Designed by Enoch Thulin as a naval fighter, powered by a 90 h.p. Thulin built Gnome derived rotary engine, the Swedish Army ordered two. However, this plane was more successful as an export with the Royal Netherlands Navy ordering 12 in 1917 followed by a further three two seat KA models.
Span 29'10" Length 21'4" Height 8'4" Gross Weight 1,140 lb Speed 95 mph at sea level Service ceiling 18,000 ft
Armament 1 synchronised machine gun and one Dutch model an experimental 20 mm Madsen cannon