-1889-1, Cutler Hammer, Citation Series, coil, 120V 60Hz or 110V 50Hz, suitable for use with NEMA size 2 series A1 type A10, A11, A13, A30, A31, A40, A41, A50, A51, A70, A71, A80, A81, B10, B11, B50, B51, B52, C10, C30, C50, contactors, motor starters, and motor controls