- Category 6 Solid-State Building Entrance Protector- Protects high-performance 4-pair Cat6 outside plant cables as well as Cat6 UTP cables for LAN/Data applications (16V). Using 110 punchdown in/out.- Recommended Grounding Impedance: <.5 Ohm- Signal Perfect Circuitry- Fused- Clamping Level: 16V- Response Time: 1-5 nanoseconds- Capacitance: <5pF- Wires Protected: 4-pairs- Expandable System Protection: SurgeGate Modules can be attached to one another to expand system protection