CNC Shield V3 Extension Board With A4988 DRV8825 Driver Sinks Four 1.5M Stepper Cables For 3D Printer And Engraver DC 12V To 36V Power Open Source GRBL Ready Converts G Code To Precise Stepping Signals
✔️ Four-channel stepper driver extension for A4988/DRV8825, GRBL 0.8 ready
This compact CNC shield extension board is designed to drive up to four stepper motors using detachable A4988 or DRV8825 drivers. It's a solid upgrade for engraving machines and DIY 3D printers, offering GRBL compatibility and straightforward wiring for precise G-code stepping signals.
✅ 4-channel expansion supports X, Y, Z, A axes
✅ Compatible with A4988 and DRV8825 stepper drivers
✅ GRBL 0.8 compatible and open-source firmware integration
✅ Includes 4 heat sinks and 4 x 1.5m cables for easy setup
✅ PWM spindle and 4-shaft support for full motion control
✅ 12V-36V supply operation and 14 digital I/O with PWM capability
💡 What is a CNC shield extension board used for with GRBL-based machines? Short intro: It connects a GRBL controller to multiple stepper drivers to translate G-code into precise stepping signals for coordinated motion.
- Multi-axis control for X, Y, Z, and A
- Compatible with A4988 and DRV8825 drivers and GRBL firmware
- Open-source firmware support for easy G-code to motion translation
- Great for hobby CNC and 3D printer projects