GOKU BS 20A ESC w/ LED V3 16×16
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Power your micro builds with confidence using the Flywoo GOKU BS 20A ESC V3. This 4-in-1 ESC is the official “Quad” version replacement for the popular GOKU GN405 Nano HD Stack, but it serves as an excellent standalone upgrade for any 16x16mm micro stack. Engineered for 2S to 4S builds, it delivers smooth, reliable power for 2-inch to 4-inch drones.
Reliable 20A Performance
Don’t let the size fool you. Powered by the BB21F16G MCU, this ESC handles a continuous current of 20A, making it perfect for driving high-KV 11xx, 12xx, and 14xx motors. It fully supports modern digital protocols, including DShot300 and DShot600, ensuring your flight inputs are translated into motor movements instantly and accurately.
Integrated LEDs & Clean Design
The V3 revision features built-in Power LEDs on the corners of the board. These not only indicate power status but also add a custom glow to your frame arms, helping with orientation during Line-of-Sight (LOS) flying. The clean board layout and standard 16x16mm mounting holes (M2) make installation a breeze in tight micro canopies.
Perfect Replacement
If you have a crashed GOKU GN405 Nano HD 20A Stack V3, this is the direct plug-and-play replacement ESC. It maintains the same pinout for a solder-free connection to the GN405 flight controller, getting you back in the air faster.
Key Features:
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Micro Form Factor: Standard 16x16mm mounting (M2).
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High Output: 20A Continuous current handling.
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Voltage Range: Supports 2S – 4S LiPo batteries.
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Visuals: Integrated corner LEDs for status and style.
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Protocol: Supports DShot600, Multishot, and Oneshot.
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Firmware: BLHeli_S (BB21 MCU).
Specifications:
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Product: GOKU BS 20A ESC (Quad Version)
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Input Voltage: 2-4S LiPo
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Continuous Current: 20A
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MCU: BB21F16G
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Mounting Pattern: 16x16mm (M2)
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Dimensions: 27mm x 33mm
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Weight: 4.5g
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Supported Protocols: PWM, Oneshot125/42, Multishot, Dshot150/300/600
What’s in the Box?
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1x Flywoo GOKU BS 20A ESC V3 (16x16mm)










