• 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

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor

Place of Origin China
Brand Name VIC-TECH
Certification RoHS
Model Number 24BYJ48-612
Minimum Order Quantity 1Unit
Price $0.75~3/unit
Packaging Details Standard export package, or can be customized
Delivery Time 15-30 work days
Payment Terms MoneyGram, Western Union,Credit Card,T/T, L/C
Supply Ability 10000Units/month

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Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

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

Product Details
Type Gearbox Stepper Motor Phase No. 4 Phases (Uni-polar)
Coil Resistance 60Ω/phase Rated Voltage 5V DC
Gear Ratio 86.4 Step Angle 5.625 °/86.4
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Product Description

24mm 24BYJ48 Unipolar 4 phases86.4 ratio geared reducer stepping motor

This is a 24mm diameter permanent magnet stepper motor with a gearbox with a gear ratio of 86.4:1.
This is a 4-phase 5-wire unipolar motor.
The red cable is the common wire in the middle of each phase.
The operating ambient temperature is 105℃, insulation grade B
The outlet box is made of PBT material, all-metal gears
The whole machine must meet the requirements of the company's "Environmental Protection Material Management Regulations"
This motor is low-priced and reliable in quality, and is widely used in home appliance industries such as air conditioners, smart home systems, and smart toilets.
In addition, we also provide customized services for gear ratios, coil resistance, number of phases, and connector types.
If you need, you can contact me at any time.


Product Name 24BYJ48 motor
Model No. 24BYJ48-612
Rated Voltage 5 V DC
Phase No. 4 phases
Resistance (25℃) 60Ω/phase±7%
Output step angle 5.625°/86.4
Gear Ratio 1:86.4
Torque ≥55mN.m (5 V 100PPS)
Unload pull-in frequency ≥500Hz
Unload pull-output frequency ≥900Hz
Inssulation resistance ≥100mΩ 

Customization options:

Model No.: 24BYJ48

Step angle:(1-2phase driving) 5.625°/64; (2-2 phase driving) 11.25°/step

Gear ratio: 16:1 / 25:1 / 32:1 / 48.8:1 / 64:1 / 85:1

Customizable items: 

Voltage:5~24V; gear ratio, gear material, output shaft, motor’s cap design customizable






Pull-in torque



Detent Torque


Unload pull-in



5 18 ≥98 ≥29.4 ≥500
12 60 ≥117 ≥29.4 ≥500
12 70 ≥68.7 ≥29.4 ≥500
12 200 ≥68.7 ≥29.4 ≥500
12 300 ≥58.8 ≥29.4 ≥500

Design drawing(Unit:mm)

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor 0


Product display:

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor 1


Technical Features


Application                                                                 Highlights

HVAC/R Valve Actuation                                           Winding possibilities – Bipolar

Office Automation Printers, Copiers, Data storage   Maintenance free - motor is brushless

Medical Applications Pill dispensing Analysers        Cost effective - compact design, lower integration cost

Other Industries & Applications Robotics                  Digitally controlled - Easy to use with a micro processor

Telecommunication Antennae positioning                Switching lines Open loop control - No encoders necessary

Typical Applications

  • Saliva Analyzer
  • Blood Analyzer
  • Welding Machine
  • Intelligent Security Products
  • Fiber Fusion Splicer
  • Digital Electronics

Type of Wire Connect

Motor input method with Pin type,FPC, PCB, Lead wire etc.

These can be customized according to customer needs.

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor 2

Shaft Type

Out shaft standard as follows,also can customerized due to the user drawings

welcome to contact customer service for more types

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor 3

  • Round Type :  DIA3mm. 4mm. 5mm

  • D-cut Type:     DIA3-D2.5 DIA4-D3 etc

  • Screw Type:    M3 M4 M5 Serial

  • Trape Type

  • I-cut Type:       DIA3-I2   DIA4-I3

  • Other Type:      Shaft with a hole etc

Type of Fixture Cover

The regular models are shown in the figure, and the special sizes can be customized.

24mm 24BYJ48 Unipolar 4 phases 86.4:1 ratio geared reducer stepping motor 4