For sale is a Minarik Electric Type MM23001C Speed Control for use with DC Motors. 1/60/115/230V Single phase AC input at 7.5 amps. Works with 0 to 90V motor armatures using 115V input; 0 to 180V motor armatures using 230V input. 5 Amps rated output. Works with 100 / 200V motor fields, 1.0 amp. Equipped with a detachable Minarik Electric potentiometer. This is a very clean DC speed control. Ready to go.