RAMPS 1.4 3D Printer Controller Board w/Stepper DriversPart number: VUPN8823
The RAMPS 1.4 3D Printer Controller Shield fits onto an Arduino MEGA2560 and includes 5 A4988 Stepper Motor Drivers, interfaces for optical and mechanical end-stop switches, heated bed and extruder thermistor sensor connections, supplies power to the extruder heater and bed heater, and can control up to two extruders. The heater outputs are protected from over-current by PTC fuses.
This board comes fully assembled, however you may need to adjust the trim pots on the A4988 drivers for the optimum current for your stepper motors. Small heatsinks for the A4988 drivers are provided, but not attached.
Product condition: New