... cylinders 2single or 3phse ,50/60hz 3.380v,open or silent .marine FuAn Wonyoung co.,ltd is spacial in manufacturing and ... each Cummins engine are supplied at very competitive price.3kw silent diesel generator 1factory price,water-cooled,4 cylinders2single or 3phse ... ,50/60hz 380v,open or silent .marineparameter4.steady power in workinh time 3kw silent diesel generator specification ModelWY-CM57(S) ...