• Changzhou Vic-Tech Motor Technology Co., Ltd.
    Andres Blanco
    The thruster have arrived correctly. I tested them on the ROV and we are very happy with the result. The epoxy interior finish is very good and the power of the motors in relation to the size is quite good.
  • Changzhou Vic-Tech Motor Technology Co., Ltd.
    Gregoire Lange
    The cooperation between Changzhou Vic-Tech Motor Tech and our company was just great. Good understanding of our needs, great willing to solve our problems. I recommend !
  • Changzhou Vic-Tech Motor Technology Co., Ltd.
    David Molevelt
    Professional and clear communication. Order was shipped in time. Counter connectors where added to the shipment. Driver works like we agreed !
  • Changzhou Vic-Tech Motor Technology Co., Ltd.
    Buildstorm Private Limited
    The product works as expected, it was packed nicely. Seller responds very quickly and helps in making a buying decision. They are ready to customize the product for you.
  • Changzhou Vic-Tech Motor Technology Co., Ltd.
    Ashley Griffin
    Shipment was received very quickly. Product was well protected by packaging. Company rep was cordial and kind. A Plus rating!
Contact Person : Kangtai Lee
Phone Number : +86 17715451401
Whatsapp : +8617715451401

Various Gear Ratio 20BY45-20G 20mm 18° Step Angle Stepper Motor With Gearbox

Place of Origin China
Brand Name VIC-TECH
Certification RoHS
Model Number 20BY45-20GB
Minimum Order Quantity 1Unit
Price $3.5~$7/Unit
Packaging Details The product is packed with pearl cotton, and the outside is in a carton.
Delivery Time 10~30 days after receiving sample payment
Payment Terms MoneyGram, Western Union,Credit Card,T/T, L/C
Supply Ability 100000\ Units/year

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

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Product Details
Motor Type PM Stepper Motor+gearbox Motor Size 20mm
Step Angle 18°/gear Ratio Gear Ratio 10:1 To 488:1
Resistance 10Ω/phase Driving Mode Bipolar
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18 Step Angle Stepper Motor

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20BY45 20G Stepper Motor

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20mm Geared Stepper Motor

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Product Description

Various gear ratio 20BY45-20G 20mm 18° step angle stepper motor with gearbox

Description:

This is a 20mm stepper motor attached with a gearbox.

The step angle of single 20mm motor is 18°/step.

With a gearbox, motor’s step angle is much smaller, and motors torque is boosted a lot. (depends on gear ratio)

 

Customer’s are free to choose different gear ratio based on their own requirement.

 

Also, other parameters, such as motor’s resistance/cable length/connector type are all customizable.

 

Motor Parameters:

Model No. 20BY45-20G
Phase No. 2 phases (bipolar)
Rated voltage 5~8 V DC
Resistance 10Ω/phase (adjustable)
Step angle 18°/gear ratio
Output shaft 4mm diameter D3.5 shaft

 

Gearbox Parameters:

 

Gearbox levels Gearbox length L1 (mm) Gear ratio
3/4 levels 16 10:1/12.5:1/25:1/31.25:1
5 levels 17.5 50:1/62.5:1/78.1
6 levels 19 100:1/125:1/156.25:1/195.3:1
7 levels 20.5 250:1/312.5:1/390.6:1/488:1

 

Design drawing:

Various Gear Ratio 20BY45-20G 20mm 18° Step Angle Stepper Motor With Gearbox 0

 

Product display:

 

Various Gear Ratio 20BY45-20G 20mm 18° Step Angle Stepper Motor With Gearbox 1

 

Application of stepper motors:

Stepper motors are used for precise control, widely used on medical equipment, 3D printer, industrial precise control, automation equipment, etc.

Stepper motors can be used in any mechanisms requirement precise conrtol and rotational/linear movement.

 

 

Advantage of stepper motors:

Stepper motor can reach precise control even without close-loop encoders / without feed back system, also they do not have electrical brushed. Thus there is no electromagnetic interference and electrical sparks issues. In some cases, they can replace DC brushed motors/ brushless motors.

Stepper motors are easy to control with drivers, and this feature establish its important position in the field of precise control.

1. Precise control achievable, programmable

2. Without electromagnetic interference & electrical sparks

3. Small size

4. Reasonable price

5. Low noise

6. Long service life

 

Stepper motors are widely used among all industries.

Various Gear Ratio 20BY45-20G 20mm 18° Step Angle Stepper Motor With Gearbox 2