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RFFS-F405-50A All-in-One FPV Flight Stack | STM32F405 FC + 50A 4-in-1 ESC | AM32 Firmware | DSHOT600 Supported | 2-6S LiPo | For 7/8 Inch FPV Drones
RFFS-F405-50A all-in-one FPV flight stack integrates a high-performance STM32F405 flight controller and a 50A 4-in-1 AM32 ESC, with a high-precision ICM42688P gyroscope, DSHOT300/600 protocol support and 2-6S LiPo compatibility. With standard stack design for easy installation and precise stable power response, it is designed for medium-to-large 7/8 inch FPV drones including long-range and freestyle models.
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Product Overview
The RFFS-F405-50A is a standardized stacked flight tower integrating a flight controller and a 4-in-1 brushless ESC, designed for 7-inch and 8-inch medium-to-large FPV aircraft. The flight controller is equipped with a high-performance STM32F405 main controller and a high-precision ICM42688P 6-axis gyroscope, delivering sufficient computing power and accurate attitude calculation. The ESC runs AM32 open-source firmware, natively supports DSHOT300/DSHOT600 high-speed speed control protocols, delivers 50A continuous output per channel, and is compatible with 2-6S LiPo power supply.
Adopting a pre-matched integrated stack design, the flight controller and ESC are perfectly compatible, enabling clean and efficient wiring, effectively reducing electromagnetic interference caused by redundant cables, and delivering precise and smooth power response. Balancing stable performance and high cost-effectiveness, it is widely compatible with long-range FPV drones, freestyle aircraft and light aerial photography drones, making it a one-stop power control solution for advanced pilots to build and upgrade their crafts.
Core Technical Specifications
| Category | Details |
|---|---|
| Model | RFFS-F405-50A |
| Product Type | All-in-One Flight Stack (FC + 4-in-1 ESC) |
| FC Main Controller | STM32F405 High-Performance MCU |
| FC Gyroscope | ICM42688P 6-Axis Gyroscope & Accelerometer |
| ESC Firmware | AM32 Open-Source ESC Firmware |
| Supported Speed Protocols | DSHOT300 / DSHOT600 |
| ESC Output Specs | 50A × 4 independent channels |
| Input Voltage | 2-6S Lithium Polymer Battery (LiPo) |
| Compatible Models | 7-inch, 8-inch FPV drones and multi-rotor RC models of similar specifications |
Core Features & Benefits
1. Integrated Stack Design for Easy Installation & Wide Compatibility
It adopts industry-standard mounting holes with pre-matched design, the flight controller and ESC fit perfectly for stack installation, eliminating the hassle of self-selection and compatibility debugging. The clean and tidy wiring effectively reduces electromagnetic interference caused by redundant cables and improves system operation stability. Compatible with mainstream 7/8 inch drone frames, it is convenient for both new craft building and existing power system upgrades.
2. High-Performance F405 FC for Accurate Attitude & Stable Flight
The flight controller is powered by a high-performance STM32F405 MCU with sufficient computing power, which smoothly runs mainstream open-source flight controller firmware such as Betaflight and INAV, and supports rich function expansion and deep parameter tuning. Equipped with an industrial-grade ICM42688P 6-axis gyroscope with low noise and strong vibration resistance, it delivers accurate and delicate attitude calculation with stable and responsive flight feel, suitable for various flight styles including racing, freestyle and long-range. It is also equipped with rich standard peripheral interfaces, compatible with common RC peripherals such as cameras, VTX, GPS and receivers.
3. AM32 Firmware 4-in-1 ESC for Strong Power & Fast Response
The integrated 50A 4-in-1 brushless ESC runs the popular advanced AM32 open-source firmware with optimized driving algorithm, delivering delicate throttle linearity, low conduction loss and excellent energy efficiency. With native support for DSHOT300/DSHOT600 high-speed digital protocols, it achieves ultra-low signal latency and precise, fast power response for excellent control feel. With 50A continuous output per channel and abundant peak power headroom, it can stably drive mainstream high-power brushless motors to fully meet the power demands of 7/8 inch aircraft.
4. Wide 2-6S Voltage Support for Full Scenario Coverage
It supports a wide input range from 2S to 6S LiPo, suitable for both low-voltage configurations of lightweight practice drones and high-power demands of high-voltage long-range and heavy-load freestyle aircraft. It flexibly adapts to 7/8 inch aircraft with different configurations, covering various application scenarios such as daily practice, long-range flight and freestyle aerobatics.
5. Optimized Thermal Design & Multiple Protections for Reliable Operation
It adopts thick-copper PCB layout and optimized high-current circuit design, paired with an efficient heat dissipation structure, which effectively reduces operating temperature rise and ensures stability during long full-throttle flights. Built-in multiple hardware and software protection mechanisms including over-current, over-voltage, under-voltage, over-temperature and stall protection fully safeguard the power system, effectively reducing flight failure risks and extending service life.
Applicable Scenarios
- 7-inch & 8-inch FPV long-range drones, medium-to-large freestyle FPV drones
- Light aerial photography FPV drones, small and medium-sized surveying aircraft
- One-stop assembly for advanced RC hobbyists, power system upgrade for existing drones
Package Contents
- 1 × RFFS-F405-50A All-in-One Flight Stack Main Unit
- 1 × Matching Cable Set
- 1 × Product User Manual
| Current | 50A * 4 |
|---|---|
| Power Input | 2-6S LiPo |
| inch | 7inch, 8inch |
| SKU | IUAV-14199 |
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