A streamlined nacelle carried a pilot and observer in front with a single rotary engine at the rear.

A floatplane version was produced with the quadricycle landing gear replaced with three flat bottomed pontoons.

[3] The rotary engine on the Voisin L drove a large two bladed wooden propeller via a reduction gearbox.

[5] By 1912 Gabriel Voisin’s focus was on military sales as the companies' designs had fallen out of favor with the sports aircraft market which had moved towards to light weight tractor monoplanes.

The order from the military transformed the fortunes of Gabriel Voisin's business and lead to an immediate expansion of the company's factory at Issy-les-Moulineaux.

[6] A total of 70 Voisin L aircraft were built in France[7] with the entire production run having been completed before the start of World War I.

[2] Voisin-Ls were in front line service till October 1914 after which remaining aircraft were transferred to training schools.