SimonK Firmware Advantage
Designed for the rigors of multirotor flight, the SimonK firmware on this ESC eliminates the input signal buffering found in standard airplane ESCs. This results in a refresh rate of over 490Hz, allowing your flight controller (like APM, Pixhawk, or KK2) to make instantaneous adjustments to motor speed. This is crucial for maintaining a perfectly level hover and achieving sharp, precise maneuvers.
Reliable and Cool Operation
Every SimonK 30A ESC from RoboShop BD is built using high-quality N-FET MOSFETs and a dedicated aluminum heatsink for superior thermal management. It features a “Safe Power” function, ensuring the motor won’t spin up unexpectedly upon battery connection, regardless of your throttle stick position. Its lightweight design and 2-3S LiPo compatibility make it a versatile choice for everything from racing quads to industrial surveying drones.
Key Features
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SimonK Pre-Flashed: Optimized for multirotors with ultra-fast throttle response.
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Integrated BEC: Regulated 5V/2A output to power receivers and flight controllers.
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High Refresh Rate: Supports signals up to 490Hz for maximum flight stability.
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Plug-and-Play Setup: Simple throttle calibration to match any RC transmitter.
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Safety Protections: Includes low-voltage, overheat, and throttle signal loss protection.
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Universal Build: Best paired with A2212 1000KV/1400KV motors for 1/10 and 1/8 scale builds.
Technical Specifications
| Specification | Details |
| Model | SimonK 30A (Red/Yellow) |
| Continuous Current | 30A |
| Burst Current (10s) | 40A |
| Input Voltage | 2S – 3S LiPo (7.4V – 11.1V) |
| BEC Output | 5V / 2A (Linear Mode) |
| Drive Frequency | 16KHz (Quiet & Fast) |
| Dimensions | 45mm x 24mm x 11mm |
| Weight | ~25g (with wires) |






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