Bigtreetech TFT70 V3.0 Display Screen for 3D Printer
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Only 2 left in stock
Bigtreetech TFT70 V3.0 is a 7-inch TFT display for 3D printers featuring an 800×480 color screen, STM32F407VGT6 MCU, and SSD1963 driving 21 LEDs. It offers dual operation modes (Marlin/Touch) with optional RS232 serial touch mode, and supports multi-mode printing through a dedicated interface, U-disk, and on-board SD; G-code editing on-screen; real-time data monitoring. Compatible with 5V systems and MEGA2560-type boards; dimensions 196x100mm (installation 188x92mm). Includes 1 unit.
800×480 color TFT display with 21 white LED backlights
Dual operating modes: Marlin Mode and Touch Mode
On-screen G-code editing and real-time data monitoring
Multiple print interfaces: onboard SD, USB U-disk, and mode preview
RS232 serial touch mode option for touch capability
5V power input with 3.3V/5V SD card logic compatibility (MEGA2560 compatibility)
BIGTREETECH TFT70 V3.0 is a large-format 7-inch 3D printer display designed to improve visibility, control, and daily print management.
For users in India who want a bigger, clearer interface for monitoring and tuning, the TFT70 V3.0 offers a clean UI and advanced on-screen tools while keeping compatibility with classic Marlin-style navigation.
A major advantage is the dual‑mode interface. With a one-click switch, you can choose between Marlin Mode (12864) and Touch Mode (Serial). In 12864 (Marlin) mode, the screen connects via EXP1/EXP2 and behaves like a traditional LCD interface—important
Specifications
Model: BTT TFT70 V3.0
Appearance size: 196 × 100 mm
Installation size: 188 × 92 mm
MCU: STM32F407VGT6
Display area: 153.84 × 85.776 mm
Resolution: 800 (RGB) × 480
Backlight: 21 white LEDs
Power input: DC 5V
SD card logic voltage: 3.3V & 5V
Applications
On-printer control for calibration, tuning, and print management
Better visibility for monitoring prints in workshops and print farms
Users who want both Marlin 12864 and modern touch UI workflows
Flexible printing via USB (U-disk) and SD
Features
Dual-mode interface: Marlin 12864 and Touch Mode (Serial)
EXP1/EXP2 connection for 12864 mode (non-touch)
Touchscreen support in serial mode via TFT/AUX port
USB and SD printing options for convenient file handling
Preview-style selection and on-screen G-code tools
Real-time monitoring (temperature, time, layer height, flow)
Usage
Marlin/12864 mode (no touch): Connect EXP1 + EXP2 to the motherboard.
Touch mode (touch enabled): Switch to serial screen mode and connect to the motherboard TFT/AUX serial interface (RS232/serial).
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