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3D Printer Motherboard, 3D Printer Control Board ESP32 MCU DC12-24V USB Update Firmware  for Replacement

<ul><li>3D PRINTER CONTROL BOARD: With onboard ESP32 wifi, supports for  2.0 firmware. In addition to supporting regular LCD2004 and 12864 screens, also supports MKS MINI12864 V3 and MKS TFT serial port screens</li><li>USB UPDATE FIRMWARE: The motherboard can update firmware through USB and connect to the  and web pages through WIFI function to control the 3D printer</li></ul>

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<p>The 3D Printer Motherboard, 3D Printer Control Board ESP32 MCU DC12-24V USB Update Firmware for Replacement is designed for advanced 3D printing control. It features an ESP32 WROOM 32U microcontroller running at 240MHz with 520K memory, supporting input power from DC12 to 24 volts. This motherboard supports two heater ends and one heated bed, with temperature sensors requiring jumper selection. It offers a motor interface for five axes and six motors with parallel Z-axis connection and supports external high current drives. Compatible with LCD 2004, 12864, MKS MINI12864 V3, and MKS TFT serial port screens, it allows firmware updates via USB drive. The package includes five A4988 micro stepper motor drivers known for their multiple step modes and built-in current regulation, along with driver heat sinks and a USB data cable. This 3D printer motherboard supports Marlin 2.0 firmware and features power reverse protection and motor back electromotive force absorption for stepper driver preservation.</p>

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