There is a new version V4.2.7 32bit main board only for selling in CN warehouse.
US and UK warehouse will send v1.1.5 or V4.2.2 silent mainboad randomly.
Please note before placing an order.Please understand.
1. With special power chip, support 24V power input
2. The circuit board is optimized by circuit, effectively solve the heating problem
3. Can work with E/Z/Y/X a-xis motor
4. With USB interface, easy to operate
5. The newest version with super silent TMC2208 driver
Ender-3 / Ender-3 Pro use the same main board but different firmware, plz select the type you need
1 x Main board