3-Axis USB CNC Arduino Nano Controller A4988 Stepper Motor Driver Board

ULN2003 Stepper Motor Driver Module This is ULN2003 Driver Module Stepper Motor Driver, small in size and easy to use. It uses the ULN2003 driver chip to amplify the control signal from the Arduino. This Ultra Lightweight and cheap option is commonly used to run and control stepper motors . If you want to use this Stepper Motor Driver in your projects, for that you will need a few essential components like Arduino , jumper wires , stepper motors, and a power supply. Note: The colour of the PCB may vary according to the Manufacturer HOW TO CONTROL STEPPER MOTOR The step motor is to a machine to convert pulse to angular displacement. So if you give stepper driver a certain pulse signal, it will drive stepper motor to a certain angle. you can control the angle the stepper moved by the number of the pulse. And you also can control the speed of the stepper rotate by the frequency of the pulse. The following picture is the schematic of the stepper driver. The following picture is the control signal to drive a 28BYJ48 stepper to rotate 1/4096 circle. Pin Diagram of ULN2003 Stepper Motor Driver: Fig: Pin Diagram Lines 1 2 3 4 5 6 7 8 red 1 1 1 1 1 1 1 1 orange 1 1 0 0 0 0 0 1 yellow 0 1 1 1 0 0 0 0 pink 0 0 0 1 1 1 0 0 blue 0 0 0 0 0 1 1 1 Features: 4-way signal indicator Chip all the pins have Input leads Mounted for easy connection to use XH-5P socket can be connected directly 28BYJ-48 Model stepper motor

ULN2003 12V Stepper Motor Driver This 12V DC 28BYJ-48 Stepper Motor is a low-cost, high-quality geared stepper motor. Because of the system's stability and reliability, the 28BYJ-48 Stepper Motor and ULN2003 Stepper Motor Driver is a popular combination of stepper motor and stepper driver. The pack includes the ULN2003 Stepper Motor Driver, which is a Mini Stepper Motor Driver. The main function of the ULN2003 is to amplify the control signals from the Arduino so that they can be used to drive the 28BYJ-48 Stepper Motor. If you want to control the stepper motor with the stepper motor driver, for that you will need a few essential components like Arduino jumper wires batteries or power supply Features: Stepper motor with a standard interface, when used directly pluggable. A, B, C, D four-phase LED indicator which indicates the status of the stepper motor work. Compact-size stepper motor perfect for small robotics applications. Also, read our blog What is Motor Driver detailing an overview of motor drivers, including the different types available and how they work.

28BYJ-48 5V DC Stepper Motor This 5V DC 28BYJ-48 Stepper Motor is small, inexpensive and high-quality geared step motor. The 28BYJ-48 Stepper Motor and ULN2003 Stepper Motor Driver is a widely popular combination of the stepper motor and stepper driver, because of the stability and reliability of the system. The motor has a reduction ratio of 64:1, so it offers a decent torque for its size at speeds of about 15 RPM. It is a unipolar stepper motor which has 5-wires. As stated before the pack contains ULN2003 Stepper motor driver which is a Mini Stepper Motor Driver.The main purpose of ULN2003 is to amplify the control signals from the Arduino, so as to drive the 28BYJ-48 Stepper Motor. If you will give the ULN2003 Stepper motor driver a certain pulse signal, it will drive step motor to a certain angle.The control of Stepper motor movement angle is done by controlling the number of stepper motor driver pulses. The speed of the stepper motor rotation is also controllable by controlling the frequency of the pulses. Connect the 28BYJ-48 motor with the ULN2003 motor driver then interface this combination of motor and driver with Arduino , do some coding and your 28BYJ-48 Stepper Motor is ready to listen to your commands Features: Stepper motor with a standard interface, when used directly pluggable. A, B, C, D four-phase LED indicator which indicates the status of the stepper motor work. Compact-size stepper motor perfect for small robotics applications. Applications: Cameras for providing precise control and positioning. Tilting of car side mirrors can be controlled using these motors. CNC Machines Robotic Arms Home Automation

12V 10A PWM DC Motor Speed Controller The DC Motor Speed Controller allows controlling the direction of a DC motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully adjustable from 10%-100%. The 12 Volt DC Motor Speed Controller can provide a continuous current of 10A to your DC motor or other DC load. The circuit also includes a 10A fuse, with the reverse connection of the power supply and control voltage over-voltage protection function. This speed regulator uses a barrier terminal block as its wiring type. The output voltage is linear under load and features a control frequency of 13kHz. Note: This cannot be used for the brushless motor. The controller is not reverse-polarity protected and will be damaged if it connects the supply voltage with the wrong polarity. Features: Control the speed of a DC motor with this controller. High efficiency, high torque, low heat generating. With reverse polarity protection, high current protection. Control voltage over-voltage protection function The overload and short circuit protecting current is 10A Applications: Automotive: Controlling the speed of cooling fans, windshield wipers, and air conditioning systems. Industrial Automation: Managing the speed of conveyor belts, exhaust fans, and other motor-driven machinery. Home Appliances: Adjusting the speed of fans, pumps, and other household devices. Treadmills: Regulating the speed of the treadmill belt for different workout intensities. Robotics: Providing precise speed control for DC motors in robotic projects. DIY Projects: Ideal for custom electronics projects requiring variable motor speed control

1200W PWM Motor Speed Controller with Potentiometer This is a simple and easy-to-use DC motor speed controller of small size, elegant appearance, and stable performance. It is made with a high-quality circuit board which ensures a longer service life. The DC Motor Speed Controller allows controlling the direction of a DC motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully adjustable from 10%-100%. The motor speed controller can provide a continuous current of 8A to your DC motor or other DC load. Speed Regulator is an important electronic DIY equipment. Do not touch the heat sink with the wiring. If it touches, it may burn the circuit board. Note that this is not a power module. It must be connected to the motor to speed it up. There is no change in the output of the multimeter without the motor. Features: Maximum Power: 1200W The speed of the DC motor can be controlled by adjusting the pulse width modulation (PWM). The knob realizes 0-100% adjustment, supports step-less speed regulation, and facilitates positioning speed.

A3967 Stepper Motor Driver This A3967 Stepper Motor Driver For Arduino is the most recent version of EasyDriver v44, which was created in collaboration with Brian Schmalz. When compared to previous versions, it offers more flexibility and control over your stepper motor . It is a simple stepper motor driver that is compatible with most microcontrollers and capable of producing a digital 0 to 5V pulse (0 to 3.3V pulse if you solder SJ2 closed on the EasyDriver). A 7V to 30V power supply is required for the module's motor. The digital interface is powered by an onboard voltage regulator that can be set to 5V or 3.3V. The A3967 is a full-featured microstepping motor driver with an integrated transistor. It is intended for use with bipolar stepper motors in full-, half-, quarter-, and eighth-step modes, with output drive capabilities of 30 V and 750 mA. The A3967 comes with a fixed off-time current regulator that can operate in slow, fast, or mixed current-decay modes. This current-decay control scheme produces less audible motor noise, higher step accuracy, and lower power dissipation. The transistor is essential to the A3967's simple implementation. Simply sending one pulse to the STEP input causes the motor to move one step (full, half, quarter, or eighth depending on two logic inputs). It is not necessary to programme phase-sequence tables, high-frequency control lines, or complex interfaces. The A3967 interface is ideal for applications where a complex P is either unavailable or overburdened. Features: A3967 microstepping driver Adjustable current control from 150mA/phase to 750mA/phase MS1 and MS2 pins are broken out to change microstepping resolution to full, half, quarter and eighth steps (defaults to eighth) Compatible with 4, 6, and 8-wire stepper motors of any voltage Breadboard-compatible pins.

DRV8825 Stepper Motor Driver Module The DRV 8825 stepper motor driver carrier is a breakout board for ti’s DRV 8825 micro-stepping bipolar stepper motor driver. The DRV 8825 features adjustable current limiting, overcurrent and over-temperature protection and six micro-step resolutions (down to 1 or 32step). It operates from 8.2 45 V and can deliver up to approximately 1.5 A per phase without a heat sink or forced air flow (rated for up to 2.2 A per coil with sufficient additional cooling). This product is a carrier board or breakout board for ti’s DRV 8825 stepper motor driver; we, therefore, recommend careful reading of the DRV 8825 datasheet before using this product. This stepper motor driver lets you control one bipolar stepper motor at up to 2.2 A output current per coil (see the power dissipation considerations section below for more information). Here are some of the driver’s key features: simple step and direction control interface six different step resolutions: full-step, half step, 1 or 4step, 1 or 8step, 1 or 16step and 1 or 32step adjustable current control lets you set the maximum current output with a potentiometer, which lets you use voltages above your stepper motor’s rated voltage to achieve higher step rates Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay) 45 v maximum supply voltage built-in regulator (no external logic voltage supply needed) can interface directly with 3.3 V and 5 v systems over-temperature thermal shutdown, overcurrent shutdown and under-voltage lockout short to ground and shorted load protection 4layer, 2 oz. If you want to control the stepper motor with this motor driver, for that you will need a few essential components like Arduino , breadboard , jumper wires , batteries or power supply . Use Aluminum Heatsink for DRV8825 Stepper Motor Driver for better performance and heat dissipation. Features: Simple step and direction control interface Microstep resolutions: full, 1/2, 1/4, 1/8, 1/16, and 1/32 Over-temperature thermal shutdown, over-current shutdown, and under-voltage lockout Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay) Six different step resolutions: full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and 1/32-step Short-to-ground and shorted-load protection Adjustable current control lets you set the maximum current output with a potentiometer. Hence lets you use voltages above your stepper motor’s rated voltage to achieve higher step rates check out : A4988 Stepper Motor Driver

A4988 Stepper Motor Driver Module with Heat Sink For 3D Printer (Red) A4988 Stepper Motor Driver is a complete micro-stepping motor driver with a built-in translator for easy operation. The product can be full, half, 1/4, 1/8, and 1/16 step mode to operate bipolar stepper motor output drive capacity of up to 35 V and ± 2 A. A4988 includes a fixed off-time current regulator, the regulator can slow or mixed decay mode. The converter is the key to the easy implementation of the A4988. In inputting one pulse on the STEP input drives the motor one micros tep. No phase sequence tables, high-frequency control lines, or complex interfaces to programming. A4988 interface is very suitable for complex microprocessor is unavailable or is overburdened. The micro-step operation, the chopping control in the A4988 automatically selects the current decay mode (Slow or Mixed). In the mixed decay mode, the device is initially set to fast decay in the part of the fixed off-time, then a slow decay in the rest of the downtime. Mixed-decay current control scheme results in reduced audible motor noise, increased step accuracy, and reduced power consumption. Internal synchronous rectification control circuitry to improve the pulse-width modulation (PWM) power consumption when operating. Internal circuit protection includes thermal shutdown with hysteresis, under-voltage lockout (UVLO) and crossover current protection. Special power-Sort. If you want to control the stepper motor with this motor driver, you will need a few essential components like Arduino , breadboard, jumper wires, batteries, and power supply. Features: Simple step and direction control interface Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step Automatic current decay mode detection/choice. Mixed with slow current decay mode Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection Adjustable current control lets you set the maximum current output with a potentiometer, which lets you use voltages above your stepper motor’s rated voltage to achieve higher step rates check out : Stepper Motor Driver Expansion Board

SmartElex 12V 20A Single Channel Power Relay Module The SmartElex 12V 20A Single Channel Power Relay Module is a high-current switching solution designed to control heavy electrical loads using low-voltage control signals. It helps safely operate high-power devices without directly exposing microcontrollers or control circuits to high current, reducing risk and improving system reliability. This module is suitable for students, makers, engineers, educators, and startups who are working on power control, automation, or embedded electronics projects that demand robust switching capability. This single channel power relay module is ideal for robotics, IoT systems, home and industrial automation, and power management applications where devices such as motors, heaters, pumps, or high-load appliances need reliable control. It can be easily interfaced with popular platforms like Arduino, Raspberry Pi, and ESP32, making it convenient for both prototyping and deployment. The strong build quality and straightforward integration make it a dependable choice for projects requiring consistent and safe high-current switching. Features: Single channel power relay module for high-current load control Operates on 12V, suitable for industrial and automation systems Supports heavy load switching up to 20A Electrical isolation between control and power circuits for safety Compatible with Arduino, Raspberry Pi, ESP32, and similar controllers Robust design for reliable operation in power control applications

25 x 3mm Neodymium Disc Circular Magnet This 25mm x 3mm Neodymium Disc Magnet is a high-strength rare earth magnet designed for projects that require maximum magnetic force in a compact size. Made from premium NdFeB neodymium alloy, this disc magnet delivers exceptional holding power, making it ideal for DIY crafts, industrial applications, science experiments, home repairs, and various electronic uses. With a durable Ni-Cu-Ni triple coating, it offers corrosion resistance and long-lasting performance. Its compact disc shape makes it easy to use in projects such as motors, speakers, sensors, household repairs, custom holders, craft models, and magnetic displays. Whether you're creating functional mechanisms or designing mechanical setups, this magnet provides reliable magnetic force and stable attachment for multiple use cases. Features: High-quality NdFeB (Neodymium) rare earth material ensures strong magnetic performance. Compact 25mm × 3mm disc size ideal for both DIY and industrial projects. Triple-layer Ni-Cu-Ni coating prevents rust, corrosion, and surface damage. Magnetized through the diameter for stable and uniform magnetic force. Precision build with ±0.1 mm tolerance for accurate fitting in assemblies. Suitable for applications in electronics, tools, crafts, models, motors, and sensors. Safe operating temperature up to 80°C, ensuring reliability across environments

SmartElex 8V to 35V A4988 Stepper Motor Driver Module The SmartElex 8V to 35V A4988 Stepper Motor Driver Module is a high-performance Stepper Motor Driver Module built for accurate and efficient motor control. Operating within an exact voltage range of 8V to 35V, it can supply up to 2A per coil when adequate cooling is provided. This microstepping stepper motor driver features internal synchronous rectification, mixed decay current control, and thermal shutdown protection, ensuring smooth motion, reduced motor noise, and reliable operation. With its built-in current converter, the A4988 minimizes processing load on microcontrollers, making it an excellent choice for applications like 3D printers, CNC machines, robotics, and other precision motion control systems. Features: Automatic detection and selection of the current decay mode. Mixed with the slow current decay mode. The low power dissipation of synchronous rectifiers. Internal UVLO (ultra-voltage lockout). Crossover current protection. Thermal shut-down circuit. Ground-fault protection. Load and short circuit protection. The optional five-step mode includes full, 1/2, 1/4, 1/8, and 1/16.

SmartElex DRV8825 Stepper Motor Driver Module with Aluminum Heat Sink The SmartElex DRV8825 Stepper Motor Driver Module with Aluminum Heat Sink is a compact and efficient solution for controlling bipolar stepper motors with high precision. Built around the trusted TI DRV8825 IC, it supports microstepping up to 1/32 step, enabling smoother motion and finer positional accuracy in applications like 3D printing, CNC machining, and robotics. The module can deliver up to approximately 2.2A peak current with proper cooling, while the integrated aluminum heat sink ensures effective thermal management during continuous operation. Its adjustable current limiting feature protects the motor and driver, improving overall system reliability. With a simple STEP and DIR interface, the module easily integrates with popular platforms such as Arduino, ESP32, and Raspberry Pi, making it an excellent choice for both DIY enthusiasts and professional motion control systems. Features: Based on the TI DRV8825 microstepping bipolar stepper motor driver. Onboard adjustable current limiting potentiometer Supports microstepping up to a 1/32 step. Simple STEP/DIR control interface. Thermal shutdown, overcurrent, and undervoltage protection. Works with 3.3 V and 5 V logic systems. Compact breakout board with an aluminum heat sink for improved cooling.

SmartElex 5V 3A 8 Channel Signal Relay Module The SmartElex 5V 3A 8 Channel Signal Relay Module is a dependable switching solution built to control multiple electrical devices with precision. This 8 Channel Relay Module features eight JY4100F-S-DC5V-C relays, each capable of safely switching loads up to 3A at 120V AC or 24V DC. Designed to operate on a stable 5V supply, it offers individual input triggers and LED indicators for real-time status visibility. With strong electrical isolation and seamless compatibility with Arduino, ESP32, and Raspberry Pi, this 5V relay module is well-suited for automation panels, IoT systems, and complex control applications where reliable multi-channel switching is essential. Applications: Smart home automation (e.g., managing several appliances) Complex industrial automation systems. Robotics projects require several actuators. IoT systems have several relay outputs. Alarms, security, and access control panels Cautions: Use a well regulated 5V supply with adequate current (at least 1A suggested). Ensure that relay load restrictions are not exceeded. To avoid electrical dangers, securely isolate all AC wiring. Maintain a dry, clean, and dust-free atmosphere. Features: An 8-channel relay module with individual control. It operates at 5V DC and has active LOW/HIGH triggers. Each relay can handle 3A at 120V AC or 24V DC. Compatible with Arduino, ESP32, Raspberry Pi, and more platforms. Status LEDs for each channel are used to monitor operation. Fast switching: ≤10 ms operation and ≤5 ms release. Contact resistance of ≤100 mΩ enables stable conductivity. Total power usage is around 2.88W across all channels. High insulation resistance and dielectric strength are essential for safety. Suitable for -40°C to +85°C temperatures.

SmartElex 12V 3A Single Channel Signal Relay Module The SmartElex 12V 3A Single Channel Signal Relay Module is a compact and reliable solution for switching electrical loads using low-power control signals. It allows users to safely control higher-voltage or higher-current devices without direct electrical contact, making it ideal for protecting sensitive control circuits. This module is suitable for students, makers, engineers, educators, and startups who are working on embedded systems, control projects, or automation prototypes that require dependable on-off switching. This single channel relay module is well suited for robotics, IoT systems, home and industrial automation, and general prototyping applications. It can be easily interfaced with popular platforms such as Arduino, Raspberry Pi, and ESP32 to control lights, motors, solenoids, alarms, or other external devices. The simple interface and consistent performance make it easy to integrate into both experimental setups and final products, helping users build reliable control systems with minimal effort. Features: Single channel relay module for switching external loads using low-power control signals Operates on 12V, suitable for industrial and automation environments Supports up to 3A load current for controlling common electrical devices Electrical isolation between control side and load side for added safety Compatible with Arduino, Raspberry Pi, ESP32, and other microcontrollers Compact and easy-to-integrate design for projects and prototyping

Pludo STEM Kit Electro Spin – DIY Educational Toy for Kids 11–14 | Grade 6–8 Motor Generator Science Experiment Kit Ignite curiosity and innovation with the Pludo STEM Kit Electro Spin, a hands-on educational toy for kids that brings science and creativity together. This exciting STEM toy helps children explore the fascinating principles of electricity and magnetism through real experiments. By assembling their own working motor and generator, kids learn how electrical energy creates motion and how motion can be converted back into electricity. The ElectroSpin Generator works on the principle of electromechanical energy conversion. When the battery powers the motors, the connected pulleys and belts rotate at high speed. This rotating motion drives the generator motor, which converts mechanical energy into electrical energy, lighting up the LED. This clear demonstration helps students understand how real-world power generators work. Ideal for classrooms and home learning alike, this kids learning kit offers a balanced mix of science and play. A must-have educational toy and kids learning toy, it turns everyday playtime into a meaningful learning journey that builds confidence, creativity, and a love for discovery. What Your Child Will Learn: Learn how electricity and magnetism work together to create motion. Understand the basic principles of motors and generators. Develop analytical thinking, creativity, and fine motor skills through real experimentation. Build confidence by assembling and testing a functioning model. Strengthen curiosity about how everyday machines operate. Educational Outcomes Conceptual Learning: Grasp the science behind energy transformation and the working of electric motors. STEM Skill Development: Enhance logical reasoning, scientific observation, and experimental analysis. Applied Physics Understanding: Experience real-world physics concepts through interactive learning. Problem-Solving and Innovation: Learn to troubleshoot, experiment, and refine understanding through hands-on discovery. Confidence & Curiosity: Boost self-learning and scientific curiosity through active participation in building and experimentation. Fun Fact: The same principles your child learns with ElectroSpin are used in electric vehicles, fans, and power generators — connecting fun learning to real-world innovation! Features Hands-on DIY educational toy that teaches electricity, magnetism, and energy conversion through real working motor experiments. Encourages curiosity, creativity, and problem-solving while developing analytical and fine motor skills. Made from durable, child-safe materials ensuring long-lasting and safe play for young learners. Suitable for children aged 11–14 years (Grade 6–8), offering an age-appropriate introduction to practical physics concepts. Promotes understanding of real-world applications of motors and generators through engaging STEM-based learning. Perfect for school science projects, home experiments, or STEM classroom demonstrations. Included manual provides step-by-step guidance for easy assembly and hands-on experimentation. Makes a thoughtful educational STEM toy gift for birthdays, holidays, or young innovators, inspiring curiosity and real-world learning.