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BIGTREETECH BTT Octopus Max EZ for 3D Printer is a powerful 32-bit control board designed for advanced and professional 3D printers. Powered by the STM32H723ZET6 ARM Cortex-M7 processor running at 550MHz, it supports up to 10 stepper motors using BIGTREETECH EZ series drivers. With extensive expansion options including CAN Bus, Wi-Fi, RGB, SPI, USB Type-C, and support for both Marlin and Klipper firmware, it is an ideal motherboard for CoreXY, Voron, IDEX, tool changer, and other high-performance 3D printer builds.
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1 × BIGTREETECH BTT Octopus Max EZ for 3D Printer
| Product Type | 32-Bit 3D Printer Control Board |
|---|---|
| Model | BIGTREETECH BTT Octopus Max EZ |
| Microcontroller | STM32H723ZET6 |
| CPU | ARM Cortex-M7 |
| Clock Speed | 550MHz |
| Logic Voltage | 3.3V |
| Motherboard Input Voltage | 12V / 24V DC |
| Driver Input Voltage | 24V / HV (Up to 56V Selectable) |
| Heated Bed Input Voltage | 12V / 24V DC |
| Stepper Driver Support | BIGTREETECH EZ2209, EZ2208, EZ2130, EZ2225, EZ2226, EZ5160 and Compatible EZ Drivers |
| Number of Stepper Motor Channels | 10 |
| Driver Communication | UART / SPI |
| Heater Outputs | 4 (HB, HE0, HE1, HE2, HE3) |
| Heated Bed Output Current | 10A Continuous, 12A Peak |
| Heater Output Current | 5.5A Continuous, 6A Peak (Per Heater) |
| Fan Outputs | 9 (7 Controllable + 2 Always-On) |
| Maximum Fan Output Current | 1A Continuous, 1.5A Peak (Per Port) |
| Thermistor Inputs | 5 (NTC/PT1000 Selectable on 4 Channels) |
| Display Support | MINI12864 (FPC), TFT Serial Display |
| Communication Interfaces | USB Type-C, CAN Bus, SPI, UART, I²C |
| Expansion Interfaces | BLTouch, RGB, Wi-Fi, PS-ON, Filament Sensor, Power Detection, CAN, SPI |
| Supported Kinematics | Cartesian, CoreXY, CoreXZ, Delta, Kossel, Ultimaker, IDEX |
| Supported Firmware | Marlin, Klipper |
| Board Dimensions | 160 × 100mm |
| Applications | High-End 3D Printers, Voron Builds, CoreXY Systems, IDEX Printers, Tool Changer Systems, DIY Professional 3D Printers |
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