The CNC Shield V3 Expansion Board is a powerful and convenient controller board designed for controlling stepper motors in CNC machines, laser engravers, and 3D printers. It seamlessly works with A4988 and DRV8825 stepper motor drivers, offering plug-and-play compatibility with Arduino UNO boards. This shield supports up to four stepper motor drivers (X, Y, Z, and A axes) and includes pins for endstops, cooling fans, and spindle control. Its compact, modular design simplifies complex wiring and allows rapid prototyping and deployment of motion-control projects. Whether you’re building a DIY CNC router, 3D printer, or laser engraver, the CNC Shield V3 offers reliability, versatility, and expandability in one cost-effective solution. �� Key Features High-quality CNC Shield V3 Expansion Board for stepper motor control Compatible with A4988 and DRV8825 stepper driver modules Supports 4-axis control: X, Y, Z, and A (duplicated X, Y, or Z) Endstop support for all axes (X-, Y-, Z-) Integrated GRBL-compatible pin layout for Arduino UNO Plug-and-play design simplifies setup and wiring Works with CNC, laser engravers, and 3D printers �� Technical Specifications Product Name CNC Shield V3 Expansion Board Version V3.0 Stepper Driver Compatibility A4988, DRV8825 Microcontroller Support Arduino UNO (ATmega328P) Number of Axes 4 (X, Y, Z, A) Endstop Support X-, Y-, Z- Limit Switches Additional Ports Spindle Enable, Cooling Fan, Power Input Power Supply 12V – 36V DC (via driver) Dimensions Approx. 68mm × 53mm �� Applications DIY CNC routers and milling machines 3D printers and stepper motor-based automation Laser engraving and cutting machines GRBL-based motion control systems �� Why Choose This Shield? The CNC Shield V3 Expansion Board provides a cost-effective and modular solution for motion control. With support for multiple axes, driver compatibility, and GRBL firmware, it’s ideal for hobbyists, makers, and developers building CNC or 3D printing machines. �� Package Includes 1 × CNC Shield V3 Expansion Board
