... design to meet your needs.MTEER Series High Frequency Switching power supply transformer MTEER25/EER28L/EER29/EER35 ... . communications control equipment4.Switching power supply, chargers, alarm system5. UPS, VCD/DVD players, audio and visual equipment6. OA ... machines, inverters, chargers, alarm system SHAPE AND DIMENSIONS: MTEER 28L Series High Frequency Switching power ...