China factory 18V Low Rpm Brushless DC Gear Motor for Electric Drill/Advertising Light Box vacuum pump design

Product Description

Product Description

In such cases, BLDC Motor with Planetary Gear Box is appropriate for your products: Your projects require self locking and more running & holding torque. You are looking to exact position control on your mechanical products.

BLDC Motor BL42M18 with Planetary Gear Box is recommended for projects involving smart products and medical equipment, such as door opener, foldable fitness equipment, smart switch, servo motors and etc.

Please consider the following requirements before requesting customization: speed, holding torque, space available in your product, or other significant factors.

We offer various customization options to meet specific needs:
-Wider supply voltage range, additional voltage types,
-Extended temperature range, suitable for low and high-temperature environments
-Suitable for vacuum environments
-Modified for high-speed or high-load applications
-Motors that meet increased electrical or mechanical tolerance requirements

-Configurable shaft length and second shaft end -Modified shaft sizes and gear configurations


Rated Voltage 18V No Load Current 0.25A Outer Diameter


Reduction Ratio 67:1
Rated Current 1.2A No Load Speed 3700 RPM Length




Characteristic of BLDC Motor

Innovative Product Display

Product Usage

Company Profile




Q: Can I visit your factory before we place the order?

A: Yes. You are welcome to visit our factory.

Q: Do you accept customization?
A: Of course. We have a strong design team. Any problems will get our technical  answer.

Q: How soon can I get the price?
A: Usually we quote within 24 hours after getting your inquiry (Except weekend and holidays). If you are very urgent to get the price, please 
contact us by email or other  way so that we can quote.

Q: What’s the delivery time of samples?
A: 1-3 weeks.

Q: What’s the delivery time of mass production?
A: Normally one month. It depends on your order quantity or other special situation.

Q: What’s your payment terms?
A: T/T, Paypal, Western Union, and other payment ways is available. Please contact  us which payment ways you need before placing the order. Payment terms: 30%-50% deposit, the balance before shipment.

Q: What’s the shipping way?
A: We accept shipping way by Express (DHL, UPS, Fedex, etc), by Sea and other shipping way. 
Please contact us if you need other shipping  way before shipment.



/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Universal, Industrial, Household Appliances, Power Tools
Operating Speed: Adjust Speed
Excitation Mode: Excited
Function: Control, Driving
Casing Protection: Protection Type
Number of Poles: 2-6
US$ 10/Piece
1 Piece(Min.Order)




gear motor

Are gear motors suitable for both heavy-duty industrial applications and smaller-scale uses?

Yes, gear motors are suitable for both heavy-duty industrial applications and smaller-scale uses. Their versatility and ability to provide torque multiplication make them valuable in a wide range of applications. Here’s a detailed explanation of why gear motors are suitable for both types of applications:

1. Heavy-Duty Industrial Applications:

Gear motors are commonly used in heavy-duty industrial applications due to their robustness and ability to handle high loads. Here are the reasons why they are suitable for such applications:

  • Torque Multiplication: Gear motors are designed to provide high torque output, making them ideal for applications that require substantial force to move or operate heavy machinery, conveyors, or equipment.
  • Load Handling: Industrial settings often involve heavy loads and demanding operating conditions. Gear motors, with their ability to handle high loads, are well-suited for tasks such as lifting, pulling, pushing, or driving heavy materials or equipment.
  • Durability: Heavy-duty industrial applications require components that can withstand harsh environments, frequent use, and demanding operating conditions. Gear motors are typically constructed with durable materials and designed to withstand heavy vibrations, shock loads, and temperature variations.
  • Speed Reduction: Many industrial processes require the reduction of motor speed to achieve the desired output speed. Gear motors offer precise speed reduction capabilities through gear ratios, allowing for optimal control and operation of machinery and equipment.

2. Smaller-Scale Uses:

While gear motors excel in heavy-duty industrial applications, they are also suitable for smaller-scale uses across various industries and applications. Here’s why gear motors are well-suited for smaller-scale uses:

  • Compact Size: Gear motors are available in compact sizes, making them suitable for applications with limited space or small-scale machinery, devices, or appliances.
  • Torque and Power Control: Even in smaller-scale applications, there may be a need for torque multiplication or precise power control. Gear motors can provide the necessary torque and power output for tasks such as precise positioning, controlling speed, or driving small loads.
  • Versatility: Gear motors come in various configurations, such as parallel shaft, planetary, or worm gear designs, offering flexibility to match specific requirements. They can be adapted to different applications, including robotics, medical devices, automotive systems, home automation, and more.
  • Efficiency: Gear motors are designed to be efficient, converting the electrical input power into mechanical output power with minimal losses. This efficiency is advantageous for smaller-scale applications where energy conservation and battery life are critical.

Overall, gear motors are highly versatile and suitable for both heavy-duty industrial applications and smaller-scale uses. Their ability to provide torque multiplication, handle high loads, offer precise speed control, and accommodate various sizes and configurations makes them a reliable choice in a wide range of applications. Whether it’s powering large industrial machinery or driving small-scale automation systems, gear motors provide the necessary torque, control, and durability required for efficient operation.

gear motor

How do gear motors compare to other types of motors in terms of power and efficiency?

Gear motors can be compared to other types of motors in terms of power output and efficiency. The choice of motor type depends on the specific application requirements, including the desired power level, efficiency, speed range, torque characteristics, and control capabilities. Here’s a detailed explanation of how gear motors compare to other types of motors in terms of power and efficiency:

1. Gear Motors:

Gear motors combine a motor with a gear mechanism to deliver increased torque output and improved control. The gear reduction enables gear motors to provide higher torque while reducing the output speed. This makes gear motors suitable for applications that require high torque, precise positioning, and controlled movements. However, the gear reduction process introduces mechanical losses, which can slightly reduce the overall efficiency of the system compared to direct-drive motors. The efficiency of gear motors can vary depending on factors such as gear quality, lubrication, and maintenance.

2. Direct-Drive Motors:

Direct-drive motors, also known as gearless or integrated motors, do not use a gear mechanism. They provide a direct connection between the motor and the load, eliminating the need for gear reduction. Direct-drive motors offer advantages such as high efficiency, low maintenance, and compact design. Since there are no gears involved, direct-drive motors experience fewer mechanical losses and can achieve higher overall efficiency compared to gear motors. However, direct-drive motors may have limitations in terms of torque output and speed range, and they may require more complex control systems to achieve precise positioning.

3. Stepper Motors:

Stepper motors are a type of gear motor that excels in precise positioning applications. They operate by converting electrical pulses into incremental steps of movement. Stepper motors offer excellent positional accuracy and control. They are capable of precise positioning and can hold a position without power. Stepper motors have relatively high torque at low speeds, making them suitable for applications that require precise control and positioning, such as robotics, 3D printers, and CNC machines. However, stepper motors may have lower overall efficiency compared to direct-drive motors due to the additional power required to overcome the detents between steps.

4. Servo Motors:

Servo motors are another type of gear motor known for their high torque, high speed, and excellent positional accuracy. Servo motors combine a motor, a feedback device (such as an encoder), and a closed-loop control system. They offer precise control over position, speed, and torque. Servo motors are widely used in applications that require accurate and responsive positioning, such as industrial automation, robotics, and camera pan-tilt systems. Servo motors can achieve high efficiency when properly optimized and controlled but may have slightly lower efficiency compared to direct-drive motors due to the additional complexity of the control system.

5. Efficiency Considerations:

When comparing power and efficiency among different motor types, it’s important to consider the specific requirements and operating conditions of the application. Factors such as load characteristics, speed range, duty cycle, and control requirements influence the overall efficiency of the motor system. While direct-drive motors generally offer higher efficiency due to the absence of mechanical losses from gears, gear motors can deliver higher torque output and enhanced control capabilities. The efficiency of gear motors can be optimized through proper gear selection, lubrication, and maintenance practices.

In summary, gear motors offer increased torque and improved control compared to direct-drive motors. However, gear reduction introduces mechanical losses that can slightly impact the overall efficiency of the system. Direct-drive motors, on the other hand, provide high efficiency and compact design but may have limitations in terms of torque and speed range. Stepper motors and servo motors, both types of gear motors, excel in precise positioning applications but may have slightly lower efficiency compared to direct-drive motors. The selection of the most suitable motor type depends on the specific requirements of the application, balancing power, efficiency, speed range, and control capabilities.

gear motor

Can you explain the advantages of using gear motors in various mechanical systems?

Gear motors offer several advantages when utilized in various mechanical systems. Their unique characteristics make them well-suited for applications that require controlled power transmission, precise speed control, and torque amplification. Here’s a detailed explanation of the advantages of using gear motors:

1. Torque Amplification:

One of the key advantages of gear motors is their ability to amplify torque. By using different gear ratios, gear motors can increase or decrease the output torque from the motor. This torque amplification is crucial in applications that require high torque output, such as lifting heavy loads or operating machinery with high resistance. Gear motors allow for efficient power transmission, enabling the system to handle demanding tasks effectively.

2. Speed Control:

Gear motors provide precise speed control, allowing for accurate and controlled movement in mechanical systems. By selecting the appropriate gear ratio, the rotational speed of the output shaft can be adjusted to match the requirements of the application. This speed control capability ensures that the mechanical system operates at the desired speed, whether it needs to be fast or slow. Gear motors are commonly used in applications such as conveyors, robotics, and automated machinery, where precise speed control is essential.

3. Directional Control:

Another advantage of gear motors is their ability to control the rotational direction of the output shaft. By using different types of gears, such as spur gears, bevel gears, or worm gears, the direction of rotation can be easily changed. This directional control is beneficial in applications that require bidirectional movement, such as in actuators, robotic arms, and conveyors. Gear motors offer reliable and efficient directional control, contributing to the versatility and functionality of mechanical systems.

4. Efficiency and Power Transmission:

Gear motors are known for their high efficiency in power transmission. The gear system helps distribute the load across multiple gears, reducing the strain on individual components and minimizing power losses. This efficient power transmission ensures that the mechanical system operates with optimal energy utilization and minimizes wasted power. Gear motors are designed to provide reliable and consistent power transmission, resulting in improved overall system efficiency.

5. Compact and Space-Saving Design:

Gear motors are compact in size and offer a space-saving solution for mechanical systems. By integrating the motor and gear system into a single unit, gear motors eliminate the need for additional components and reduce the overall footprint of the system. This compact design is especially beneficial in applications with limited space constraints, allowing for more efficient use of available space while still delivering the necessary power and functionality.

6. Durability and Reliability:

Gear motors are designed to be robust and durable, capable of withstanding demanding operating conditions. The gear system helps distribute the load, reducing the stress on individual gears and increasing overall durability. Additionally, gear motors are often constructed with high-quality materials and undergo rigorous testing to ensure reliability and longevity. This makes gear motors well-suited for continuous operation in industrial and commercial applications, where reliability is crucial.

By leveraging the advantages of torque amplification, speed control, directional control, efficiency, compact design, durability, and reliability, gear motors provide a reliable and efficient solution for various mechanical systems. They are widely used in industries such as robotics, automation, manufacturing, automotive, and many others, where precise and controlled mechanical power transmission is essential.

China factory 18V Low Rpm Brushless DC Gear Motor for Electric Drill/Advertising Light Box   vacuum pump design		China factory 18V Low Rpm Brushless DC Gear Motor for Electric Drill/Advertising Light Box   vacuum pump design
editor by CX 2024-05-14


Leave a Reply

Your email address will not be published. Required fields are marked *