Ultra-Silent Mechanical Limit Side-Mount Motor

Ultra-Silent Side-Mount Drive for Rolling Doors

The motor uses an optimized reduction gear system and balanced drive structure to reduce operating noise and mechanical vibration during normal opening and closing cycles.

Its side-mount configuration allows the motor to be installed beside the rolling door shaft, making it suitable for commercial and industrial shutter systems where installation space and mounting stability need to be considered together.

The low-noise design is particularly useful for commercial garages, showrooms, warehouses, and other locations where excessive rolling door noise can be undesirable.

Mechanical Limit System for Reliable Door Travel Control

This Mechanical Limit Rolling Door Motor uses a mechanical limit assembly with dual microswitch control to define the upper and lower travel positions of the door.

Adjustable mechanical cams are linked to the drive mechanism and determine when the motor stops at the preset upper and lower positions. Because the travel limits are controlled through a physical mechanical structure rather than electronic position sensing, the system provides a straightforward method for setting and maintaining door travel positions.

This mechanical limit configuration is suitable for applications where simple adjustment and direct travel control are preferred.

Reinforced Steel Sprocket Bracket

The side-mount drive system is supported by a reinforced sprocket bracket designed to provide a rigid foundation for the motor and chain transmission.

Key structural specifications include:

The reinforced bracket structure helps maintain mounting stability under the operating torque generated by medium- and heavy-duty rolling doors.

Manual Release Chain for Power-Outage Operation

A manual release pull-chain system is included for situations where electrical power is unavailable.

When the motor cannot operate electrically, the manual release mechanism provides a practical way to operate the rolling door by hand. This feature is useful for commercial and industrial sites where maintaining access during a power interruption is important.

350 kg to 600 kg Rolling Door Motor Series

The side-mount mechanical limit motor series is available for different rolling door load requirements, covering approximately 350 kg, 500 kg, and 600 kg configurations. Different motor models provide different output torque levels, allowing the drive system to be selected according to the rolling door’s weight, shaft arrangement, reel specification, and installation conditions.

Standard Motor Package

The standard side-mount motor package can include the following components:

The exact accessory configuration may vary according to the selected motor model and project requirements.

Why Choose This Mechanical Limit Motor?

What is a mechanical limit rolling door motor?

A mechanical limit rolling door motor is a side-mounted drive motor that uses a physical mechanical limit assembly to control the upper and lower travel positions of a rolling door. It is commonly used for commercial garages, warehouses, industrial shutters, and security grilles.

What makes this side-mount motor ultra-silent?

The motor uses an optimized reduction gear system and balanced drive structure to reduce mechanical vibration and operating noise during normal opening and closing cycles.

What is the lifting capacity of this rolling door motor?

The series is available in approximately 350 kg, 500 kg, and 600 kg configurations. The appropriate motor should be selected according to the complete door system, including curtain weight, shaft, reel diameter, and installation conditions.

What type of limit system does the motor use?

This series uses a dual-microswitch mechanical limit system. Adjustable mechanical cams determine the upper and lower travel positions of the rolling door.

What is the thickness of the motor bracket?

The main sprocket bracket is made from 3.5 mm steel plate, while the supporting base plate is 3.25 mm thick.

What are the dimensions of the main bracket?

The main bracket measures approximately 540 × 330 mm, with mounting pitches of 480 mm and 280 mm.

Can the rolling door be operated manually during a power failure?

Yes. The motor package includes a manual release pull chain, allowing the door to be manually operated when electrical power is unavailable.

What power supply does this motor use?

The listed AC motor configurations use 220V / 50Hz power supply. Different models provide different rated power and output torque.

What is the output torque of the AC600 model?

The AC600 configuration provides a rated output torque of 350 N·m, with a rated power of 260W and an output speed of approximately 5.1 r/min.

Can you supply mechanical limit rolling door motors for OEM and bulk projects?

Yes. The motor series is suitable for commercial and industrial rolling door projects. Motor models, mounting configurations, and accessory combinations can be selected according to the specific door system and project requirements.