GM37 520 DC 24V 12V 6V DC Motor High Torque Low Rpm 37mm

Product Specification

GM37 520 Motor Gearbox DC 12V 6v DC Motor High Torque Low Rpm 520 Small Motor

The GM37 520 high-torque mini motor features a 37mm full metal gearbox, designed to deliver exceptional performance and reliability. Equipped with high-quality metal gears, this combination ensures a large transmission ratio, balanced power delivery, and robust resistance to shock and vibration. Its durable construction enhances wear resistance while reducing noise, making it ideal for demanding applications.

The 520 mini motor paired with the all-metal gearbox significantly boosts efficiency, offering smooth and precise operation. The precisely machined gears minimize friction, ensuring enhanced performance and longevity. Whether for industrial automation, robotics, or other high-torque applications, this compact yet powerful motor-gearbox combo is built to excel.

Key Features:

• Operating Voltage: 6V DC to 26 DC (Customizable up to 36V DC upon request).

• Weight: Approximately 162g (varies with the selected reduction ratio).

• 520 Motor Size:33mm*22.7mm(Dia*L) 
• 520 Motor Type:RF-520/RK-520
• Gearbox Diameter:37±0.2mm
• Gearbox Step Height:6mm
• Gearbox Shaf Diamteter:6mm or 5.4mm D shaft (D-shaped output shaft is processed and milled to increase the force and friction, making the transmission more stable and convenient to connect and fix)
• Gearbox Diameter:12mm
• Mounting Screw Holes Size:3mm

JGM37 520 Motor Gearbox DC 12V 6V DC  Gearbox Parameter List

*Remarks: The / in the table indicates that it is not possible to block the rotation, if it occurs, it may cause damage to the internal gears.

GM37 520 Motor Gearbox DC 12V 6v DC Gearbox Dimensions

Speed Options for GB37-520 Mini DC Gear Motor

The GB37-520 mini DC gear motor is widely used in household appliances, toys, robotics, and other fields, offering multiple speed options. According to the product manual and technical specifications, this motor is available in four speed variants: 960 RPM, 600 RPM, 320 RPM, and 200 RPM. Different speeds are suitable for various products and application scenarios, so it is essential to select the appropriate motor based on actual requirements and product specifications.

1.Methods for Measuring the Speed of GB37-520 Mini DC Gear Motor

Multimeter Method

A multimeter can be used to directly measure the motor's speed. The specific steps are as follows:

1. Set the multimeter to the voltage mode and select the DC voltage measurement setting.

2. Connect the motor's positive and negative terminals to the corresponding terminals on the multimeter.

3. Start the motor and record the voltage value displayed on the multimeter.

4. Calculate the motor's actual speed based on the relationship between the speed and voltage.

Photoelectric Tachometer Method

A photoelectric tachometer is a commonly used tool for measuring motor speed, offering high accuracy and ease of operation. The steps are as follows:

1. Place the tachometer's sensor near the motor's bearing.

2. Start the motor and record the speed value displayed on the tachometer.

3. Calculate the motor's actual speed, considering the tachometer's precision and error range.

2.. Precautions for Measuring the Speed of GB37-520 Mini DC Gear Motor

1. Ensure the motor is in a stable operating state during measurement to avoid errors caused by sudden fluctuations during startup or shutdown.

2. Choose appropriate measurement tools and methods to ensure accuracy and reliability.

3. Compare the measurement results with the data in the product manual and technical specifications to confirm whether the motor's actual speed meets the requirements.

4. When using the motor, select the appropriate speed option based on actual needs and product specifications to ensure proper operation and extend the motor's lifespan.

In summary, the GB37-520 mini DC gear motor is a versatile and widely used motor with multiple speed options. When selecting and using this motor, it is crucial to determine the appropriate speed based on specific requirements and product specifications. Additionally, employing suitable measurement methods and adhering to the outlined precautions will help accurately evaluate the motor's speed performance.