28mm 28BYJ48 Unipolar 4 phases 64:1 ratio geared reducer stepping motor

This is a 28mm diameter permanent magnet stepper motor with 64:1 gear ratio gearbox.

This is an uni-polar motor with 4 phases, 5 wires.

The red cable is common line in the middle of each phase.

With low price and reliable quality, this motor is widely used in home appliance industries, such as air conditioning, smart home system, smart toilet and so on.

We provide customization service on gear ratio, coil resistance, phase number, and connector types.

Customers can customize motor’s parameter based on specific requirement, we have 16:1 to 85:1 gear ratio for option.

Parameter:

Customization options:

Model No.: 28BYJ48

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

Design drawing(Unit:mm)

Product display:

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.

Shaft Type

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

welcome to contact customer service for more types

• 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.