... we can make suitable products to you. 1) manufacture AC, DC, AC and DC Rolling Door Opener, design and make motors according to your ... 1500KG, DC motor: 300KG—600KG, AC and DC motor: 300KG—600KG3) 110V/220V/380V are ok for our Rolling Door Opener.4)with four ... 500 SETS FOR ONE 20GP CONTAINER.AC&DC MOTOR INCLUDEMOTOR,CONTROL SYSTEM,BACKUP BATTERY, BRACKET SYSTEMAC&DC MOTOR OPTIONALPUSH BUTTON,LOCK BOX, ...