21 August 1939 to 19??
6 August 1938
21 August 1939
1935/39 Type Minesweeper/Minensuchboot
M 1 Class
682 tons standard 874 tons full load
2 × Lentz uniform expansion engines producing up to 3,200 shp
5,000 nautical miles at 10 knots
90 men and officers
2 × 10.5 cm L/45
carried 480 rounds
2 × 3.7 cm L/83 SK C/30
carried 3000 rounds
2 × 2 cm MG L/65 C/30
carried 4000 rounds
4 × 2 cm MG L/65 C/30 after 1942
carried 6000 rounds
The M 12 Minesweeper (Minensuchboot) was built in the 1930s
shipyard located in Lübeck-Siems, Germany as a
minesweeper or escort vessel for the Kriegsmarine.
Construction was longitudinal and ransverse frame of steel construction,
which was partly welded, this vessel also had twelve watertight
compartments and a double bottom. The superstructure, Bridge
etc was made from light alloys. The propulsion system installed
in these vessels was the two Lentz uniform expansion engines.
And when used as minesweepers the Kabel Fern Raum Gerät
(KFRG) system was employed, which used generators producing
60 V, 20 kW to power the magnetic sweeping gear.
This vessel went on to serve in the 2. Minensuchflottille during World
And after the surrender of Germany was employed in the German
Mine Sweeping Administration
(GMSA) which was controlled
by the allies.
21 August 1939
The Minesweeper M 12 is commissioned.
The Minesweeper M 12 becomes operational with the 2. Minensuchflottille.
The Minesweeper M 12 is seized as a prize of war by the USA.
The Minesweeper M 12 serves with the German
mine sweeping Administration
9 October 1947
The Minesweeper M 12 is transferred to France on used as an
accommodation vessel at Lorient.
The Minesweeper M 12 is broken or and scrapped.
German Warships, 1815-1945: Major Surface Vessels.
German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
German warships of the Second World War.
For a complete list of sources