BIGTREETECH Octopus Pro V1.0 Control Board/ Mainboard Firmware link: Click here Fast MCU – The main control board uses 32-bit ARM-level Cortex-M4 series STM32H723ZE chip with a frequency of up to 168MHz and the flash is 1MB. High Voltage – 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). 48V input is recommended. Fans – Up to 6 controllable fans, two normally open fans, and both support power supply voltage, 12V, 5V options. Firmware – Supports Klipper, Marlin and RRF TMC5160 T Pro – Includes 8 of Trinamic’s most advanced stepper driver controller and driver. Compatible with the 48V rated motor input.












