A4988 Stepper Motor Driver

The A4988 stepper motor driver is a simple, reliable, and widely used breakout board for controlling 4-wire, 6-wire, and 8-wire stepper motors. It is one of the most common driver modules used in 3D printers, small CNC machines, and robotics, offering efficient motion control in a compact form factor.

This driver includes a heatsink for improved cooling and features multiple microstepping modes for smooth and precise movement.

Includes:

• 1× A4988 Stepper Motor Driver

• 1× Heatsink

Specifications:

• Max Output Current: 2A

• Max Input Voltage: 35V

• Compatible Motor Types: 4-wire, 6-wire, and 8-wire stepper motors

• Step Resolutions:

  • Full Step

  • Half Step

  • 1/4 Step

  • 1/8 Step

  • 1/16 Step

• Adjustable Current Control via onboard potentiometer