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CNC Shield Board + 4Pcs A4988 Stepper Motor Driver For Arduino 3D Printer

CNC Shield Board + 4Pcs A4988 Stepper Motor Driver For Arduino 3D Printer
Item Code: TOP862547
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  • Description
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CNC Shield Board:


Version: 3.0

Color: Red

Size (L*W*H): 68 x 53 x 18 mm

Voltage: DC 12~36 V (At the moment only the DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.)




1. Uses removable A4988 or DRV8825 compatible stepper drivers.

2. The extension board can be used for carving machine, 3 d printer driver expansion board

3. GRBL 0.8 compatible. (Open source firmware that runs on an Arduino UNO that turns G-code commands into stepper signals)

4. PWM Spindle and direction pins,4-Axis support (X, Y, Z , A-Can duplicate X,Y,Z or do a full 4th axis with custom firmware using pins D12 and D13)

5. Compact design. Stepper Motors can be connected with 4 pin molex connectors or soldered in place.

6. Please note that this is an unassembled kit and Basic soldering skills are needed.


A4988 Stepper Motor Driver:


  • Color: Red
  • Size (L*W*H): 20 x 15 x 10 mm
  • Thermal shutdown circuitry: Yes
  • Crossover-current protection: Yes
  • Ground fault protection: Yes
  • Load short-circuit protection: Yes
  • Compatible logic supply: 3.3V and 5 V
  • Five selectable step modes: full, 1/2, 1/4, 1/8 and 1/16




  • 1. Mix with slow current decay modes.
  • 2. Internal UVLO and Low RDS (On) Output.
  • 3. Automatic current decay mode detection/selection.
  • 4. Synchronous rectification for low power dissipation.
  • 5. Warning: Connecting or disconnecting a stepper motor while the driver is powered can destroy the driver.


Package includes:


  • 1 x Engraver CNC Shield Board
  • 4 x A4988 Stepper Motor Driver


(1) The Two main shipping methods

When you order from the smaring.com, you can choose your preferred shipping method on the Order Information page during the checkout process. The smaring.com offers the following TWO different international shipping methods:

Shipping Way

Shipping Company

Estimated Delivery Time

Tracking Information

Registered Post

China Post,ePacket, HongKong Post, Singapore Post,etc.

7-39 days


Expedited Shipping

DHL, FeDex, UPS, EMS, etc.

6-13 days



(2) Free shipping on all orders over Some Value

If the total price of all orders in one time is over some value (which is spread in the top of this webpage), and the total weight is less than 2kg, then, your order would be FREE shipped by Registered Post all over the world. 

(3) Tracking your order

All orders can be tracked in the site: http://www.17track.net. Open this site, and fill in the tracking number, like RS387577781CN (NOT order number), Then you can see the shipping information.

Any problem, please contact us by http://www.smaring.com/help/

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If you want to use other payment methods, please contact us. Thanks.
Any problem, please contact us by http://www.smaring.com/help/.

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