Engine brand Cummins Alternator brand Stamford Engine model 4BTA3.9-G2 Alternator model XN50 Engine ouptout 66kw Alternator power 50kw Cylinder No. 4 Protection grade IP22 Cooling method water cooled Excitation mehtod brushless Start method electric starting Insulation grade H weight: 850kg dimensions:1760*710*1400mm