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FrSky Smart Port 150A Sensor

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The FrSky Ampere Sensor (SP-150A) can measure Current (A) when connected between a Battery and ESC. You just run your positive ESC battery lead through the sensor loop and complete some basic setup through the FrSky Servo Channel Changer

This sensor requires a Smart Port enabled receiver like the X8R or other X series receivers.


  • Weight: 20g
  • Measurement range: 0~150A
  • Maximum safe current: 150A
  • Sensor current consumption: 35mA@5V
  • Operational Voltage: 4 - 10 VDC (from receiver)
  • Accuracy: 2% @ 25°C

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FrSky Smart Port 150A Sensor