RATEFPV F4V4 F405/F435/F477 40A Mini Stack For FPV Racing Drones

Engineered for high-performance micro racers, toothpicks, and 3-inch cinewhoops, the RATEFPV F4V4 40A Mini Stack delivers flagship processing power in an ultra-compact form factor. Featuring advanced MCU options including the ultra-fast AT32F435, the flight controller comes equipped with an ICM42688 gyro, SPL06 barometer, 16MB black box, and dual BEC outputs (5V 3A and 10V 2A) for clean, interference-free digital HD video integration.

Paired with a heavy-duty 40A 32-bit 4-in-1 ESC, the stack supports 3–6S LiPo power and features built-in Bluetooth for convenient wireless PID and settings adjustment right from your smartphone. Designed with a versatile mounting layout that fits both 20x20mm and 25.5×25.5mm frames, the RATEFPV F4V4 Mini Stack provides low-latency control, optimal thermal efficiency, and rock-solid reliability for lightweight builds.

Package Includes

• Accessories List
• 10 x shock-absorbing ball M2*6.6
• 5 x nylon nut M2
• 5 x shim M2
• 1 x SH1.0 8pin wiring
• 1 x SH1.0 4pin wiring
• 1 x SH1.0 4pin rubber shell
• 1 x 35V 470uF capacitance
• 1 x XT30 power cord