LDO Orbitool O2S

The LDO Orbitool O2S is a next-generation toolhead PCB engineered for seamless integration with the Orbiter V2 and V2.5 extruders. Designed by Robert Lorincz and manufactured by LDO Motors, this board combines advanced motion control, robust protection features, and streamlined connectivity to elevate your 3D printing experience.

🔧 Key Technical Features

• Microcontroller: STM32F072 @ 48MHz with full Klipper support and automatic firmware updates
• Stepper Driver: TMC2240 for ultra-quiet operation and improved thermal behaviour
• Accelerometer: Onboard ADXL345 for input shaping and vibration analysis
• USB Connectivity:
  • Automotive-grade USB interface to Raspberry Pi
  • Auxiliary USB port for bed scanners, nozzle cameras, or smart accessories
• Fan Outputs:
  • PWM support for 2-, 3-, and 4-wire fans
  • DC-DC converter-based hotend fan driver (12V/24V compatible)
• Sensor Inputs:
  • Hotend temperature: NTC or PT1000
  • Bed levelling: I²C interface
  • X-Stop sensor input
• RGB LED Driver: Customizable lighting with short-circuit protection
• Thermal Management: Integrated temperature sensor and advanced heat dissipation design

🛡️ Built-In Safety & Protection

• Active short-circuit protection on hotend and fan outputs
• Reverse polarity protection on power inputs
• EMI and ESD shielding across all I/O
• USB data line protection
• Heater thermal runaway detection

📦 What’s Included

• 1x Orbitool O2S Toolboard
• Mounting hardware and connectors
• Access to documentation and GitHub resources

💡 Ideal For

• Voron V2.4 and other Klipper-based printers
• Users seeking a compact, high-performance toolhead with minimal wiring
• Makers who value reliability, modularity, and smart diagnostics