The manufacturer was Henschel & Sohn of Germany. It was considered unusual for a French railway to buy German technology due to deteriorating relations between the two countries at the time. Schmidt and Henschel appeared to be the only sources of suitable technology.
Only one was built. The locomotive was scrapped in 1936.
Boiler: 3-stage boiler:
high pressure circuit: 110 bars (11.00MPa; 1,595.42psi)