The HAKRC F722 Mini V2 Stack series offers high-performance flight controller and ESC combinations designed for FPV racing and freestyle drones. Available in four configurations — 35A (8 Bit), 40A, 60A, and 65A (32 Bit) — this stack integrates an advanced STM32F722RET6 processor, ICM42688 dual gyroscope, and powerful BLHeli ESCs supporting up to 8S (60A/65A models). Ideal for 3-6 inch quads, the HAKRC F722 Mini V2 Stack delivers smooth, precise control with exceptional reliability and compatibility with DJI FPV and DJI O3 systems.
Key Features
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Flight Controller (all versions):
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MCU: STM32F722RET6
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Gyro: ICM42688 dual gyroscope
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BEC: 5V/2.5A and 10V/2A
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UART Ports: 6
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Firmware: HAKRCF722V2
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Mounting: 20×20mm (29×29mm board)
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Weight: 6g
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Storage: 16MB
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Input Voltage: 2–6S LiPo
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ESC Options
| Model | ESC Size (mm) | Weight | Voltage Support | Continuous Current | Peak Current | Firmware | MCU Bit | Current Scale | ESC Software Version |
|---|---|---|---|---|---|---|---|---|---|
| 35A V2 | 31 × 30 | 6g | 2–6S | 35A | 40A | G_H_20 - Rev.16.7 - Multi | 8-Bit | 300 | BLHeliSuite16.7.14.9.0.3 |
| 40A V2 | 31 × 29.5 | 6g | 2–6S | 40A | 45A | HAKRC-40-K42_Multi_32.8.Hex | 32-Bit | 300 | BLHeliSuite32.9.0.3 |
| 60A V2 | 34 × 42.5 | 11g | 2–8S | 60A | 70A | HAKRC_AT4G_Multi_32.9.Hex | 32-Bit | 160 | BLHeliSuite32Activator_32.9.0.3 |
| 65A V2 | 34 × 42.5 | 11g | 2–8S | 65A | 70A | HAKRC_AT4G_Multi_32.9.Hex | 32-Bit | 90 | BLHeliSuite32Activator_32.9.0.3 |
All ESCs support PWM, Oneshot125, Oneshot42, Multishot, DShot150, DShot300, DShot600.
Included in Package
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1× HAKRC F722 V2 Flight Controller
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1× 4-in-1 ESC (35A / 40A / 60A / 65A)
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1× DJI FPV Cable
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1× 35V 270uF Capacitor
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1× XT60 Power Lead
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1× DJI O3 Air Unit 3-in-1 Cable
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1× Red and Blue Power Cable
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1× 8p Signal Cable
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8× M2 Orange Dampers
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4× (M2×25mm) Screws
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4× Black M2 Nylon Nuts
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1× User Manual
Details

HAKRC F7220V2 flight controller wiring diagram. Includes ESC, GPS, SBUS receiver, VTX, camera, and external light connections. Highlights video transmission, barometer, and control switch functionalities.

HAKRC 8B35A 4-in-1 ESC interface diagram. Dimensions: 31mm width, 30mm height, 20mm bottom width. M1, M2, M3, M4 labeled.

HAKRC F722 FPV Drone Stack includes ARM STM32F722, m50 label, and multiple ports for versatile drone use.

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