12V 24V GM1812-N20 Micro DC Gear Motor 12mm Double Shaft Brush Worm Gear Motor for Smart Home & Electric Bicycle

Product Description

Products Description

GM1812-N20 Worm Reducer Gearmotor

GM1812-N20 DC Right Angle Worm Reducer Gearmotor

  • Model: GM1812-N20
  • Structure: N20 motor integrated with compact metal worm gearbox
  • Gearbox: Metal worm gear reducer
  • Rated Voltage: DC 1.5V, 3V, 6V, 9V, 12V, 24V
  • Rated Torque: Max. 3 kgf-cm
  • Size: Φ12mm * L 33mm
  • Shaft: Right angle 90° driveshaft, Φ3mm D-cut 0.5mm, O, M3, M4, custom
  • Commutation: Carbon brush / precious metal brush
  • Construction: Permanent Magnet iron cored motor
  • Encoder: Magnetic encoder 3ppr, 7ppr, 12ppr
  • MOQ: 500 pcs
GM1812-N20 Dimensions

Gearbox with Motor Data

GM1812-N20-11135-3.0V
Parameter Value 1 Value 2 Value 3 Value 4 Value 5 Value 6 Value 7 Value 8 Value 9
Reduction 42 80 105 121 158 230 302 346 453
Length (mm) 10 10 10 10 10 10 10 10 10
No-load Speed (rpm) 267 140 107 93 71 49 37 32 25
Rated Speed (rpm) 229 120 91 79 61 42 32 28 21
Rated Torque (kg.cm) 0.05 0.10 0.13 0.15 0.19 0.23 0.30 0.35 0.45
Stalling Torque (kg.cm) 0.35 0.67 0.88 1.02 1.33 1.61 2.11 2.42 3.17
GM1812-N20-05600-12.0V
Parameter Value 1 Value 2 Value 3 Value 4 Value 5 Value 6 Value 7 Value 8 Value 9
Reduction 105 121 158 230 302 346 453 692 906
Length (mm) 10 10 10 10 10 10 10 10 10
No-load Speed (rpm) 219 190 146 100 76 66 51 33 25
Rated Speed (rpm) 198 172 132 90 69 60 46 30 23
Rated Torque (kg.cm) 0.13 0.15 0.19 0.23 0.30 0.35 0.45 0.69 0.91
Stalling Torque (kg.cm) 1.32 1.52 1.98 2.40 3.16 3.62 4.74 7.23 9.47
GM1812-N20 Details

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Motor Raw Materials

Motor Raw Materials

Production Equipment

Profile

Factory Overview
Established in August 2009, this high-tech enterprise integrates the research and development, production, and marketing of micro motor series products. The main products include various precision DC motors, stepper motors, reduction motors, planetary reduction motors, and brushless motors.

These micro motors are widely used in medical equipment, medical detection and analysis, financial security, 5G applications, automotive appliances, intelligent communication, iris technology, AI intelligence, smart grid, smart home, commercial intelligent locks, smart switches, smart medicine cabinets, fresh food cabinets, smart wear, outdoor equipment, intelligent robots, electric tools, beauty tools, and more.

Since its establishment, the team has adhered to the concept of a "people-oriented, pioneering, and innovative spirit." Through rapid development, a group of young, pragmatic, professional, and efficient work teams has been built. Backed by advanced production facilities, efficient management, excellent quality, and high-quality services, the enterprise meets customers' needs by continuously improving product levels, reducing energy consumption, facilitating production, and improving efficiency.

Certifications

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Application Scenario

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Global Market Distribution

Frequently Asked Questions

What are the main advantages of a right angle worm gearmotor?

A right angle worm gearmotor offers a highly compact design, making it ideal for tight spaces. It also provides self-locking features, preventing backdriving, while delivering high torque output at low speeds.

Can the output shaft of the GM1812-N20 motor be customized?

Yes. The standard configuration features a right angle 90° driveshaft with a Φ3mm D-cut. However, customization options including O-shape, M3, M4, or specific custom dimensions are available to meet your project specifications.

What rated voltage options are available for this motor?

The GM1812-N20 worm gearmotor supports a wide range of rated voltages, including DC 1.5V, 3V, 6V, 9V, 12V, and 24V, ensuring compatibility with various power input configurations.

What is the maximum torque capacity of this micro gearmotor?

This compact metal worm gearbox configuration can deliver a maximum rated torque of up to 3 kgf-cm, depending on the chosen reduction ratio and operating voltage.

Is it possible to add feedback sensors to this motor?

Yes, the GM1812-N20 motor can be equipped with integrated magnetic encoders offering resolutions of 3ppr, 7ppr, or 12ppr for precise speed and position control.

What is the Minimum Order Quantity (MOQ) for orders?

The standard Minimum Order Quantity (MOQ) for this model is 500 pieces. Please contact our support team for bulk inquiries or customization options.

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