FYSETC E4 board with built-in Wi-Fi and Bluetooth 4 pcs TMC2209 240MHz 16M flash 3D printer control board based for 3D printer
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$28.80$36.00
20% off
Color
Black
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Description
### FYSETC E4 board with built-in Wi-Fi and Bluetooth 4 pcs TMC2209 240MHz 16M flash 3D printer control board based for 3D printer
## Product Introduction
The E4 board is a minimal 3D printer control board based on the ESP32 microcontroll...
Reviews
4.5
29 ratings
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For OnStepX telescope control
R
Rolf · 10 days ago
Can't speak of quality yet as not had time to use
A
Adrian · June 30, 2026
There is a problem with the wifi antenna, it drops the connection , can you provide a board replacement? what are the options ? I am having many connectivity issues .