ANGEEK 5 Stück Stepper Driver A4988 Stepper Motor Driver Module mit Kühlkörper für Reprap 3D Drucker

A4988 driver board widely used in 3D printers and small CNC machines

Simple step and direction control interface

Thermal protection, over-current protection, ground fault protection

Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step

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 toachieve higher step rates