This V4.0 bord can only be a replacement for V4.0 board . can not replace other board like V4.1B , V3.0, V3.1 board etc.
pls check which board does your printer has before order . the board type will be written on the board itself .
need order a same board as your printer originally has. otherwise will not be compatible .
GT2560 V4.0 control board, developed by Geeetech, is currently used for A10, A10M, A20 and A20M 3D printers. Here are its main features:
1. Using ATMEGA2560 as its core chip, with its flash memory at 256KB and operating frequency at 16MHz.
2. Compatible with 12V/24V input voltage. Featuring dual power supply, one for powering up the heatbed (15A), the other for other electronic parts (10A).
3. The interface for the heatbed comes with a high-power MOS tube, which is of ultra-low conductive internal resistance. High performance and stable.
4. With 2 interfaces for normally open fans and 1 interface for LED light.
5. Driven by 5pcs A4988 stepper motors for dual extruder.
6. With extension interfaces for LCD display and SD card. Support 2004 or 12864 LCD display.
7. Support 3D touch auto-leveling function and filament detector.
8. Using Marlin firmware, stable and easy to operate.
9. Highly integrated and easy to assemble.
Net weight: 72g
Gross weight: 113g