... Gearbox :90.2mm*63.5mm 3.Torque Range:30~50kg permanent magnet dc motor DS-90SS5281. Typical applications: Welding machine,Garbage ... conveyors,Central air-conditioning valve,Office equipment,Household appliances,Automatic actuator.2. Rated Voltage:12VDC,24VDC,90VDC,220VDC3. Gearbox size ... *35*H18cm 24pcs/CTN G.W.:11Kgs9.Our permanent magnet dc motor is with high torque,low speed,low noise ,good quality ...