DM2A4
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DM2A4 is a new heavyweight torpedo developed by STN Atlas Elektronik, as a further update of DM2 (Deutsches Modell 2) torpedo which was released in 1976. Being the successor of DM2A3, it will feature an electrical propulsion system and a fiber optic cable for torpedo guidance. This is the first torpedo ever, to be guided by a fiber optic wire[citation needed].
The weapon will have four batteries to achieve its maximum range of more than 27 nm (50 km) and a speed of some 50 kt (90 km/h). Also the torpedo can be used as ROV for unmanned reconnaissance missions.
The weapon retains the 250 kg hexogen/RDX/aluminium high-explosive warhead (equivalent to 460 kg of TNT) with magnetic influence and contact fuses, a wake sensor is also included.
The torpedo has been ordered by the German Navy for its Type 212 submarines.
The weapon has a length of 6.6 m, although other shorter variants exist.
