Industrial-grade Ethernet cable that protects your network from elemental and electrostatic damage The UISP-Cable-Pro is a Category 5e cable with a highly insulating, weatherproof jacket that prevents damage from rain, snow, and other extreme climatic conditions. The cable is also fortified with internal foil shielding and a drain wire that collectively shield it from electrostatic discharge (ESD) and allow it to maintain Gigabit Ethernet link rates even when electromagnetic interference is present.