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  • GT2560 V4.0 Control Board for A20M printer
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GT2560 V4.0 Control Board for A20M printer


Shipping Weight:200g

Quantity in stock:999979


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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 6 A4988 stepper motors for a single  extruder or multiples ones.

6. With extension interfaces for LCD display and SD  card. Support both 2004 and 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

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  • Deacon Smith | 09/18/2020

    Hello what motherboard do I need for the A20T?

    • Jocelin Jia | 09/21/2020

      hello, A20T motherboard is GT2560 V4.0, it is not listed on our store , you can order this board , but leave a comment for your order, need A20T board instead.

  • Maxi Guzmán | 09/11/2020

    Can v3.1 be replaced by v4? Apart from replacing the extruder cable, what else would you need?

    • Jocelin Jia | 09/11/2020

      hello, if change from 3.1 to 4.0 board , also need change extension board , extruder cable and many other cbales connect to control board . if you need them , pls send an email to sales@geeetech.com , we will arrange offline for you. these cables are not listed on our store .

  • Gabriele Fabbris | 08/30/2020

    How can you install this board on A20M? I bought this but there are no specification on how to put this board in the prionter to substitute the gt2560 v3.0. Can you provide some instructions? Thanks

    • Jocelin Jia | 08/31/2020

      hello, if you change from V3.0 board into V4.0 board , also need change new LCD screen ,lcd cable, extension board , and many other cabels connected to control board, like extruder cable. for more information , you can email to sales@geeetech.com