1. There are provisions for Cartesian robots and extruders 2. Expansion to accessories such as controls 3. MOSFET for heater/fan output and 3 thermistor circuits 4. Incorporates 5A for additional safety and component protection 5. Additional 11A fuse for heated bed control 6. Fits 5 Pololu stepper driver boards 7. Pololu board pin header sockets, easy to replace or remove for future designs 8. I2C and SPI pins are left for future expansion 9. Size: about 6.66 x 3.2cm 10. Weight: about 72g
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