The HAKRC F722 V2 Stack is a powerful and flexible flight control system designed for FPV racing, freestyle, and cinematic drones. It combines the STM32F722RET6 flight controller with your choice of a 45A, 50A, 60A, or 65A 4-in-1 ESC. All stacks support 2–6S LiPo input, are DJI O3 compatible, and provide high-speed ESC protocol compatibility and robust current handling.
Flight Controller Specifications (Shared Across All Variants)
| Item | Specification |
|---|---|
| MCU | STM32F722RET6 |
| Gyroscope | ICM42688 (Dual Gyro) |
| OSD | AT7456E |
| Barometer | Integrated |
| Flash Storage | 16MB Black Box |
| UART Ports | 6 |
| Input Voltage | 2S–6S LiPo |
| BEC Output | 5V/3A and 10V/2.5A |
| Firmware Version | HAKRCF722V2 |
| Mounting Pattern | 30.5 × 30.5mm (M3 mounting holes) |
| Dimensions | 36 × 36mm |
| Net Weight | 8.5g |
| DJI Compatibility | Fully compatible with DJI FPV / O3 Air Unit |
ESC Specifications Comparison
| Model | Architecture | Cont. Current | Burst Current | Voltage Input | ESC Size (mm) | Mounting Pattern | Weight | Firmware Version | Protocols Supported |
|---|---|---|---|---|---|---|---|---|---|
| 45AF7 V2 | 8-bit | 45A | 50A | 2S–6S | 44 × 44 | 20/30.5 × 30.5mm | 13.5g | G_H_40 Rev. 16.7 | PWM, Oneshot125, Oneshot42, Multishot, DShot150/300/600 |
| 50AF7 V2 | 8-bit | 50A | 60A | 2S–6S | 38.5 × 41 | 30.5 × 30.5mm | 12.5g | G_H_30 Rev. 16.7 | PWM, Oneshot125, Oneshot42, Multishot, DShot150/300/600 |
| 60AF7 V2 | 32-bit | 60A | 70A | 2S–6S | 42.5 × 45 | 30.5 × 30.5mm | 15g | BLHeli_32 32.9.0.3 | PWM, Oneshot125, Oneshot42, Multishot, DShot150/300/600 |
| 65AF7 V2 | 32-bit | 65A | 75A | 2S–6S | 40 × 43 | 30.5 × 30.5mm | 12.5g | BLHeli_32 32.9.0.3 | PWM, Oneshot125, Oneshot42, Multishot, DShot150/300/600 |
What's Included (All Variants)
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1 × HAKRC F722 V2 Flight Controller
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1 × 4-in-1 ESC (based on selected current rating)
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8 × M3 orange anti-vibration grommets
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2 × 8P signal cables
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1 × LED 4P cable
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1 × CRSF receiver 4P cable
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1 × DJI FPV connection cable
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1 × 35V 470uF capacitor
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1 × XT60 power cable
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1 × Red power wire
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1 × Black power wire
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4 × M3×25mm screws
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4 × M3 black nylon nuts
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1 × DJI O3 Air Unit 3-in-1 cable
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1 × User manual
Application Scenarios
The HAKRC F722 V2 Stack is ideal for a wide range of FPV drones, including:
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Freestyle 5-inch builds
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Racing drones requiring fast protocol support
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Long-range quads needing high current support
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DJI O3-integrated cinematic rigs
Whether you need an 8-bit 45A setup for efficient weight or a 32-bit 65A monster for maximum performance, this series offers the right option for your build.
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