Without any doubt, torpedoes were the submarine weapon par excellence. A submarine commanded by a skilled captain could sink or severely damage an enemy ship with only one of these deadly weapons.

German World War Two torpedoes
Combustion compressed air torpedo (G7a - T1) Powered by a mixture of compressed air and steam created through the combustion of a fuel called Dekaline.

Diameter: 533.4 millimeters (21 inches)
Length: 7.16 meters
Weight: 1538 kilograms
Maximum range: 6000 meters at 44 knots / 8000 meters at 40 knots / 14000 meters at 30 knots
Explosive charge: 280 kilograms of Hexanite

Electric propulsion torpedo (G7e - T2) Powered by a lead-acid 52-cell battery with an operative life of 15-21 months, which usually operated at 110 volts.

Diameter: 534.6 millimeters (21.04 inches)
Length: 7.16 meters
Weight: 1608 kilograms
Maximum range: 5000 meters at 30 knots
Explosive charge: 280 kilograms of Hexanite

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