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Many Viacopter products are Made in EU

Many of our products are manufactured by companies from the European Union



Free CAD application for designing & manufacturing electronics hardware

Flyduino UltraESC 20A

UltraESC 20A . small and powerful


The all new UltraESC 20A by Felix Nissen. 

The ultraESC is a small but capable speed controller for brushless motors.



  • 20A
  • 4.5V - 17V input range
  • USB connector for configuration and firmware update
  • Active freewheeling
  • Reverse in flight (Build a 3D copter)
  • Regenerative braking
  • Closed loop RPM control
  • PWM Connection
  • I2C connection
  • 4 layer PCB, 105uM copper layers (3 times norma copper thicknessl)
  • Suze: 37*16,5mm
  • Weight: 4.5 gram (without wires and capacitor)

Kit kontents:

  • UltraESC 20A, SMT-preassembled
  • 220uF/25V low ESR Panasonic Capacitor
  • Wire set


UltraESC 20A homepage with manuals and software


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