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Micro Gearbox Stepper Motor 28mm 600 G Cm 0.05 nm 1.8 Degree 4.22 V 0.67A

Place of OriginChina
Brand NameTB-Motor
CertificationCE ROHS ISO
Model Number28BYGH102-39AG6
Minimum Order Quantity50
Packaging DetailsCarton with Inner Foam Box, Pallet
Delivery Time25 DAYS
Payment TermsL/C, D/P, T/T, Western Union, MoneyGram
Supply Ability10000 PCS/MONTH

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Product Details


Product NameStepping Gearbox MotorRATED VOLTAGE4.22 V
Dielectric Strength500VAC 1 MinuteStep Accuracy± 5%
Temperature Rise80 ℃ MaxInsulation Resistance100MΩ Min.500VC DC
Ambient Temperature-20℃~+50℃Radial Load(10mm From Flange)≤80N
Shaft Axial Load≤30NHOLDING
High Light
micro stepper motor with gearbox 0.05 nm,Stepper Motor 600 G Cm 0.05 nm,small stepper motor with gearbox 0.05 nm


Product Description


28BYGH102-39AG6 micro-compact in space 1.8 degree 0.67A low noise step gearbox motor

ModelSizeWeight(g)PhaseCurrent/phaseVoltageStep Angle Accuracy
28BYGH102-39AG628*28*60.5 mm21520.673.9±5%
28BYGH507-02AG628*28*79.8 mm305225.4±5%

A planetary gearbox, also known as an epicyclic gearbox, is one of the most important types of gearboxes available in the motion control territory. They are often used as an important part of automatic transmissions.

Electrical Specification



*Products can be customized by special request.

Wiring Diagram

Micro Gearbox Stepper Motor 28mm 600 G Cm 0.05 nm 1.8 Degree 4.22 V 0.67A 0

Mechanical Dimension

Micro Gearbox Stepper Motor 28mm 600 G Cm 0.05 nm 1.8 Degree 4.22 V 0.67A 1

GEARBOX PART Electrical Specification:

Out diameter 28mm


Housing materialBearing at outputRadial load(10mm from flange)NShaft axial load(N)Shaft press-fit force max(N)Radial play of shaft(mm)Thrust play of shaft(mm)Backlash at no-load (°)
Powder metallurgysleeve bearing≤80≤30≤200≤0.03≤0.4≤1.5


Reduction ratioRated tolerance torque (Nm)Max momentary tolerance torque (Nm)Efficiency%Length (mm)Weight(g)Number of gear trains


Mechanical Dimension

Micro Gearbox Stepper Motor 28mm 600 G Cm 0.05 nm 1.8 Degree 4.22 V 0.67A 2


1. Are you a factory?

Yes, we are a factory. Our brand name TB-Motor is a well-known micro motor manufacturer for more than 20 years in

China. Main products including hybrid stepper motor, brushless DC motor, servo motor, and planetary gearbox.

2. Can I test the sample?

Yes, samples and freight are charged.

3. Can I get a Customized product?

Sure, all the products can be customized based on special requests.

4. How do you ship the goods?

We normally ship goods by express(DHL/UPS/FEDEX/TNT), by sea and by air, also accept freight forwarder.

5. What are the payment terms?

T/T(bank transfer), Paypal(0.5% paypal charges), ALIBABA assurance order accept


6. Is this your final price? May I have the discount?

Our price is the factory price. If you have a large quantity, we can negotiate about the discount.


7. What is the Warranty for your products?

Our warranty is for one year. If any quality problems occurred on our side during this period, we will take on the shipping cost and replacement. please note damage caused by improper use of the product is not covered by the warranty.

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