... time:15 days 4.OEM Brand:Cheng YiItem No.CY-0004 Place of Origin:Chaozhou,ChinaUsage:computer,electronic,electronic transformerCoil ... sensor transformer ADSL transformer EFD series transformer ER series transformer RM series transformer EP series transformer EPC series transformer EE ... type transformer T (ring) iron power core, DC filter inductor RM series: RM-4, 5, 6, 8, 10, 12, 14 Feature: ...