3D Printer Arduino Mega Shield RAMPS 1.4

The modular design includes plug in stepper drivers and extruder control electronics on an Arduino MEGA shield for easy service, part replacement, upgrade-ability and expansion.

Features

• 3 PWM controlled mosfet powered outputs.
• Power and Thermistor Support for 2nd Extruder.
• Heated bed control with 11A fuse
• 3 thermistor circuits, 2x Extruder, 1x heatbed.
• 5 stepstick Stepper Driver sockets
• 6 sets of Digital Pins in headers with VCC and GND for endstops
• Extra pins broke out : PWM, digital, serial, SPI, I2C and analog
• Supports Bluetooth and SD card add on upgrades
• Expandable to control other accessories. such as Fans etc
• Fused at 5A for additional safety and component protection
• Thermal Overload Protection circuit
• LEDs indicate when heater outputs on