Description
The Mainboard Kit is the core control board of the Creality Sermoon D3, coordinating motion, temperature, and every other function on the printer. The Sermoon D3 uses an integrated 32-bit silent mainboard with an advanced stepper motor driver chip capable of 1/256 microstepping, the component that delivers the printer's quiet operation and its ability to run at up to five times standard speed.
This genuine Creality replacement kit is suitable for Sermoon D3 units that will not boot, lose motor or heater control, throw persistent thermal or driver errors, or show visible damage to the board. Creality officially lists 4002020058 as the Sermoon D3 Mainboard Kit. Because the mainboard carries the printer's firmware and stepper drivers, replacing it restores full machine function rather than addressing one symptom.
Features
Integrated 32-Bit Silent Mainboard: The original board design for the Sermoon D3, delivering quiet operation and stable control.
1/256 Microstepping: Advanced stepper motor driver chip enabling smooth motion at up to five times standard printing speed.
Full System Control: Coordinates motion, extruder and bed heating, cooling, auto-leveling, and network connectivity.
Supports Sermoon D3 Features: Retains the printer's native functions including CR-Touch auto-leveling, remote printing over WiFi and RJ45, and Creality Cloud monitoring.
Genuine Creality Replacement: Original Creality spare part specifically listed for the Sermoon D3.
Precise Compatibility: Designed specifically for the Creality Sermoon D3.
Direct Service Replacement: Suitable for restoring a printer with a failed or damaged mainboard.
Specifications
Product Name: Creality Sermoon D3 Mainboard Kit
Part Number: 4002020058
Compatibility: Creality Sermoon D3
Type: Mainboard Kit
Architecture: Integrated 32-bit silent mainboard
Microstepping: 1/256
Manufacturer: Shenzhen Creality 3D Technology Co., Ltd.
Product Category: 3D Printer Mainboard
