Spark 15A 4 in 1 ESC

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The RaceFlight Spark 4n1 electronic speed controller (ESC) provides the power of BlHeli_S performance in a tiny package. This makes your electronic stack small, and generally eliminates the need for an additional PDB. The Spark 4n1 ESC performs great, helps clean up any build, and is perfect for your 3″ build.


  • 20 mm x 20 mm mounting hole spacing
  • 60A continuous (15A per motor) and 80A burst (20A per motor)
  • BlHeli_S
  • 5V voltage regulator capable of 3A continuous output
  • D-Shot ready
  • 2s – 4s compatible
  • Built in Current Sensor
  • Pins to Millivolt Flight controller
  • Current and Voltage sent to flight controller
  • Easy Install
  • High quality components