The Official Creality Ender 3 / 3Pro 32-bit Replacement Silent Control Board is an upgraded mainboard designed to enhance the performance and reduce the operational noise of Creality's Ender series 3D printers.

Key Features:

Silent Operation: Equipped with TMC2225 stepper drivers, this control board significantly minimizes motor noise during printing, providing a quieter working environment.

32-bit ARM Processor: The board features a 32-bit ARM STM32F103 processor, offering faster and more precise control over printer operations compared to previous 8-bit boards.

Enhanced Compatibility: This mainboard is compatible with multiple Creality printer models, including Ender 3, Ender 3 Pro, Ender 3S, Ender 3 MAX, Ender 5, Ender 5 Pro, and Ender 5S.

Firmware Upgradeability: Users can update the firmware via a MicroSD card, allowing for easy installation of the latest features and improvements. Firmware files can be downloaded from Creality's official website.

Thermal Runaway Protection: The board includes thermal runaway protection, enhancing safety by preventing overheating issues during printing.

Specifications:

Processor: 32-bit ARM STM32F103.

Stepper Drivers: TMC2225.

Firmware Compatibility: Supports Marlin 2.0 and its forks.

Connections: Micro-USB, MicroSD card.

Supported Features: Ports for 4x motors, 2x thermistors, 3x endstops, 3x fans, BLTouch, filament runout sensor.

Voltage Input: Supports 24V input voltage.