We are RANLO Coil Ltd, founded in 2010, specializing in the design and production of switching power supply high frequency transformer, POE transformer, inverter and other special industrial field and inductor.

Products are widely used in the subway, electric bus, industrial inverter instrument and meters, professional audio equipment, video surveillance systems, and some other field. We have many kinds of HF transformer series, such as EE5.0, EE8.3，EE10, EE13, EE16, EE19, Ei19, EE22, EE25, EE28, EI28, EE33, EI33, EE40, EE42, EE55, EE65, EE70， EE85， EE110，EF16, EF20, EF25, EFD6.5, EFD10, EFD15, EFD20, EFD25, EFD30, RM4, RM5, RM6, RM8, RM12, PQ20, PQ32, PQ35, PQ40, EP7, EP10, EP13, EC/ER28, ER35, ER39, ER42, ER53, ETD29, ETD34, ETD39, ETD44, ETD49, ETD54, ETD59, UU9.8, UU10.5, UU16, EPC13, EPC17, EPC19… Our designers are from transformer industry top 3 company, with more than 15 years working experience in transformer design and application. Our quality policy is to do right at first time and meet customer requirement for customer satisfaction. Welcome to contact if you are interesting in our product. We are looking forward to a long and successful partnership with you.