The DRV8825 / A4988 Stepper Motor Driver Expansion Board is a versatile and reliable interface board designed to simplify the connection and control of NEMA 17 / 42-series stepper motors in CNC machines, 3D printers, and robotics projects. This expansion board supports both DRV8825 and A4988 stepper driver modules, providing flexible motor control with smooth and accurate motion.

Engineered for stability and ease of use, it is ideal for motion-control applications requiring precise positioning and microstepping capability.

Key Features

• Dual Driver Compatibility: Supports both DRV8825 and A4988 stepper motor driver modules
• NEMA 17 / 42 Stepper Support: Designed for 42-series stepper motors commonly used in CNC and 3D printers
• Easy Wiring Interface: Clearly labeled terminals simplify motor and power connections
• Microstepping Support: Enables smooth motion and accurate positioning
• Compact & Durable PCB: Suitable for control boxes and embedded systems
• Overcurrent & Thermal Protection Support: Relies on driver module protections for safe operation

Specifications

• Board Type: Stepper Motor Driver Expansion Board
• Compatible Drivers: DRV8825, A4988
• Supported Motors: NEMA 17 / 42 stepper motors
• Motor Voltage: Depends on installed driver module
• Control Signals: STEP / DIR interface
• Power Input: External motor power supply
• PCB Material: High-quality FR4
• Mounting: Through-hole / panel mounting compatible

Applications

• CNC machines and mini CNC routers
• 3D printers and motion platforms
• Robotics and automation projects
• DIY motion control systems
• Educational and prototyping use