BTT BigTreeTech Octopus PRO V1.0 Mainboard STM32F446

(2 customer reviews)

From: $131.45 AUD inc GST

Only 2 left in stock

The Octopus Pro features:

  • Main Control Chip
  • Support 60V Input
  • 6 Controllable Fans
  • Update Firmware: Klipper/Marlin/RRF
  • Level conversion IC

BTT BigTreeTech 2209 V1.3 Stepper Motor Driver

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SKU: btt-octopus-pro-v1.0-F446Categories: , Tags: , , , , , , ,


  • Main Control Chip – The main control board uses 32-bit ARM-level Cortex-M4 series STM32F407ZET6/ STM32F429ZE / STM32F446ZE chip with a frequency of up to 168MHz and the flash is 1MB.
  • Support 60V Input – Supports up to 8 3D printer motherboards with a maximum 60V stepper motor. The motor drive power supply supports up to 60V input (only for the motor drive power supply).
  • 6 Controllable Fans – Up to 6 controllable fans, two normally open fans, and both support power supply voltage, 12V, 5V options.
  • Update Firmware: Klipper/Marlin/RRF – Supports firmware update via DFU mode. This is where the firmware is sent to the board directly from the PC and does not require a bootloader however this method is not recommended for novice users as discussed later in this document.
  • Level conversion IC – Supports proximity sensor, jumper optional pull-up resistor, supports more models, supports BL Touch.
  • Wiring diagrams, pinout designations and all additional information can be found here on BTT SKR Pico Github repository here:
Motherboard Size
BTT BigTreeTech Octopus Pro V1.0 Control Mainboard Motherboard Size
Wiring Diagram
BTT BigTreeTech Octopus Pro V1.0 Control Mainboard Wiring Diagram

Additional information

Weight 0.35 kg

2 reviews for BTT BigTreeTech Octopus PRO V1.0 Mainboard STM32F446

  1. 145ec5fff4ce83ea4427a63861eb4270?s=60&d=mm&r=g

    Dan Burns (verified owner)

    Upgrade from my dual SKR1.3 turbos to this and I’m using it with the USB-to-CANBUS bridge feature of Klipper for a CANBUS toolhead, works flawlessly. Everyone should use these for a Voron

  2. eb9b5800f2c1f79a6860ff743f8b03fc?s=60&d=mm&r=g

    thebeardedjake (verified owner)

    Great quality board and fast postage for when you need it. Thanks!

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