... available, PQ, CI, UI, EFD, EP, ER, EPC, POT, RM and EE High frequency transformer suitable for EL ... introduction of transformers of our main product: EC, EE. EI and PQ type high frequency switch transformer EP ... product: PQ 2020 2016 2625 3230 3535 4040 5050 EI, EE series: EI, EE-5.0, 8.3, 10, 13, 16 ... , 54, 59 EFD-15, 20, 25, 30The introduction of transformers of our main product: EC, EE. EI and PQ type ...