This is a 28mm diameter permanent magnet stepper motor with gear
ratio gearbox.
This is an uni-polar motor with 4 phases.
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 to64:1 gear ratio for option.
Customization options:
Model No.: 28BYJ48
Step angle:(1-2phase driving) 5.625°/64; (2-2 phase driving)
11.25°/step
Gear ratio: 16:1 / 37:1 / 64:1
Customizable items:
Voltage:5~24V; gear ratio, gear material, output shaft, motor’s cap
design customizable
Voltage (V) | Resistance (Ω) | Pull-in torque 100PPS (mN*m) | Detent Torque (mN*m) | Unload pull-in Frequency (PPS) |
5 | 60 | ≥29.4 | ≥29.4 | ≥500 |
12 | 130 | ≥44.1 | ≥29.4 | ≥500 |
12 | 200 | ≥34.3 | ≥29.4 | ≥500 |
12 | 300 | ≥35 | ≥29.4 | ≥500 |
Design drawing(Unit:mm)
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
The 28mm permanent magnet stepper motor is a highly efficient and
high precision motor that is widely used in many different fields.
The following are some of the main applications of 28mm PM stepper
motors:
Saliva analyzers: 28mm permanent magnet stepper motors are commonly
used in saliva analyzers to control the movement and mixing of
samples. These motors allow for high precision control, ensuring
accurate and reliable analysis results.
Hematology analyzers: 28mm permanent magnet stepper motors are also
commonly used in hematology analyzers to control the mixing and
movement of reagents and samples. These motors allow for high
precision control to ensure the accuracy and reliability of
analysis results.
Welding machines: 28mm permanent magnet stepper motors are also
widely used in welding machines, for example to control the
position and movement of machine arms and welding heads. These
motors enable high-precision control to ensure the accuracy and
stability of welding.
Smart security products: 28mm permanent magnet stepper motors are
also commonly used in smart security products, such as security
doors and automatic sensor doors. These motors enable smooth
movement and precise positioning to ensure efficient operation of
security doors.
Fiber optic fusion splicers: 28mm permanent magnet stepper motors
are also widely used in fiber optic fusion splicers, for example to
control the position and movement of placed optical fibers. These
motors enable high precision control, ensuring the accuracy and
stability of fiber fusion splicing.
Digital electronics: 28mm permanent magnet stepper motors are also
commonly used in digital electronics, such as autofocus cameras and
smart bracelets. These motors allow for smooth motion and precise
positioning, ensuring efficient operation of digital electronics.
In addition to the above applications, 28mm PM stepper motors are
also widely used in printers, vending machines, robotics, medical
devices, security devices, industrial automation, and other fields.
In conclusion, 28mm permanent magnet stepper motor is a highly
efficient, high precision and versatile motor that can meet the
needs of many different applications.
