LUNYEE CNC Controller Board GRBL, New GRBL 4Axis Stepper Motor Controller Control Board, with Offline/300/500W Spindle USB Driver Board, for CNC Laser Engraver

GRBL CNC Controller Control Board

• Model:4 Axis GRBL 1.1F USB Port GRBL Control Board;ARM 32-Bit;Input voltage: 12-24V DC 5A.Equipped with 5 A4988 drive independent driver module, support upgrade to DRV8825.CNC Router Engraver Milling Machine Controller board.
• Compatibility: support 12V/24V laser, TTL/PWM modulation signal, 3P interface and 2P+2P interface; support 775 motor, 200W/300W/500W spindle; supportX/Y/Z/A four-axis drive, Y-axis dual drive. Support for rotary axis limit switch, Z-axis probe, emergency stop switch;5V/12V/24V constant voltage pin.
• Support stepper motor: within 2A maximum current, within 1.5A recommended[Nema17、Nema23（Max. 57 stepper motors)].Please check phase sequence when connecting the stepper motor, the phase sequence may be different for different motors, wrong connection may burn the motor a/nd the motherboard.
• Support software: LaserGRBL/Lightburn/Candle(3 axis)/Universal Gcode Sender;Support external driver, external driver reserved interface with the market high-power driver consistent, convenient wiring.
• Tip: Before you connect the motherboard, please carefully check the need to connect the device wire sequence (laser, motor) to prevent a mismatch of wire sequence, burn the device. Customer service 24H online, to provide you with help.
• If you're using a computer with Versions higher than win8, you not need to install the driver files from the USB drive when connecting your control board. Simply ensure that your computer is connected to the internet when you connect the board, and the driver should automatically load. Note: This only applies to Versions higher than win8. If you're using an earlier version of Windows, you'll still need to install the driver from the USB drive.
• To protect novice and non-professional users, this control board has built-in protection programs that prevent firmware modification. Please confirm whether the board's features meet your requirements before purchasing.