... flux density. 4.ROHS certification High Frequency Transformers Possessing of high permeability,high saturation flux density and loss,especially about ... EP series transformer EPC series transformer EE series transformer The introduction of transformers of our main product: EC, EE.EI and PQ ... 44, 49, 54, 59 EFD-15, 20, 25, 30The introduction of transformers of our main product: EC, EE.EI and PQ type high ...