You may also like. 220V AC Gear Motor Electric Motor Variable Speed Controller Reduction Ratio 1:10. Voltage: AC 220V Single Phase. Hole to hole center distance: 58MM. 1:3 (415 rpm 0 rpm). 1:5 (250 rpm 0 rpm). 1:10 (125 rpm 0 rpm). 1:15 (83 rpm 0 rpm). 1:20 (62 rpm 0 rpm). 1:25 (50 rpm 0 rpm). 1:30 (41 rpm 0 rpm). 1:100 (12.5 rpm 0 rpm). 1 x AC Gear Motor. 1 x Speed Controller. International buyers please note. Since all the CNC Machine must be carefully tested before sending out.