1,widely used 2,ISO9001,CE 3,can be customized and OEM 4,we are manufacturer from the year of 1998. Characteristics:1,Small volume, light weight, small magnetic leakage, low loss, low temperature rise:2,Simple structure, low noise,To conform to the multi-national security standard;3,Common horizontal structure, thin, suitable for high density mounting;4,Winding turns round, average long reduced 6 ...