Flakpanzer IV
Flakpanzer IV is the general designation for a series of self-propelled anti-aircraft guns based on the Panzerkampfwagen IV chassis. They are, in order of development:
- Möbelwagen – Originally developed as the Flakpanzer 38(t); entered into production in 1943.
- Wirbelwind – Installed an open-top rotating turret; introduced at the end of 1943.
- Ostwind – Ordered in August 1944 to replace the Wirbelwind.
- Kugelblitz – First prototypes delivered in February 1945.