Power your next high-performance 3D printer build with the BigTreeTech SKR 3 32-Bit Control Board a flagship motherboard featuring the powerful STM32H743VI ARM Cortex-M7 processor running at 480MHz.

This advanced 32-bit mainboard delivers exceptional processing speed, making it perfect for demanding Klipper firmware setups, high-speed printing, and complex multi-axis control. It offers excellent expandability with support for various stepper drivers, multiple hotends, and modern interfaces.

Key Features:

• High-Performance MCU STM32H743VI Cortex-M7 @ 480MHz for ultra-fast G-code processing and smooth motion control
• Flexible Driver Support Compatible with TMC2209, TMC2226, TMC5160, TMC2240 and other popular drivers in UART or SPI mode
• Rich Interfaces Multiple fan ports, heater outputs, probe support (BLTouch), filament sensors, RGB lighting, and high-resolution displays
• CAN Bus Ready Supports high-speed CAN communication for toolhead boards (EBB series) and reduced wiring complexity
• Wide Voltage Support 12V/24V input with robust power management
• Compact Design Product size 110 85mm, installation size 102 76mm for easy integration

Note:

1. [ EZ-Driver Connector ] is required if you use EZ driver (like EZ2209 / EZ5160 Pro) for SKR 3 control board.

2. The chip has been updated to H723, which has a fasterrefresh rate (up to 550MHZ).