BIGTREETECH BTT Octopus V1.1 (F446) 32-bit Control Board for 3D Printer | Compatible with Marlin, Klipper, Raspberry Pi | High-Speed 3D Printing Mainboard for Voron, CoreXY, and DIY Printers

Description

BIGTREETECH BTT Octopus V1.1 (F446) 32-bit Control Board for 3D Printer | Compatible with Marlin, Klipper, Raspberry Pi | High-Speed 3D Printing Mainboard for Voron, CoreXY, and DIY Printers

Product Description

Transform your 3D printer with the BIGTREETECH BTT Octopus V1.1 (F446)—a feature-packed 32-bit controller board reimagined for advanced makers. With its lightning-fast STM32F446ZET6 CPU, you’ll experience butter-smooth motion and enhanced real-time control across demanding print jobs.

Unlock new levels of customization with support for up to 8 independent stepper drivers, making it the perfect choice for tool changers, dual-extruder, or dual-Z configurations. The board’s architecture supports both Marlin and Klipper firmware, along with seamless Raspberry Pi integration to power advanced printing features.

Manage your cooling and heaters more intelligently with configurable PWM fan outputs and selectable voltage rails. Plus, enjoy dependable smart features like BLTouch auto-leveling, filament runout detection, and power-loss recovery. Advanced I/O includes CAN‑bus support, SPI/UART driver control, SD‑card firmware updates, and touch-screen compatibility.

Built for next-gen CoreXY, Voron, Delta, or RepRap printers, the Octopus V1.1 delivers top-tier versatility, performance, and quiet operation—all under the trusted Ritedeal brand.

Specifications at a glance:

• Dimensions: ~160×100 mm, mounting holes 150×90 mm os.ratrig.com+13bttwiki.com+13Biqu Equipment+13us.ratrig.com+6Biqu Equipment+6FDM3D+6

• Power: Motor input 12–60 V, Bed input 12–28 V bttwiki.com

• Firmware upload via SD card (Marlin/Klipper) or DFU

✅ Bullet Points:

• Powerful 32-Bit STM32F446 Processor – Ensures fast, stable, and precise control for complex 3D prints and multi-axis movement.

• Supports up to 8 Stepper Drivers – Compatible with TMC2209, TMC5160, and other UART/SPI drivers for flexible printer configurations.

• Klipper & Marlin Compatible – Fully supports advanced firmware including Klipper (via Raspberry Pi) and Marlin for greater customization.

• Versatile I/O Expansion – Easily connect auto bed leveling sensors, filament runout sensors, CAN bus, and other add-ons.

• Seamless Raspberry Pi Integration – Built-in USB & UART interfaces simplify connecting Pi for remote printing and Klipper.

• Ideal for High-End Printers – Perfect for CoreXY, Voron, Delta, and other multi-axis 3D printers requiring precision and power.

Ideal For:

• Advanced printer configurations (CoreXY, Voron, multi‑toolheads)

• Makers building or upgrading with silent TMC drivers

• Enthusiasts using Klipper and dual‑stepper setups in a Pi‑based ecosystem