The product adopts the patent technology,having the character of high degree of serialization and generalization, small volume,light weight ,high power,low consumption,small vibration and low emission.The diesel engine adopts Germany BOSCH fuel injector, Swedish main bearing and *2CrMoA high strength of the crankshaft.It has vertical and horizontal axis outputs.DA*4 series diesel engine is suitable for generator set, pump unit,welding and generation dual-use units,lawn mower,logging machine,motorcycle,agriculture machinery and vehicles ,small engineering machinery.