Product Description Description: TELEPHONE COUPLING TRANSFORMER*, IMPEDENCE PRIMARY ± 15% 4,000, IMPEDENCE SECONDARY ± 10% 600, D.C. CURRENT 0MA , INSERTION LOSSES DB MAX @ 1K Hz 1.5, PRIMARY DCR 365 Product Information ResourcesManufacturerStancor / White RodgersProduct Category TransformersProduct Sub Category Telephone Coupling TransformersSeries Download DatasheetFALSE Product Videos Custom Field Product Reviews