Type CK5 diesel locomotive is a meter-gauge diesel-hydraulic shunting locomotive developed and manufactured by Ziyang Locomotive Works for Thailand and other countries in southeast Asia.

    The locomotive is composed of five parts: a brake room, a driver’s cab, a transmission compartment , an engine compartment and a cooling chamber. The service power is 515kW and the service weight is 60t. In the locomotive a Cummins KT38-L diesel engine made in the United States, a ZJ2007Y hydraulic transmission developed and manufactured by Ziyang Locomotive Works, two sets of two-axle bogie are quipped. With walking way outside, the locomotive has a fuel tank under the center of the main frame and battery sets by the both sides of the main frame. It is equipped with Wabco 27LA air brake made in the United States and Knorr vv450/150-3 air compressor made in Germany, which can brake locomotive separately or brake locomotive and trains simultaneously.

    With the technology of hydraulic changeover, the locomotive can change its running direction without stop. The robust power transmission equipment and bogies can meet the needs of heavy-load traction at low speed. The advanced automatic monitoring system can give alarms and stop the locomotive automatically when any abnormality occurs. The locomotive is characterized by advanced technology, good performance, reliable service and good economy.