Duet3D
Duet 2 Ethernet
Best controller for enthusiasts seeking quiet, precise, and networked 3D printing.
The Duet 2 Ethernet controller board is a powerful all-in-one solution for 3D printers, featuring integrated TMC2660 stepper drivers for quiet and precise motion. Its onboard Ethernet connectivity allows for network printing from any device on your LAN, offering convenient control from desktops, tablets, and smartphones. The board utilizes a 32-bit ARM Cortex-M4 processor for fast motion control and quick processing, supporting up to 256th microstepping. Firmware is managed via a Micro SD card, and connections are secured with vertical Molex connectors or screw terminal blocks. This controller is designed to enhance the performance and usability of your 3D printer.
$205.70
Owner Satisfaction
4.7
/ 5
Category Rank
1
/ 147
Best Printer, Copier, & Fax Machine Circuit Boards
Price vs Category Average
+15%
Above average
Processor
48321204
/ Atmel SAMEE, Bit, MHz ARM Cortex-M
Who it's for
- Remote operators seeking seamless browser-based printer management
- Quiet-office workers needing silent, high-precision motion control
- Advanced makers requiring deep firmware customization and complex kinematics
Who should skip it
- Budget-conscious hobbyists looking for affordable entry-level hardware
- Beginners intimidated by complex firmware configuration and setup
- Hardware tinkerers wanting modular, swappable stepper driver options
Performance breakdown
Motion Precision
TMC2660 drivers deliver exceptionally smooth and quiet stepper motor performance.
Network Connectivity
Onboard Ethernet provides a rock-solid, reliable connection for remote printer management.
Processing Speed
The 32-bit ARM processor handles complex motion calculations with impressive efficiency.
Build Versatility
Supports a wide range of printer geometries and dual-extruder configurations effortlessly.
Connection Security
Vertical Molex connectors ensure stable, vibration-resistant wiring for long-term reliability.
Firmware Accessibility
Micro SD integration makes manual firmware updates straightforward for most users.
Key Specs
Processor
Atmel SAM4E8E, 32 Bit, 120MHz ARM Cortex-M4
Network Connectivity
WiFi or Ethernet
Stepper Drivers
Integrated TMC2660
Micro SD Card slot for firmware
Supports all standard 3D printer geometries
Features
- Integrated TMC2660 drivers for quiet operation
- Onboard Ethernet for network printing
- 32-bit processor for fast motion control
- Supports up to 256th microstepping for precision
- Micro SD card slot for easy firmware updates
- Vertical Molex connectors and screw terminals for secure connections
- Expandable for additional stepper drivers
- Support for two extruders and heated bed
- Max current per stepper driver: 2.4A (software limited)
What customers say
Customers consistently praise the Duet 2 Ethernet for its exceptional reliability and advanced features, which significantly enhance the 3D printing experience. Users frequently highlight the intuitive web interface, making printer management and monitoring remarkably straightforward. The board's robust performance contributes to superior print quality and consistent operation, justifying its premium positioning. Many consider it a worthwhile investment for serious hobbyists and professionals seeking dependable, high performance control.
Know before you buy
The TMC2660 drivers are designed for high-precision motion control and significantly quieter operation compared to standard drivers. They support up to 256th microstepping, which results in smoother motor movement and improved print quality.
Yes, the onboard Ethernet connectivity allows you to manage your printer directly from any device on your local network, including desktops, tablets, and smartphones. This eliminates the need to manually transfer files via SD card for every print.
The Duet 2 Ethernet is highly versatile and supports all standard 3D printer geometries, including Cartesian, Delta, CoreXY, and more. You can configure the firmware to match your specific machine setup.
Firmware management is handled via the onboard Micro SD card slot. You simply load the necessary files onto the card, and the board handles the update process upon reboot.
The integrated TMC2660 drivers support a maximum current of 2.4A per driver. This limit is managed via software, allowing you to fine-tune the power delivery to your specific stepper motors.
Yes, the board is designed to be expandable. If your project requires more than the integrated drivers provide, you can easily connect additional external stepper drivers to the board.
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$206