Low frequency ac transformer 1.Universal usage 2.Certificated with CE,CCC,CQC 3.OEM/ODM available 4.I/p vol:100~240V/50-60Hz EI 7645 low frequency ac transformerMaterials:Cores are lapped by high quality silicon-steel plate and have been treated by insulation,ultilizing the fuse wire fully assures the safty of connecting equipment,the input lead wire is clearly marked by red,the length depends on ...