... Available specifications for reference as below:A)Wisco: 50WW1300,50WW800,50WW600,50WW470,50WW400,50WW350B)Bao-steel: B50A800, B50A600, B50A470, B35A550, B35A440C)Tai ... -steel :50TW800, 50TW600, 50TW1000, 50TW470D)Ma-steel:M50W470,M50W6001 Size: A41mm B27mm C13mm D6mm E8mm F21mm G27mm CRNGO EI41 Silicon Steel Transformer Lamination ROHS ...