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Shenzhen ZhaoWei Machinery & Electronics Co. Ltd. --The World Leading Micro Gearbox Specialist
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20mm Dia. Metal Gear Motor , Planetary Gear Reduction Motor Speed Ratio 216

Shenzhen ZhaoWei Machinery & Electronics Co. Ltd.
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Shenzhen ZhaoWei Machinery & Electronics Co. Ltd.
City: Shenzhen
Province/State: Guangdong
Country/Region: China
Tel: 86-755-27322645
Contact Person:
Miss Zhang

20mm Dia. Metal Gear Motor , Planetary Gear Reduction Motor Speed Ratio 216

Brand Name : Zhaowei
Model Number : ZWMD020020-216
Certification : CE/ROHS/ISO9001/ISO14001/SGS/TS16949
Place of Origin : China
MOQ : 500pcs
Price : negotiation
Payment Terms : T/T, Western Union
Supply Ability : 5000 pcs per day
Delivery Time : 15 working days after payment
Packaging Details : packed in nylon firstly, then carton, and then reinforced with wooden case for outer packing
Type : Metal Gear Motor
Voltage : 9V
Application : Robot, Hair curler, Respirator, Automatic door & window, Monitoring equipment, and etc.
Reduction Ratio : 216:1
Rated Load Torque : 2096
Rated Load Speed : 28 rpm
No Load Speed : 33 rpm
Load Current : 135 mA MAX
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20mm Dia. Metal Gearbox Motor Design Planetary Gear Set Speed Ratio 216


  • Voltage scope: 6 to 12V
  • Nominal voltage: 9V
  • No-load:
    Speed: 33rpm
    Current: 135mA
  • On-load:
    Speed: 28rpm
    Current: 345mA
    Output: 0.8W
  • Ratio: 4/6/16/24/36/64/96/144/216/256/384/576/864/1296:1





Metal Gear Motor

noise level

less than 40dB

life time

500 hours

working temperature

-40 to 95℃





Suitable for

Robot, Hair curler, Respirator, Automatic door & window,Smart home, Monitoring equipment, and etc.

OSD Language

English, French, German, Italian, Russian, Spanish, Portuguese, Dutch, Greek, Japan, Korean

The basic specifications for reference only, specifications can be customized.


Typical Application ParametersMax Rated Torque of Gear BoxMax Instant Torque of Gear BoxGear RatioGear Box Length
RatedAt No LoadAt Rated LoadOverall Length

above specifications just for reference and customizable according to requirements.

Competitive Advantage

  • 18-year experience in manufacturing motor gearbox
  • Experienced Staff: average 7-year experience in R&D , ODM &OEM
  • International Approvals: ROHS/ISO9001/ISO14001/SGS/TS16949
  • Competitive Price
  • High Product Performance: Low noise, High efficiency, Long lifespan
  • Prompt Delivery: 15 working days after payment
  • Quality Approvals
  • Small Orders Accepted
  • Partners: HUAWEI, Panasonic, Bosch, SAMSUNG, other World Fortune 500 companies, etc.
  • Advanced equipments: Agie Wire cutting machines, Agie EDM, Makino, EDM, Roders CNC, Sodick and Sumitomo Precision Injection Machines, etc.

Main Products
1) Precise component and assembly of plastic and metal powder injection;
2) Precise motor gear box reducer: diameter 4-40mm,
Output speed: 5-2000rpm,
Reduction ratio: 2-2000,
Output torque: 1.0gf-cm to 50Kgf-cm;
3) Customized worm and gear transmission machinery;
4) Precise electromechanical motion module.


Household applicationelectric shaver, tooth brush, kitchen appliances, hair clipper, sewing machines, massager, vibrator, hair dryer, rubdown machine, corn popper, scissor hair machine, vacuum cleaner, garden tool, sanitary ware, window curtain, coffee machine, whisk, intelligent closestool, Sweeping robot and etc.
Office automation equipmentsOA equipments, scanners, printers, multifunction machines copy machines, fax, FAX paper cutter, computer peripheral, bank machine, Video conference and etc.
Automotive productsconditioning damper actuator, door lock actuator, retractable rearview mirror, meters, optic axis control device, head light beam level adjuster, car water pump, car antenna, lumbar support, EPB,Car tail gate electric putter,power liftgate and etc.
Toys and modelsradio control model, automatic cruise control, ride-on toy and etc.
Medical equipmentsblood pressure meter, breath machine, Medical cleaning pump, Medical bed and etc.
Industrialsdisplay, flow control valves and etc.
Electric power toolselectric drill, screwdriver and etc.
Precision instrumentsmonitor, optics instruments,automatic vending machine and etc.
cosmetic tooleyebrow pencil, Electric threading knife,POWER PERFECT PORE, Puff machine,eyebrow tweezers and etc.

Reliability Test

* Noise Test
* Water-proof Test
* Life Test
* Impact Test
* Storage Test
* Salt Spray Test
* Environmental Related Substance.

Payment terms

1) Advance Payment: 50% of tooling.
2) After sending the first sample for testing: 30% payment of tooling
3) Qualified the samples: 20% payment of tooling and samples fee.

Once we got the 50% tooling payment, we will launch the project and begin production.
The lead time need 45 days.

2D Drawing

Product Tags:

low rpm gear motor


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