The INS Tanin, Israel’s fourth of six planned Dolphin-class submarines, has departed Howaldtswerke-Deutche Werft (HDW) shipyard in Kiel, Germany, for the 4,000-mile trip to its home port in Haifa.

The nuclear-capable air independent propulsion (AIP) submarine and its 50-man crew are expected to reach berth in two weeks, joining three earlier-model diesel-electric Dolphins operating with the Israel Navy’s Flotilla 7 for more than a decade.

Vice Adm. Ram Rutberg, Israel Navy commander, said the newest AIP submarine doubles the capabilities of Israel’s existing Dolphin fleet. […]