Ribbon is designed for use with IBM 5223, 6746, 6747, 6779, 6781, 6783, 6784, 6785, 6787, 6788, 6747-2, 6781-2, 6783-2, 6787-2, Easystrike, Personal Wheelprinter 2, Superelectric 20, Superelectric 40, Superelectric I, Superelectric II, Superelectric III, Wheelprinter 15, Wheelprinter 50, Wheelprinter70, Wheelprinter E, Wheelprinter E1, Wheelwriter, Wheelwriter 3, Wheelwriter 5, Wheelwriter 6, Wheelwriter 10, Wheelwriter 15, Wheelwriter 20, Wheelwriter 30, Wheelwriter 35, Wheelwriter 40, Wheelwriter 50, Wheelwriter 70, Wheelwriter 6700 Series, Wheelwriter 6783, Wheelwriter 6784, Wheelwriter 6787, Wheelwriter 6788; Lexmark Personal Wheelwriter II, Wheelwriter 15 Series II, Wheelwriter 30 Series II, Wheelwriter 70 Plus Series II; Panasonic FX1800TS, Jetwriter III, Jetwriter IV, KX-E800, KX-E3000, KX-E3008, KX-E7000, KX-E7000CB1, KX-E7000CB2, KX-E7000CB3, KX-E7000CB4, KX-E7000CB6, KX-E7000I, KX-E7500, KX-E7500S, KX-E7500 Series and KX-E8000.