SimonK 30A Brushless ESC – Speed Controller with 2A BEC

The SimonK 30A Brushless Electronic Speed Controller (ESC) is specially designed for multirotors and quadcopters, offering ultra-fast throttle response and smooth motor control. Preloaded with SimonK firmware, it delivers optimized performance for drone applications by ensuring stable and responsive flight behavior.

This ESC supports 2S–4S LiPo batteries and includes a built-in 5V/2A BEC to power your flight controller or receiver. Its compact and lightweight design makes it an excellent choice for DIY drone builds, FPV racers, and multirotor projects requiring reliable and precise motor control.

• Firmware: SimonK pre-installed

• Continuous Current: 30A

• Burst Current: 40A (for 10 seconds)

• Input Voltage: 2S–4S LiPo (7.4–14.8V)

• Supported Motor Type: Brushless DC motors

• BEC Output: 5V / 2A linear BEC

• Throttle Signal: Standard PWM (1–2 ms)

• Refresh Rate: Up to 20 kHz

• Weight: ~25 g

• Dimensions: Approx. 45 × 25 × 8 mm

• Connectors: 3.5 mm bullet connectors (motor side), battery wire leads

• Features: Fast response SimonK firmware, low-voltage cutoff, overheat protection, throttle calibration