CNC Shield Expansion Board 4Pcs A4988 Stepper Motor Driver F

Description:
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:s:
CNC Expansion Board:
Version: V3.0
Color: Red
Size: 68 x 53 x 18mm / 2.67 x 2.08 x 0.7"
4pcs A4988 Driver:
Color: Red
Size: 20 x 15mm / 0.78 x 0.59"
Thermal Shutdown Circuit: Yes
Cross Current Protection: Yes
Ground Fault Protection: Yes
Short Circuit Protection: Yes
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 Board
4 x Drivers
4 x Heat Sinks
.