1 Main Control: 3D printer controller board is based on STM32F446 180Mhz, all IO can withstand 5V voltage, support 8 TMC stepper drivers, support Uart and SPI. 2 Voltage Input: 3D printer controller board maximum 28V input, 12V at 5A DC-DC, 5V at 8A DC-DC (for Raspberry Pi only), 3.3V at 0.8A LDO. 3 Switch Socket Optional: 3D printer motherboard limit switch socket 24V/5V/3.3V optional, prepare more other equipment, such as inductive sensor, BL Touch. 4 8 Way PWM Fans: Up to 8 way PWM fans (using only 1 extruder, not using 12V/24V RGB), 2 way RGB LED (12V and 24V optional), 1 way 5V-RGB LED (NEO-PIXEL /WS2812). 5 10x PWM Power: 10x PWM Power MOSFET outputs (1 for HotBed, 3 for HotBed, 3 for Fan, 3 for RGB LED Strip).Item Type: 3D Printer Controller Board
Material: PCB
Number of PCB Layers: 6 Layers
Master: STM32F446
Flash: 512K
DC Input: 12V at 3A DC-DC
For Raspberry Pi Power Supply: 5V at 5A DC-DC
Fuse: 2+1
3.3 Power Supply: 2 (MUC and motor are powered separately)
High Voltage Drive Interface: 2
Drive TVS: 8
Thermistor Plug: 6x2Pin
Heating Rods: 4
CNC Fans: 6
Normally Open Fans: 2
Support: WiFi Module
Supported Firmware: for klipper, for Marlin, for RRF
Support System: For Raspberry pi, for Spider
What's in the box
1 x 3D Printer Controller Board, 1 x Type-C Cable, 1 x Connecting Cable, 30 x Pin Shells, 1 x Connector
