DSB class MZ was a series of 61 diesel-electric locomotives operated by Danske Statsbaner. They were built by NOHAB between 1967 and 1978 on licence from General Motors EMD with subcontractors Thrige-Titan (traction motors) and Frichs (chassis, bodywork) . There were four series of the locomotive built, designated I - IV.Twenty units became the property of Railion Denmark in 2001, sixteen units of the III series were exported to Australia in the late 2000s.