SpeedyBee 32Bit 45A 3-6S 4in1 ESC

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A responsive low-noise ESC built with quality components with a good amount of power.

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Browse all our 30x30 4in1 ESCs and all our SpeedyBee products!


  • Firmware: BLHeli32 SpeedyBee 4in1
  • MCU: STM32F051
  • Continuous Current: 45A * 4
  • Burst Current: 55A(10S)
  • ESC Protocol: DSHOT300/600/1200
  • Power input: 3S - 6S LiPo
  • Power output: VBAT
  • Current Sensor Support (Scale 168)
  • ESC Telemetry Support
  • Mounting: 30.5x0.5mm, 4mm hole size
  • Dimension: 41x45x6.5mm
  • Weight: 12.5g


  • 1x SpeedyBee 32Bit 45A 3-6S 4in1 ESC