OEP8000 Line Isolating transformer by OEP. Package: Surface mount Device Primary Impedance : 600 Ohms Secondary Impedance : 600 Ohms Download OEP8000 .pdf datasheet: Status: NOS (New Old Stock) ex RS Components, still boxed. Original British made items not the Chinese imported versions. RS Components stock code: 210-6273 RoHS compliant: tbc