12mm DC Geared Motor

Specification

12mm Precision Spur DC Geared Motor for Electronic Locks & Micro Mechanisms

The D122A2 is a compact Ø12mm brushed DC geared motor integrated with a precision 12mm spur gearbox, available in 3V, 6V and 12V multiple voltage options. This high‑performance continuous‑duty motor delivers stable low‑speed and robust high‑torque output, perfectly fitting scenarios with strict installation space constraints.


Boasting an ultra‑compact 12mm diameter design, it features a wide adjustable gear ratio range, enabling flexible speed‑torque matching for miniaturized devices. Its energy‑efficient structure ensures steady power output with low current consumption during long‑time operation.


Built with durable spur gear construction and reliable brushed motor components, it maintains consistent performance under continuous micro‑load operation. Specially optimized for electronic locks, optical equipment and micro mechanisms, it serves as a dependable miniature power drive for precision small‑scale systems.


Performance Parameter Table of 3‑12V 12mm Micro DC Gear Motor for Electronic Locks

 
MODEL
 
VOLTAGE
V
NO LOAD AT MAXIMUM EFFICIENCY STALL
SPEED
rpm
CURRENT
mA
SPEED
rpm
TORQUE
kg.cm
CURRENT
mA
OUTPUT
mW
TORQUE
Kg.cm
CURRENT
mA
D122-001030 12.0 400 40 300 0.09 90 280 0.4 400
D122-002060 6.0 100 30 80 0.08 80 120 0.35 300
D122-001120 3.0 50 50 40 0.1 100 40 0.6 400
D122-003300 6.0 40 60 30 0.29 180 90 2 600



Gear Ratio
Number of stages 3 4 5 6 7 8
 
Gear ratio i
9.6 24 48 120 240 600
12 30 60 150 300 750
    75 187.5 375 937.5
      12.6 468.8 1172
Length of gearbox L (mm) 10.8 13.0 14.4 16.6 18.8


Mechanical Dimensions

Mechanical Dimensions



Custom Option

Encoder

Clutch

Ratio of  Gearbox

Gear Ratio
Number of stages 3 4 5 6 7 8
 
Gear ratio i
9.6 24 48 120 240 600
12 30 60 150 300 750
    75 187.5 375 937.5
      12.6 468.8 1172
Length of gearbox L (mm) 10.8 13.0 14.4 16.6 18.8



Motor
Brush Motor, Brushless Motor, Stepper Motor

Shaft
D-cut Shaft, H-cut Sahft, Rround Sahft

Download

Full Datasheet
DS122A2-01&02.pdf

Ability

Factory Ability
I.CHMOTION has been specializing in micro motors, gear motors and motor parts since 2006. Our main products are DC Brushed Motor, DC Gear Motor, Planetary Gear Motor, Planetary Gearbox, Gear Wheel and so on. Our products are widely used and applied in the following industries: entertainment systems, automobiles, home and industrial appliances and tools.
    

     Concentricity detector                                                          Ultrasonic Cleaner                                              Gear Testing Center
    

  Gear Inspection Center                                            Gear Hobber                                                          Gear Hobbing

Advantages
1. Reliable supplier, direct manufacture;
2. Open for general discussion and questions;
3. Talented team of engineers providing innovative technical solutions;
4. Fast service on return and repair results;
5. 0.1% defect rate and 1 - 2 year guarantee period.


Package
-Choosing safest packing method for your goods;
-Shipping upon customers’ conditions and request;
-Lead time is around 4 to 8 weeks.

    


FAQ
Q: What's the minimum order quantity of DC Gear Motor?
A: Our minimum order quantity depends on different Geared motor models, please email us to check. Also, we usually do not accept personal use motor orders. 

Q: What's your shipping method for Planetary Gear motors?
A: For samples and packages less than 100kg, we usually suggest express shipping; For heavy packages, we usually suggest air shipping or sea shipping. But it all depends on our customers' needs.

Q: What certifications do you have?
A: We currently have CE and ROSH certifications.

Q: Can you send me your price list of Gear Motor, Gear box and Gear wheel?
A: Since we have hundreds of different products, and price varies per different specifications, we are not able to offer a price list. But we can quote within 24 hours once got your inquire to make sure you can get the price in time.

Q: What is application of this 12mm Geared motor?
A: Electronic Lock Motor, Optic Equipment Motor, Micro Mechanism Motor

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