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BrainFPV RADIX Li Wing Power Distribution Board (PDB)

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USD $19.99

BrainFPV Radix Li Wing Power Distribution Board (PDB)


This is the power distribution board (PDB) for the BrainFPV Radix Li F4 FC used specifically in airplanes and wings. 

Together they form the worlds smallest flight control system for RC airplanes and wings, with an integrated GRAPHICAL OSD (on-screen display)!

Make sure to read the RADIX LI Wing Kit manual to learn how to use it.

Technical Specifications

  • Battery Voltage: 3S to 5S (8V to 22V)
  • Maximum Current: 40A constant, 60A burst
  • Voltage Regulator: Integrated 5V, 3A regultator. By default, servos are powered by the ESC. The wPB has a jumper to enable powering small servos
  • Noise Filter: 5V, 1A  filtered output for clean video (1A is shared with 5V / 3A regulator)
  • Current Measurement: Up to 65A (50 mV/A, current scale: 500)
  • ESC Output: Output for 1 x ESC on servo headers
  • Servo Outputs: Outputs for up to 5 servos on headers
  • LEDs: Output for programmable RGB LEDs
  • Stacking height: 5.5mm (space between RADIX LI FC and RADIX LI wPB)
  • PCB: 4 layer, 3oz (105um) copper per layer. HASL plating (lead-free)
  • Dimensions: 26.5 mm x 34 mm
  • Weight: 5g


  • RADIX LI Wing Power Board
  • 10-pin cable for connection to RADIX LI Flight Controller
  • Servo headers: straight and angled
  • 25V / 470uF capacitor
  • Wire for connecting outputs 5 and 6


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      Shipping Weight: 30g