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Sunrise Cicada 20AMP/30AMP BLHELI-S enabled 2-4S 4x1 ESC

Sunrise Cicada 20AMP/30AMP BLHELI-S enabled 2-4S 4x1 ESC

$ 56.99

We sell both 20 Amp and 30 Amp versions, please make your selection up top

These are the BB2 version

The latest 4x1 ESC to hit the market, fast, light, compact, and BLHeli_S capable. These are the new BB2 version that supports a 48Mhz clock cycle (double the speed of the older BB1 version) 


  • BLHeli_S enabled! Get smoother, faster response time than with regular BLHeli firmware.
  • MCUs: 8 bit BusyBee2 (EFM8BB21F16) at 48MHz. BB2 is set to 500k eRPM(F39x around 360K)
  • Hardware PWM 36KHZ refresh, more smooth throttle response and silent operation.
  • Damped light/synchronous rectification/ active freewheeling
  • Supports regular 1-2ms input signal, as well as Oneshot125 (125-250us), Oneshot42(41.7-83.3us) and Multishot (5-25us). Auto-detected when the ESC sees an input signal.
  • Sync loss protection feature, it will have the same good sync holding properties as base BLHeli.

Technical Specifications:

  • 20 Amp version
  • Continuous Current: 20A
  • Peak Current (10s): 25A
  • BEC: no
  • Lipo: 2s - 4s
  • Programming: Yes
  • Weight: 19g
  • Size: 36 x 36 x 4mm
  • 30 Amp version
  • Continuous Current: 30A
  • Peak Current (10s): 35A
  • BEC: no
  • Lipo: 2s - 6s
  • Programming: Yes
  • Weight: 25g
  • Size: 36 x 36 x 4mm

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