The SNCB Class 77 is a class of 4-axle B'B' diesel-hydraulic locomotive designed for shunting and freight work. It was manufactured at the beginning of the 2000s by Siemens Schienenfahrzeugtechnik, and later by Vossloh at the Maschinenbau Kiel plant in Kiel, Germany, for the National Railway Company of Belgium (SNCB/NMBS).
