1) Switching power supply transformer 2) Small transformers 3) OEM/ODM accepted 4) ROHS CE ISO9001 » ... customized design to meet your needs.MTPQ Series Switching power supply transformer MTPQ2016/PQ2020/PQ2620/PQ2625/PQ3220/PQ3230/ ... TV sets, Microcomputer equipment, printers, Terminals3. communications control equipment4.Switching power supply, chargers, alarm system5. UPS, VCD/DVD players, audio ...