Roller Blinds Motor Manufacturer introduces how to choose internal and external tubular motors:

Tubular motor controllers are divided into two types: external type and built-in type.

When choosing roller blinds, people often don't know how to distinguish between external motors and built-in motors. In fact, it is very simple. The ones with a receiver on the outside are called external motors, and the ones controlled by the remote control are called built-in tubular motor controllers.

25 tube diameter motor multi-point electronic limit tubular motor is mainly used in indoor small bamboo, wooden blinds, soft gauze curtains, honeycomb curtains, and also widely used in curtains for automobiles, high-speed railways, and yachts. It can be connected to external batteries and solar panels and can be used in places where wiring is inconvenient.

The 35 pipe diameter motor is mainly used in roller blinds, honeycomb blinds, small aluminum, and wooden blinds. It is easy to install, simple in wiring, beautiful, and generous. The tubular motor controller can be flexibly selected for the Diya control system. The motor is selected according to the load weight and the lifting height, and the maximum number of limit circles can reach 45 circles; the code matching, code clearing, and reversing can be completed through the remote control, which is more convenient for installation and debugging.

The 45 pipe diameter motor is mainly used in small and medium-sized roller blinds, electric screens, electric ceiling blinds, electric roller shutters, etc. According to the load weight, the tubular motor controller lifts the height to select the motor, the maximum number of limit circles can reach 55 circles, Code clearing and the reverse can be done through the remote control, which is more convenient for installation and debugging.