The four-piece fittings provide an IP67 watertight connections and, with cable hose, the rating goes to IP68. Fingers with large contact areas mean resistance stays low even on loosely woven cable braids. The large contact area also lets the cord grips work despite vibrations such as those found in wind turbines. The grips are available in metric, PG, and NPT, and are UL, CSA, and VDE approved.