Profile: Hydro-Cable Systems Ltd. specializes in the design, engineering,and manufacturing of harsh environment composite cables, underwater & topside connectors, and penetrators for sub-sea, underwater, topside, and on-shore applications. We specialize in sub-sea, underwater mateable electrical connectors, molded sub-sea junction box in polyurethane materials, high voltage SEM (Submersible Electronic Module) penetrators & electrical connectors, partial discharge free high voltage connectors, termination to heat trace cables & control, and jumper umbilicals.