High Speed DC Stepper Motor 6.5 - 12.6Ω Resistance Huge Force Torque 20BYG1.8

Place of Origin China
Brand Name Retek
Certification CCC,UL
Model Number 20BYG1.8
Minimum Order Quantity 1000pcs
Price Negotiable
Packaging Details 25PCS/Carton
Delivery Time 10days
Supply Ability 10000PCS/Month

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Product Details
Rated Voltage(V) 3.9/6.3 Current /Phase(A) 0.5/0.6
Reistance/Phase(Ω) 6.5~12.6 Inductance /Phase(MH) 1.7~3.2
Holding Torque(g.cm) 180~200 Length(mm) 28/33
Weight(kg) 0.05/0.06 Pricing Competitive
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Product Description

High Speed DC Stepper Motor 6.5 - 12.6Ω Resistance Huge Force Torque 20BYG1.8

20BYG1.8 Precise Stepper Motor Step Angle 1.8° for automation control machines


Stepper motor is a motor that rotates a certain angle according to electronic pulse. This method allows precise control of rotation speed and amplitude without using a feedback system. Stepping motors are commonly used in disk drives, machine tools, and robots. They are valued for their high torque at low speeds because they are very reliable in all environments.


Motor Basic Parameter:

Model Series: 20BYG1.8

Step Angle: 1.8°


Performance and Specification:

Series and step angle Model No. Rated Voltage Current
Reistance/Phase Inductance
Holding Torque Leads Qty. Rotor Intertia Weight Length
20BYG1.8 Single Shaft Double Shaft V A Ω MH g.cm   g-m2 Kg mm
ST8H28-0504A ST8H28-0504B 6.3 0.5 12.6 3.2 180 4   0.05 28
ST8H30-0506A ST8H30-0506B 5.8 0.5 11.5 1.3 180 6   0.05 30
ST8H33-0604A ST8H33-0604B 3.9 0.6 6.5 1.7 200 4   0.06 33



High Speed DC Stepper Motor 6.5 - 12.6Ω Resistance Huge Force Torque 20BYG1.8 0


1. What are your prices?

Our prices are subject to specification depending on technical requirements. We will make offer we clearly understand your working condition and technical requirements.

2.Do you have a minimum order quantity?

Yes, we require all international orders to have an ongoing minimum order quantity. Normally 1000PCS, however we also accept the custom made order with smaller quantity with higher expense. 

3.Can you supply the relevant documentation?

Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required.

4.What is the average lead time?

For samples, the lead time is about 14 days. For mass production, the lead time is 30~45 days after receiving the deposit payment. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products. If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate your needs. In most cases we are able to do so.

5.What kinds of payment methods do you accept?

You can make the payment to our bank account, Western Union or PayPal: 30% deposit in advance, 70% balance before shipment.