , 2 uplink Combo 10/100/1000Baset and SFP for 100FX/1000FX,-36 to -72Vdc power, 19" brackets