APC PNET1GB ProtectNet Standalone Surge Protector for 100/1000 Base - T Ethernet Lines Peak Current Normal Mode: 6.50 kAmps Peak Current Common Mode: 0.25 kAmps NM Surge Response Time (ns): 1 ns Data Line Protection: RJ45 10/100/1000 Base-T Ethernet protection Data Lines Protected(multi-line only): 1-8