The Tribunus III 14-320A ESC from Scorpion Power Systems marks a new era in high-performance electronic speed controllers. Designed using premium Western components and manufactured in Taiwan, this next-generation ESC delivers exceptional reliability, intelligent motor control, and outstanding safety for high-demand RC aircraft and industrial UAV applications.

Built around Scorpion’s proprietary motor control algorithm and unique hardware design, the Tribunus III offers smoother throttle response, improved efficiency, and enhanced protection features compared to previous models. Whether you're flying high-performance aerobatic aircraft, large-scale models, or professional UAV platforms, this ESC is engineered to perform at the highest level.

The Scorpion Tribunus III 14-320A ESC SBEC from Scorpion Power System sets a new benchmark for ultra high-power electronic speed controllers. Built using premium Western components, this next-generation ESC delivers exceptional current handling, intelligent motor control, and advanced safety systems for the most demanding RC aircraft and industrial UAV platforms.

Engineered with Scorpion’s proprietary motor control algorithm, the Tribunus III 14-320A provides ultra-smooth throttle response, precise timing control, and outstanding efficiency even under extreme load conditions.

Designed for serious large-scale electric applications, this 320A ESC is built to perform where others simply cannot.

Key Features

• Massive 320A continuous current rating
  
• 420A peak current capability
  
• Wide 12–61V operating voltage range
  
• Adjustable SBEC output: 5.1V – 12.1V
  
• 15A continuous BEC output @ 8.1V
  
• Ultra-low 0.32mΩ x2 on-resistance
  
• Dynamic drive frequency: 8kHz – 32kHz
  
• Advanced active freewheeling technology
  
• Intelligent protection systems (thermal, overload, voltage)
  
• Optimised for high-power Scorpion motor systems

Perfect For

• 100cc+ equivalent electric aircraft
  
• Large-scale 3D aerobatic models
  
• IMAC and competition setups
  
• High-power 12S setups
  
• Heavy-lift UAV platforms
  
• Large electric scale aircraft

Product Summary

The Tribunus III 14-320A SBEC is a professional-grade, ultra high-current ESC designed for the most demanding electric power systems. With 320A continuous capability, adjustable high-power SBEC output, and industry-leading motor control firmware, it provides exceptional reliability, safety, and smooth power delivery.

When only maximum performance and absolute dependability will do, the Tribunus III 14-320A stands at the top of the high-voltage ESC category.

Specifications

• Max Continuous Current: 320A
  
• Peak Current: 420A
  
• Operating Voltage Range: 12–61V
  
• BEC Output Voltage: OFF / 5.1V–12.1V adjustable
  
• Max Continuous BEC Output: 15A @ 8.1V
  
• On Resistance: 0.32mΩ x2
  
• Drive Frequency: 8kHz – 32kHz
  
• ESC Body Size: 75.0 x 98.5 x 40.0 mm
  
• Mounting Tabs: 53.0 x 103.0 mm / M3 bolt
  
• Weight (without wires): 400g
  
• Weight (with wires): 600g
  
• Weight including packaging: 1kg

Included in the Box

1 x Tribunus III 14-320A ESC
2 x BEC cables
1 x Mounting hardware pack

Why Buy From PROBUILD AIRCRAFT LTD

✅ Official UK Scorpion Power System stockist – 100% genuine products
✅ Trusted by top international competition pilots
✅ Fast UK shipping
✅ Expert RC technical advice and support
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