12V Brushed Geared Motor Spur Gearbox with Encoder 5-15 RPM Speed 150mNm Torque 4mm Shaft Diameter Permanent Magnet Construction

Product Description

Products Description

180 20mm DC Spur Gear Motor
180 20mm DC Spur Gear Motor
Main features:
  • Model: GM20-180 micro metal gearmotor
  • Gearbox: 20 mm metal spur gear reducer
  • Rated Voltage: DC 3V, 4.5V, 5V, 6v, 9v, 12v, 24v
  • Rated Torque: Max. 3.5Kgf-cm
  • Size: Φ20 * L TBD
  • Shaft: Φ4mm D-cut 0.5mm, M4, custom
  • Encoder: magnetic encoder available
  • Commutation: Carbon brush/Graphite brush/Metal brush
  • Construction: micro Permanent Magnet iron cored dc electric motor
  • MOQ: 500 pcs
Motor dimension drawing

Technical Data Specifications

Gearbox with motor Data:
GM20-180SH-18125-12.0V
Reduction 31 62.5 78 100 125 156 195 250 312
Length(mm) 15.8 17.3 17.3 18.8 18.8 18.8 18.8 20.3 20.3
No-load speed(rpm) 484 240 192 150 120 96 77 60 48
Rated speed(rpm) 432 214 172 134 107 86 69 54 43
Rated torque(kg.cm) 0.37 0.63 0.78 0.8 1.0 1.25 1.56 1.5 1.87
Stalling Torque (kg.cm) 3.14 5.27 6.58 6.75 8.44 10.53 13.16 12.66 15.8
GM20-180SH-13230-24.0V
Reduction 78 100 125 156 195 250 312 390 488
Length(mm) 17.3 18.8 18.8 18.8 18.8 20 20 20 20
No-load speed(rpm) 192 150 120 96 77 60 48 38 31
Rated speed(rpm) 179 140 112 90 72 56 45 36 29
Rated torque(kg.cm) 0.78 0.80 1.00 1.25 1.56 1.50 1.87 2.34 2.93
Stalling Torque (kg.cm) 10.53 10.80 13.50 16.85 21.06 20.25 25.27 31.59 39.53

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Motor raw materials

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Production Equipment

Production facility 1
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Production facility 3

Company Profile

Manufacturing workshop
Our company was established in August 2009. It is a high-tech enterprise that 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.
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, etc.
Since its establishment, the company has adhered to the concept of "people-oriented, pioneering and innovative spirit". After eleven years of rapid development, it has a group of young and pragmatic, professional and efficient work teams, advanced production facilities, efficient management, excellent quality, and high-quality services to meet customers' needs of continuously improving product levels, reducing energy consumption, facilitating production, and improving efficiency, winning more and more recognition from customers.

Certifications

Quality Certifications

Application Scenario

Micro motor application cases

Global Market Distribution

Market share map
Global logistics distribution

Frequently Asked Questions

What are the main applications of the GM20-180 micro gear motor?

This motor is widely used in medical equipment, smart household appliances, financial security equipment, smart locks, automatic switches, smart cabinets, outdoor smart gear, commercial tools, and beauty appliances.

Can you customize the shaft design and dimensions?

Yes, we support customized output shafts including D-cut shafts (e.g., Φ4mm D-cut 0.5mm), standard round shafts, threaded M4 shafts, and other custom lengths or shapes according to your requirements.

What rated voltage options are available for this motor?

The standard rated voltages for the GM20-180 motor include DC 3V, 4.5V, 5V, 6V, 9V, 12V, and 24V. Custom voltage ratings can also be evaluated upon request.

Does this micro motor support magnetic encoders?

Yes, magnetic encoders are available and can be integrated with the GM20-180 micro dc motor to provide feedback control on speed and position.

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

Our standard Minimum Order Quantity (MOQ) for production orders is 500 pcs per batch.

What commutation options do you offer?

We offer carbon brush, graphite brush, and metal brush commutation options to optimize performance, cost, and lifetime requirements depending on your target application.

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