schwere Flak-Abteilung 405 (o)

Formed 26 Aug 1939 in Bielefeld from parts of II./Flak-Regiment 4, with 1. - 5. Batterien (1. - 3. schwere, 4. - 5. leichte). Until Jul 1942 known as Res.Flak-Abt. 405.

Reorganised as a schwere Abteilung in late 1943:

4. - 5./gem.405 converted to schwere Flak

5./s.405 was disbanded in early 1944.

Service:

• 1939 in Luftgau VI
• Dec 1940/Jan 1942 in Boulogne
• Sep 1942 in München
• 1943 in Düsseldorf and later Rosenheim
• 1 Nov 1943 in Masuren under Luftgau I (Stab/Flak-Regiment zbV)
• 1 Jan 1944 in Masuren under Luftgau I (Stab/Flak-Regiment 110)
• 1 Feb 1944 in Masuren under Luftgau I (Stab/Flak-Regiment 110)
• 1 Mar 1944 in München (Flakuntergruppe Graben) under 4. Flak-Brigade (Stab/Flak-Regiment 19)
• 1 Apr 1944 in Augsburg under 4. Flak-Brigade Stab/Flakscheinwerfer-Regiment 2)
• 1 May 1944 in Augsburg under 26. Flak-Division Stab/Flakscheinwerfer-Regiment 2)
• 1 Jun 1944 in Augsburg under 26. Flak-Division (Stab/Flak-Regiment 115)
• 1 Jul 1944 in Brüx under 7. Flak-Brigade (Stab/Flak-Regiment 88)
• 1 Aug 1944 in Brüx under 7. Flak-Brigade (Stab/Flak-Regiment 88)
• 1 Sep 1944 in Brüx under 7. Flak-Brigade (Stab/Flak-Regiment 88)
• 1 Oct 1944 in Brüx under 7. Flak-Brigade (Stab/Flak-Regiment 88)
• 1 Nov 1944 in Brüx under 4. Flak-Brigade (Stab/Flak-Regiment 88)
• 1 Dec 1944 in Brüx under 4. Flak-Brigade (Stab/Flak-Regiment 88)
• Feb 1945 an der Oder under 23. Flak-Division (Stab/Flak-Regiment 140) with 3 Batterien