Ender 3 S1 Pro 3D Printer, Advanced 32 Bit Silent Mainboard

- Original Replacement Motherboard for Creality Ender 3 S1 3D Printer. 
- Super quiet by TMC2208 drivers. Firmware comes pre-installed, pre-configured for the Ender-3 S1, makes it totally plug & play. Less than 50db while printing. 
- Optimized Circuit: enabling thermal runaway protection to effectively solve heating problems. Could be used in combination with E/Z/Y/X drive axis.