Argus As 411


The Argus 411 was a twelve-cylinder, air-cooled, inverted-V12 aircraft engine developed by Argus Motoren in Germany during World War II.

Design and development

The As 411 was a refined and more powerful version of the Argus As 410. Most 411 production was undertaken by Renault in occupied Paris, these engines were used to power the Siebel Si 204 and the post war Dassault MD 315 Flamant. It developed 600 PS at 3,300 rpm
Following the end of World War II, Renault continued to manufacture the engine as the Renault 12S. After merging the French aircraft engine manufacturers into SNECMA in 1945, production continued under the new designation SNECMA 12S.

Variants

;As 411: A refined and more powerful version of the Argus As 410.
;Renault 12S: Production of the As 411 after World War II in France.
;SNECMA 12S: Designation change on the formation of SNECMA.
;SNECMA 12T: Refined version of the 12S with new pistons, cylinders and revised induction system.
;SNECMA 12T-303:Dassault propeller
;SNECMA 12T-312:Ratier propeller

Applications