This model shutter door motor can be operated by electricity and manual,precise limit by limiter controller automatic.operated by manual when out of power,low noise,over heart protection.this type of shutter motor can lift the roller shutter door automatically.
door motor(gear rolling door motor) main features:
1.Hot structure:using high quality material heat treatment and having the feature of long life.
2.Braking system:select high quality material,friction coefficient is large and the braking position is accurate,smooth and reliable.
3.Transmission system:running with low noise,small power consumption.