BIGTREETECH SKR 3 32Bit Control Board

$89.00 - $109.00

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BIGTREETECH SKR 3 is a 32-bit motherboard designed for 3D printer,s which launched by 3D printing team of Shenzhen Big Tree Technology Co., Ltd.


  • 32-bit 480MHz ARM-class Cortex-M7 series main control chip STM32H743VIT6, with better performance.
  • With power supply chip TPS5450-5A, DC12/24V power input, output current up to 5A/6A, perfect power supply for Raspberry Pi
  • With resume printing, filament break detection, auto shut down, BLtouch, RGB light and other functions.
  • On-board EEPROM, convenient for customers to adjust and save parameters.
  • As for CNC fan,there is24V, 12V, 5V voltage selection of the external power supply module , easy to operation, avoid damage to the motherboard.
  • WIFI module (ESP12S, ESP-07, ESP32) common interface for customers to DIY and use RRF firmware.


  • Brand Name: BIQU
  • Item Type: Motherboard
  • Model Number: BIGTREETECH SKR V3.0
  • Product name: SKR v3.0 32-Bit Board
  • Material: 4-layer PCB
  • MPU:ARM Cortex-M7 CPU - STM32H743VIT6 @ 480MHz
  • Size: 110 mm x 85 mm
  • Input Voltage: DC 12V-24V
  • Logic Voltage: DC 3.3V
  • Firmware Support: Marlin, Klipper
  • EEPROM: Onboard
  • Wifi Interface: ESP12S, ESP-07S, ESP-32
  • Fan Interfaces: 3 x PWM fans, 2 x always on, optional voltage
  • Expansion Interfaces: Servos, Probe, PS-ON, PWR-DET, Fil-DET, CAN FD
  • Motor Driver Support: TMC5160, TMC2209, TMC2225, TMC2226, TMC2208, TMC2130, ST820, LV8729, DRV8825, A4988
  • Stepper Motor Driver Sockets: X, Y, Z (double), E0, E1
  • Supported Stepper Driver Interfaces: SPI, UART, STEP/DIR
  • Temperature Sensor Interfaces: TH0, TH1, TB (thermal resistance)
  • Display Interfaces: Serial Touch Screen, SPI Touch Screen, LCD Display
  • PC Communication: USB type A, 115200 baud
  • Place of Origin: Guangdong China (Mainland)

Instructions and Firmware on Github 

What's in the box:
  • USB Cable
  • chosen stepper motor drivers if any
  • pins and connectors pack
  • This motherboard does not include an SD card

Buy a BIGTREETECH SKR V3 32-bit control board from #Spool3D for your 3D printer in Canada without the surprise cost of the exchange rate!



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