SkyStars KM50 50A 3-6S BLHeli_S 4-in-1 ESC

SkyStars KM50 50A 3-6S BLHeli_S 4-in-1 ESC

The SkyStars KM50 50A 3-6S BLHeli_S 4-in-1 ESC brings tons of great features all in a 30.5×30.5mm mounting pattern.

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The SkyStars KRAMAM 50A 3-6S BLHeli_S 4-in-1 ESC brings tons of great features all in a 30.5×30.5mm mounting pattern. Supports reversed Dshot 300/600 and combined with Blheli_S 16.72 firmware, which makes a smooth ESC.


Excellent over-current capability

By adopting the best PCB material and PCB production process. Such as application of high TG materials, 3oz copper PCB & 2?m gold deposition process on PCB. Together with the 6-layer layout design of the board, compared with other common 4 layers, It can withstand bigger current.

Extreme stably support 6S LiPo battery

By use of 24 pcs of new Toshiba standard 40V 5×6 Mosfet & imported from USA or Japan electronic materials. Plus advanced lead-free SMT Processing technology.It makes ESC can fully support 6s battery and get better performance.

Excellent heat dissipation performance

The CNC hollow aluminum alloy shell use, Not only good for heat dissipation but also gets a beautiful appearance.

Better control performance

Flashed with Blheli_S 16.72 firmware in the factory, support reversed Dshot 300 /600, make ESC have smooth control feel.


  • Input voltage: 3-6S LiPo
  • Con.Current: 50A
  • Peak Current: 60A 10S
  • Firmware: BLHeli_S
  • Support: Reversed Dshot 300/600
  • Firmware version:16.72(Q_H_25)
  • Mounting hole: 30.5mm/M3
  • BEC: No
  • Product size: 41*46*7.6mm
  • Weight: 17g


  • 1 x Skystar Kramam 50A 3-6S 4-in-1 ESC
  • 4 x Damping Rubbers (M3x8mm)
  • 4 x Damping Rubbers (M3x3.5mm)
  • 1 x XT60 lead
  • 1 x 8pin wiring harness (1x 70mm,1x 50mm)
  • 1 x 35v 560uf Capacitor
Weight 60 g


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