Detailed Product Description Rolling door motor 750kg Input/output Voltage: 220V/24V Rated Power: 240W Advancing Force: 750KG Maximum raising height: 9m Output Torque: 606N.m Output speed: 5.2r/min Chain No.:10A Diameter of roller:129mm Rolling door motor 750kg HL-DC24V Direct Current Rolling Door Motor is the new latest model developed by our company. This product is adapted many patents and techniques, easy installation, reliable operation. This product is suitable for the automatic rolling door, office, shops and hospitals. Functions: 1) Remote control function: up/stop, down/stop, stop/lock, unlock. 2) Manual control function: up/stop, down/stop. 3) Storage power: If the power supply is steady, the motor is driven by AC220V and transferred into DC24V, In the absence of power supply, the storage power can supply power and DC24V rolling door motor can be operated about 20 times. Features: 1) Good design, advanced structure, strong power. 2) Easy installation, Long service life. 3) Low noise, Small power wastage, little vibration. 4) Remote control. 5) Supply reserved power equipment, In the absence of power, the users can also operate the motors. 6) The battery is 4Ah/12. One set packaged in two cartons(mainframe and accessories cartons). About 450 sets for one container.