HAKRC F411 40A AIO Flight Controller – 2–6S, STM32F411, BLHeli_S 40A ESC, 25.5mm Mount

The HAKRC F411 40A AIO is a powerful and compact all-in-one flight controller with an integrated 40A 4-in-1 ESC, designed for FPV racing drones and cinewhoops requiring lightweight yet high-current performance. With support for 2–6S LiPo, 128KHz PWM, and full compatibility with DJI O3 Air Unit, this board delivers reliable control, clean power output, and simplified wiring for digital or analog FPV systems.

Constructed with an 8-layer 2oz thickened copper PCB using high-end resin plug-hole technology, this AIO FC provides superior heat dissipation and durability. It features imported 40V high-current MOSFETs, industrial-grade LDOs, and Japanese Murata capacitors, ensuring efficient and stable power delivery even under high loads.

Key Features

• Compact 31×31mm design with 25.5mm / 26.5mm mounting pattern

• Integrated 40A BLHeli_S ESC with support for 2–6S LiPo input

• STM32F411CEU6 processor with AT7456E OSD and SPL06 barometer

• ICM42688 gyroscope for accurate flight data

• Built-in current sensor and LED support (e.g., WS2812)

• Full compatibility with DJI FPV and O3 Air Unit systems

Flight Controller Specifications

ESC Specifications

PCB & Power Design

• 8-layer PCB with 2oz copper thickness for excellent current handling

• Dual-pad layout for enhanced solder durability and thermal conductivity

• Imported 40V MOSFETs with high load capacity and long lifespan

• Japanese Murata capacitors for strong ripple suppression and power filtering

• Industrial LDO for stable voltage output under high temperatures

Package Includes

• 1× HAKRC F411 40A AIO Flight Controller

• 4× M2 silicone shock absorbers

• 1× XT30 power lead

• 1× Type-C USB breakout board

• 1× USB cable

• 1× Small bandage (Velcro strap)

• 1× 270μF 35V capacitor

• 1× DJI FPV Cable

• 1× DJI O3 Air Unit 3-in-1 Cable

• 1× User manual

Ideal For

• Lightweight 3–5 inch FPV racing drones

• Cinewhoops and toothpick builds

• Digital and analog FPV setups

• Pilots seeking clean stack wiring and high current support in a compact FC

HAKRC F411 40A AIO Flight Controller includes motor, GPS, camera, VTX, amperage meter, barometer, and 2-5S LiPo battery connections. Boot, SBUS, SDA, SCL, RX, TX wiring details are provided.