FC stack with ESC SpeedyBee, F405 V5, 30x30, OX32, 55A

This stack integrates an F405 V5 flight controller and a 32-bit 4-in-1 ESC with OX32 firmware, providing precise control, fast motor response, and support for wireless configuration via the SpeedyBee app. The Wireless Tuning 2.0 feature allows both parameter adjustment and firmware updates directly from your phone, without the need for a computer.

This package is ideal for freestyle, racing, or long-range builds, ensuring stability, high flight efficiency, and good compatibility with modern FPV systems, both analog and digital (DJI, Walksnail, HDZero).

Compared to the previous V4 generation, the V5 version brings a 32-bit ESC with OX32 firmware and supported ESC telemetry, integrated 16MB blackbox (replacing the SD card slot), SPA06-003 barometer, a more compact and lighter flight controller design, and a 10-pin FC-ESC connector. The M5-M8 motor pads have been replaced by two S5-S6 servo pads, and the 9V output now supports on/off control via PINIO.

Specifications:

SpeedyBee F405 V5.5 30x30 Flight Controller:

MCU: STM32F405

Gyro (IMU): ICM42688P

USB Type: Type-C (recessed)

Barometer: SPA06-003 (integrated)

OSD Chip: AT7456E

Connectivity: Bluetooth (ESP32 chip on UART1, for configuration and firmware updates via the SpeedyBee app)

DJI Air Unit Connection: 6-pin connector or direct soldering

Blackbox: 16MB integrated flash memory

Betaflight camera control: Yes (CC pad on the front)

Current sensor: Supported (for the OX32 55A ESC set Scale = 27 and Offset = -2644)

Power input: 3-6S LiPo

Voltage outputs:

  5V - 9 groups, total load 2A

  9V - 2 groups, total load 2A

  3.3V - up to 500 mA

  4.5V - up to 1A (for receiver / GPS and via USB power)

ESC signal: M1-M4 (pads and 10-pin connector on the back)

Servo signal: S5-S6 (front pads)

ESC telemetry: Supported (UART5)

UART: 6 ports (UART1 for Bluetooth, UART2 for receiver, UART3 for digital VTX, UART4 for GPS, UART5 for ESC telemetry, UART6 for receiver)

I2C: Supported (GPS connector and pads)

Buzzer: BZ+ and BZ- pads

BOOT button: Supports DFU and LED mode control

RSSI input: Supported

SmartPort: Not supported

Firmware: Betaflight (target SPEEDYBEEF405V5, shipped with Betaflight 4.5.2), also supports INAV and ArduPilot

Mounting holes: 30.5 x 30.5 mm (4 mm diameter)

Dimensions: 39 x 39 x 4.9 mm

Weight: 8.1 g

4-in-1 ESC: SpeedyBee OX32 55A

ESC firmware: OX32 (32-bit)

PC configurator: https://ox32.oxbot.com/

Wireless configuration: Supported in the SpeedyBee app

Continuous current: 55A x 4 (220A total)

Peak current (burst): 70A per channel (280A total)

ESC protocol: DSHOT300 / DSHOT600

ESC power input: 3-6S LiPo

Output: VBAT

ESC current sensor: Supported (Scale 27, Offset -2644)

ESC telemetry: Supported

TVS protection diode: Yes

External capacitor: 1000uF solid (included in the package)

Mounting holes: 30.5 x 30.5 mm (4 mm diameter)

ESC dimensions: 40.9 x 44.9 x 8.0 mm (with heatsink)

ESC weight: 19.1 g

SpeedyBee F405 V5.5 FC Layout:

LED indicator:

Short press on the BOOT button (with the board powered): Changes the LED display modes.

Long press on the BOOT button: Switches between SB-LED mode (LED strip controlled by the ESP32 Bluetooth chip) and ST-LED mode (LED1-LED4 controlled by Betaflight firmware).

Holding the BOOT button while powering on: Forces entry into DFU mode for firmware flashing via USB

ESC Layout:

FC Wiring Diagram:

Dimensions Diagram:

Package Contents:

1 x SpeedyBee F405 V5 Flight Controller

1 x SpeedyBee OX32 55A 4-in-1 ESC

1 x 1000uF solid capacitor

1 x Set of accessories (connection cables, silicone grommets, and mounting screws)

Note: The warranty does not cover a burnt ESC. The ESC may burn out depending on usage conditions.