Automatic steel roll up doors

Automatic steel roll up doors are one of the most widely used gates for all types of buildings. It is strong enough to withstand big wind and protect against theft. If you do not have special requirement, Steel Roller Shutter Doors is a good choice for you, to save cost of purchasing and also long term use maintenance.  With heavy duty drive motor and simple compact controller, there is no need worry about frequent failures on steel roll up doors. Such stability will save you a lot energy and make it easy to use in a long run. So no matter what your building is, like  warehouse, commercial stores, factory or garage, you can always consider Metal Roller Shutter as a reliable option.

Self limit control device inside motor set controls running of doors precisely; Overload-protection program will stop motor from running when there is jamming or overheating, to protect automatic steel roll up doors and avoid damages. 

	Bronze core, with stable current control and longer work life than regular aluminum core motor.
	Mechanical limiting relay control device with more accurate running control
	Low-noise and low friction type gear to guarantee smooth rotation

When power failure happens, you can easily open or close automatic steel roll up door with a manual hoist chain which is connected its motor. 

The surface of automatic steel roll up door is powder coated in color. Standard white color is a safe color to fit for most buildings.  If you want a special color to decorate, we can customize various colors for you. 

Something more:

UPS Power Battery： After power failure happens, you will be able to operate automatic steel roll up door like normal time. The UPS battery can allow a 10+ cycles of opening&closing.	Bluetooth controller:  Use your mobile phone to operate automatic steel roll up doors while connecting bluetooth.	WIFI controller:   Connect electric steel roll up doors with your WIFI, then you will be able to control the door from anywhere far away.

If you need high performance door, or fast roller door, you can see our other web pages.