... .0, 8.3, 10, 13, 16, 19, 22, 25, 28, 30, 33, 35, 40, 42, 50, 55, 60 EF series: EF ... -29, 34, 39, 44, 49, 54, 59EFD-15, 20, 25, 30 introduction of transformers of main product: EC, EE.EI and ... with good shielding quality Customized designs are accepted EF16 Transformer, Used in High-density Installation, LED transfomer; power transformer