Mach3 USB Interface Board

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  • Supports 4-axis linkage, you can connect four stepper motor drives or servo drives
  • Maximum step-pulse frequency is 100KHz,which is suitable for the servo or stepping motor
  • Supports automatic probe tool
  • Supports Emergency input
  • Supports limit switch
  • Supports electronic handwheel
  • Provide up to 12 digital signal inputs
  • Interference design, imported industrial components, high reliability
  • Need use external 24V DC power supply to isolate USB and external port, and to make the system more stable
  • Has 0-10V output port, you can use mach3 software to control the spindle motor speed.
  • 4 general-purpose inputs, you can connect the limit switch, estop switch, probe switch, back to zero and other device
  • 4 general-purpose isolated relay drive output interface, can drive four relays for controlling the spindle starts, forward rotating and reverse rotating, pumps and other device
  • 1 status LED, indicate connection status on the board


  • This Mach3 USB Controller will run Mach3 through a standard USB port on a PC. You can use Windows 10 and older Windows version 32-bit or 64-bit.
  • The USB motion control card has the advantages of small size, convenient use, strong anti-interference ability, no need to install any USB driver, etc., and can be used after the computer is plugged in. , Applicable to all versions of Windows. All Mach3 versions are fully supported


  • The inverter interface (AVI , AVI-) is isolated from the computer and the main control circuit, and has strong anti-interference ability. No interference signal will be introduced due to the introduction of external strong electrical equipment. This interface can output 0 ~ 10V analog signals, and can also be configured as 0 ~ 5V output.
  • It is recommended that the limit switch and emergency stop switch must be installed first. If these protection switches are not installed, in an emergency, in addition to pressing the emergency stop to return (sometimes too late to press), and turning off the motor power (sometimes too late to turn off), the most convenient way to stop is to pull the USB cable !! As long as the USB cable is pulled, the machine will automatically stop