CNC Shield Expansion Board 4Pcs A4988 Stepper Motor Driver For Engraver 3D Printer

1、Use removable A4988 or DRV8825 compatible stepping driver

2、The extension board can be used for engraving machine or 3D printer driver

3、Compatible with GRBL 0.8. Open‑source firmware , converting G code command into stepping signal

4、PWM spindle and direction pin, 4 shaft support (X, Y, Z, A ‑ you can copy X, Y, Z or use pin D12 and D13 customize firmware perform complete shaft 4)

5、Compact design, stepping motor can connect 4 pin connectors or be soldered

Features:

Use removable A4988 or DRV8825 compatible stepping driver.

The extension board can be used for engraving machine or 3D printer driver.

Compatible with GRBL 0.8. Open-source firmware, converting G code command into stepping signal.

PWM spindle and direction pin, 4 shaft support (X, Y, Z, A - you can copy X, Y, Z or use pin D12 and D13 customize firmware perform complete shaft 4).

Compact design, stepping motor can connect 4 pin connectors or be soldered.

This is a set of disassembled part, and you need basic soldering skills to solder them together.

Specifications: CNC Expansion Board:Version: V3.0Color: RedSize: 68 x 53 x 18mm / 2.67 x 2.08 x 0.7" Voltage: DC 12V to 36V (only DRV8825 driver can handle up to 36V, so please consider voltage for power supply)

4pcs A4988 Driver:Color: RedSize: 20 x 15mm / 0.78 x 0.59"Thermal Shutdown Circuit: YesCross Current Protection: YesGround Fault Protection: YesShort Circuit Protection: YesCompatible Logic Voltage: 3.3V and 5V Five Step Modes: Full, 1/2, 1/4, 1/8 and 1/16 Mix with slow current attenuation model.Internal UVLO and low RDS (on) output.Automatic current attenuation mode Detection/Select.Phase-in rectifier, low power consumption. Warning: Connecting or disconnecting stepping motor while driver is powered on might damage driver.

4pcs Heat Sinks:Size: 8 x 8mm / 0.31 x 0.31" Color: White

Package Includes:1 x V3 Extension Board4 x Drivers4 x Heat Sinks