Lulzbot RAMBo v1.3 Kit (with wires and connectors)

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RepRappers rejoice, the RAMBo v1.3 Kit (with wires and connectors) is here! This all-in-one 3D printer motherboard is made by Ultimachine, one of the most reliable and trustworthy names in the 3D printing community. Ultimachine is renowned for making high quality products and for their commitment to advancing Free Software, Libre Innovation, and Open Source Hardware.

  • Customer Note:

    If you own a LulzBot 3D printer and are having issues with your machine, please contact us for assistance before purchasing this component.

Works with: LulzBot TAZ 6, LulzBot TAZ 5, LulzBot TAZ 4, LulzBot TAZ 3, LulzBot TAZ 2 or 1, LulzBot AO-101 or AO-100 Parts Included
RAMBo electronics board
x3 Mechanical end stop wires
x2 Thermistor wiring with assembled plugs (thermistor not included)
x1 Six space screw terminal plug, black
x5 Two pin,pluggable connector
x6 1x4 housing/connectors
x1 1x2 housing/connectors
x3 Mechanical Endstops
USB cable

Designed and Manufactured by Ultimachine
Arduino MEGA compatible Atmega2560 and Atmega32u2 processors are compatible with all RAMPS class firmwares
Crystals for both usb and mcu (timing accurate to 10ppm)
4 Thermistor jacks
All extra pins broken out on both processors (allows using the 32u2 for LUFA AVR programmer, etc.)
2 channel SDRAMPS compatible SPI breakout
Motor Drivers
5 A4982 1/8th microsteps motor drivers with 1,1/2,1/4,1/16 as options (2 connectors on Z for Prusa Mendel)
Digital Trimpot for stepper current control
Current limit on driver IC VCC to prevent permanent latchup
Microstep mode configured by MCU through firmware (no jumpers needed)
Test points for driver control signals
Step and Direction pins are on their own ports for synchronous movement capability
Extra driver ports broke out for up to 3 additional drivers (some of the motor extension pins are shared with max endstop and a pin allocated for SPI-SS extensions)
PWM DC outputs (Extruders, Fans, Etc.)
6 outputs
Low resistance mosfets for cool running
Indicator led for each channel
Three independent power rails
Heated Bed, 15A 12-35V
Extruders + fans and logic, 5A 12-35V (fuse can be exchanged for up to 10A capacity)
Motors, 5A 12-28V (fuse can be exchanged for up to 10A capacity)
Built in SMPS for 5V generation from 10V-26V Vin
4 layer
2oz copper on all layers
High quality, High temperature FR4-TG130 PCB
Gold ENIG finishing
3 user replaceable NANO2 fuses
Part number: 0448005.MR
F2: motors and on-board power supply
F3: extruder heater + fan outputs and logic
F4: automotive-type 15A ATO bladed fuse to for the heated bed

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