BIGTREETECH Octopus Max EZ V1.0 Control Board 32Bit New Upgrade Octopus Pro Motherboard, Compatible EZ2209/EZ5160 Stepper Driver, Support Running Klipper Firmware for Voron 2.4 DIY Upgrade 3D Printer

Adopts 32-bit ARM Cortex-M7 series STM32H723ZET6 master chip with a main frequency of 550MHz; Upgraded with eFuse protection, which responses faster with strong protection, effectively protecting the motherboard from being damaged caused by short circuits, over-current, etc.

Use the 10-axis EZ drive socket to avoid finger pricking; SPI and UART operating modes driven by on-board TMC can be used only through firmware settings; The CNC fan 24V, 12V and 5V voltage can be selected, which can save the operation of the customer's external transformer module and effectively reduce the damage probability of the main board; Reserve proximity switch interface, support NPN and PNP type selection, (24V, 12V, 5V) voltage optional; Reserved three-way four-wire fan interface can be used to connect water cooling device.