Description
The 28BYJ-48 Stepper Motor is a 5V DC geared stepper motor with a 64-step unipolar design and a 1/64 reduction gear, offering precise rotational control. It is widely used with Arduino, ESP32, and other microcontrollers for projects such as robotic arms, CNC machines, and automation systems. The motor comes with a ULN2003 driver module for easy interfacing.
Key Features
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5V DC operating voltage
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64-step unipolar stepper motor
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1/64 reduction gear for higher torque and precision
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Comes with ULN2003 driver module
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Compact and reliable for robotics and small automation projects
Variants
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28BYJ-48 with ULN2003 driver board
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28BYJ-48 bare motor (without driver)
Specifications
| Feature | Details |
|---|---|
| Motor Type | Unipolar Stepper Motor |
| Step Angle | 5.625° / 64 steps per revolution |
| Gear Ratio | 1/64 |
| Operating Voltage | 5V DC |
| Current | 240 mA per phase |
| Torque | ~300 g·cm |
| Dimensions | 28 × 28 × 20 mm (motor only) |
Applications
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Robotics (robot arms, walking robots)
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Small CNC machines and plotters
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Automated devices and mechanisms
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Educational electronics projects
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IoT projects requiring precise rotation
Compatible Boards / Circuits
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Arduino Uno, Mega, Nano
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ESP32 / ESP8266
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Raspberry Pi (with appropriate driver)
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Any microcontroller supporting ULN2003 or stepper control
Reviews
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