Heinkel he 115 aircraft. The Heinkel He 115 was a World War II Luftwaffe seaplane with three seats. It was used as a torpedo bomber and performed general seaplane duties, such as reconnaissance and minelaying. The plane was powered by two 960 PS (947 hp, 720 kW) BMW 132K nine-cylinder air-cooled radial engines. Some later models could seat four, had different engines, or used different weapon setups.