BIGTREETECH SKR V1.3 32-Bit 3D Printer Motherboard (Marlin)
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Prices updated: 13 Oct 2026
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About this product
The SKR V1.3 is an open-source 32-bit main board for 3D printers, running Marlin firmware. It provides five stepper motor channels (X, Y, Z, E0, E1) with support for several stepper drivers, including TMC2208, TMC2130, A4988 and DRV8825. It also accepts 100K NTC thermistors and common TFT and LCD displays.
Specifications
- Processor
- 32-bit (STM32F103RCT6, ARM Cortex-M3)
- Firmware
- Marlin (open source)
- Stepper driver support
- TMC2208, TMC2130, ST820, LV8729, DRV8825, A4988
- Motor interfaces
- X, Y, Z, E0, E1 (5 channels)
- Microstepping
- Up to 256 subdivisions
- Temperature inputs
- TH0, TH1, TB; 3 channels 100K NTC
- Display support
- 2.8" TFT, 3.5" TFT, LCD2004, LCD12864
- PC communication
- USB, 115200 baud
Frequently asked questions
Which driver modes does the board support?
The listing states TMC2130 in SPI mode and TMC2208 in UART mode. The drivers plug into the board's sockets and can be used with external motor drive.
Is the board compatible with Marlin firmware?
Yes. The board is listed as supporting open-source Marlin firmware, which you configure for your printer's axes, motors, heaters and display before flashing.
