19**…20*P… / B20**…20*P… / C20**…20*P…
KOCO’s 20mm planetary gearbox series offers robust metal construction, precision plastic injection-molded gears, and versatile multi-stage configurations (1–6 stages). With reduction ratios from 6:1 to 256:1 and rated torque up to 600 mNm, these gearboxes are ideal for medical, scientific, and industrial equipment. Customization options include shaft length and special coils for tailored integration and enhanced torque performance in demanding applications.