... TRANSFORMERS 1.Have various type 2.high permeability 3.high saturation flux density. 4.ROHS certification High Frequency Transformers Possessing of high permeability ... .high frequency transformers.power-transformers,choke coils,communciation syandby transformers.Various types of transformers available, PQ,CI, UI, EFD, EP, ER, EPC ...