RAMPS 1.4 3D Printer Controllers.
SD Card adds on available.
USB type B receptacle.
Expandable to control other accessories.
Heated bed control with an additional 11A fuse.
I2C and SPI pins left available for future expansion.
It has provisions for the Cartesian robot and extruder.
All the MOSFETs are a hook into PWM pins for versatility.
There are 3 MOSFETs for heater/fan outputs and 3 thermistor circuits Fused at 5A for additional safety and component protection Option to connect 2 motors to Z for Prusa Mendel LEDs indicate when heater outputs on and These boards are on pin header sockets so they can be replaced easily or remove for use in future designs.
Servo style connectors are used to connect to the end stops, motors, and led. These connectors are gold plated, rated for 3A, very compact, and globally available.