Play War Thunder for free and get a nice bonus pack with vehicles, premium time and more: https://playwt.link/militaryhistoryvisualized The Sturmpanzer IV also called wrongly "Brummbär" is a heavily armored assault gun with a large 150 mm that was requested by Hitler for urban combat, its predecessor vehicle was directly sent to Stalingrad. DISCLAIMER: This video is sponsored by the free-to-play game War Thunder. DISCLOSURE: I was invited by the Deutsche Panzermuseum in 2018, 2019, 2020 & 2023. https://www.youtube.com/c/DasPanzermuseum/featured »» GET BOOKS & VIDEOS «« » Stukabook - Doctrine of the German Dive-Bomber - http://stukabook.com » The Assault Platoon of the Grenadier-Company November 1944 (StG 44) - http://sturmzug.com » Army Regulation Medium Panzer Company 1941 - http://www.hdv470-7.com » Tank Assault - Combat Manual of the Soviet Tank Forces 1944 - http://stm44.com » IS-2 Stalin's Warhammer - http://www.is-2tank.com » StuG: Ausbildung, Einsatz und Führung der StuG Batterie - http://stug-hdv.de » Achtung Panzer? Zur Panzerwaffe der Wehrmacht - http://panzerkonferenz.de » Panzerkonferenz Video - http://pzkonf.de »» SUPPORT MHV «« » patreon - see videos early (adfree) - https://www.patreon.com/join/mhv » subscribe star - https://www.subscribestar.com/mhv » paypal donation - https://paypal.me/mhvis » YouTube Membership - https://www.youtube.com/channel/UCK09g6gYGMvU-0x1VCF1hgA/join »» MERCHANDISE «« » teespring - https://teespring.com/stores/military-history-visualized »» SOURCES «« Doyle, Hilary Louis; Friedli, Lukas; Jentz, Thomas L.: Panzer Tracts No.8-1: Sturmpanzer - Sturminfanteriegeschütz 33, Sturmpanzer and Munitionspanzer development and production from 1942 to 1945. Panzer Tracts: Boyds, Maryland, USA, 2014. Jentz, Thomas L./Doyle, H.L.: Panzer Tracts No.8: Sturmgeschuetz - s. Pak to Sturmmoerser. Darlington Productions: Darlington, Maryland, USA, 2000. Töppel, Roman: Kursk 1943: The Greatest Battle of the Second World War. Helion & Company: Warwick, UK, 2018. Hogg, Ian V.: German Artillery of World War Two. Paperback edition, Frontline Books: London, UK, 1975. Datenblätter für Heeres-Waffen, -Fahrzeuge und -Gerät. Pawlas: Nürnberg, Germany, 1976. Various stuff from the German Military Archives. #sponsored #sturmpanzer #stalingrad 00:00 Intro 00:18 Schwere Infanteriegeschütz 33 on Panzer I B [VISUALIZED] 00:49 15 cm sIG 33 auf Fahrgestell Panzerkampfwagen II (Sf) 01:18 Sturminfanteriegeschütz 33 02:05 War Thunder 03:26 Development 04:43 Firepower 07:32 Armor 08:26 Mobility 10:12 Variants 12:45 Operational History 15:02 Naming 17:08 Production 18:42 Summary 19:09 War Thunder