: The system uses a contactless pedal sensor to eliminate mechanical wear and a soft start feature (adjustable from 200 to 2,000 s.p.m.) to ensure properly interlaced starting stitches. Technical Specifications Motor Type AC Servomotor (reduces power consumption by 40-60%) Reverse Speed
Have a specific issue with your SC-120? Consult a certified Juki technician before opening the control box—capacitors can hold a lethal charge even when unplugged. juki sc-120