ABSF A4988 Compatible Stepper Stepstick Motor Diver Module With Heat Sink For 3D Printer Controller Ramps 1.4 (Pack Of 5Pcs). (B.2)

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The A4988 stepper motor driver is ideal for medium-sized stepper motors.
This motor driver can help build your 3D printer or CNC and a potentiometer module provides a current limit.


  • Dimensions: 16 mm x 21 mm.
  • Voltage: 8 V to 35 V
  • Current: 2 A
  • Protection: under voltage, over current and over temperature.
  • 5 ways to steps: full, 1/2, 1/4, 1/8 and 1/16
  • Rs=0.1 Ω
  • Logic Circuit Voltage: 3 V to 5.5 V