Creality Upgrade Ender 3 S1 Mainboard, 32 Bit Silent Mainboard, V2.4 Silent Board with TMC2208 Drivers, Including 8GB SD Card, Board Fuse. Just Fit for Ender 3 S1 and Ender 3 S1 Pro 3D Printer

Application This Ender 3 S1 Mainboard is 100% original from Creality. Just fits for Creality Ender 3 S1 3D Printer and Ender 3 S1 Pro. ^^ Super QuietThe silent mainboard can reduce stepper motor noise. TMC ultra-quiet motor drive chip, ultra-quiet system design, so that the machine is always running at low decibels (<50dB). ^^ DriverWith TMC2208 driver, the bootloader has been preinstalled. You only need to copy the firmware file to a formated SD card with no other files in it. Turn off the printer and unplug the power cord.

Insert the SD card & power cord, and turn on the printer. Wait 10s to complete the firmware updating process., easier to flash the firmware. ^^ Optimized CircuitEnder 3 S1 adopt thermal runaway protection to effectively solve heating problems. Could be used in combination with the E/Z/Y/X drive axis.
NOTICE: It only plug and play for Ender-3 S1. If you want to install it on Ender 3 S1 Pro, please flash the machine firmware. You can download firmware from official website. ^^ After Sales ServiceMore than 10 engineers provide lifetime technical assistance. Please kindly contact us (seller) via ask a question find us directly, cause our customer service will respond to you within 24 hours.