TIII G7e Eto Gerate-Nr: 20 Diameter: 534,6mm Weight: 1608Kg Lenght: 7163mm Charge: Ka, 280Kg (Hexanite) Pistol: Pi2 G7H Arming: 250m Range/Speed: 5000m/30Kn at 1700U/min, preheated at 30'C 3000m/28Kn not preheated. Power: Siemens GL231/75 E-Motor, 100hp, 2x 13T210 batteries 91V/950A 72KW at 1755U/min (preheated at 30'C) 83V/885A 60KW at 1590U/min (not preheated) This unit used a 100hp Siemens GL231/75 electric motor, that drive two contra-rotating propellers. The above range and speed of 5000m/30Kn could be reached only if the batteries were preheated to 30'C. These torpedoes had to be serviced every 3 to 5 days, in order to maintain their reliability. Not preheated ranges are of 3000m/28Kn. This torpedo used the Pi2 G7H influence pistol.