SpeedyBee F405 V5 OX32 55A Stack

SpeedyBee has redefined the “budget flagship” with the F405 V5 Stack. While it retains the 30×30 mounting and ease of use that made previous versions famous, the V5 introduces OX32 32-bit firmware, bringing the smoothness and telemetry features of high-end ESCs to a more accessible price point.

The Wireless Tuning 2.0 system is the standout feature. Not only can you adjust PIDs and rates via Bluetooth, but the V5 now supports wireless FC firmware flashing. Combined with the new integrated 16MB onboard Flash for Blackbox (replacing the old SD card slot), this stack offers a completely seamless, cable-free maintenance experience.

Key Performance Highlights:

• 32-Bit OX32 ESC: Upgraded from 8-bit to 32-bit for smoother throttle response, ESC telemetry support, and better compatibility with modern high-KV motors.

• Wireless Tuning & Flashing: Use the SpeedyBee App to configure Betaflight, INAV, or ArduPilot and update firmware wirelessly.

• Tough by Design: Features a factory-applied conformal coating to protect against moisture and dust, along with a built-in TVS diode to absorb voltage spikes during crashes.

• Plug-and-Play Simplicity: Includes dedicated 6-pin connectors for DJI O3 Air Units, plus new dedicated plugs for GPS and receivers to minimize soldering.

• Reliable Data: The ICM-42688P Gyro is powered by an independent LDO to isolate it from electrical noise, ensuring crystal-clear flight data for easier tuning.

• Visual Status: Features a 4-level LED battery indicator directly on the ESC, so you can check your lipo status at a glance without a checker.

Technical Specifications:

• FC MCU: STM32F405 (168MHz)

• Gyro: ICM-42688P

• Blackbox: 16MB Onboard Flash

• ESC Current: 55A Continuous | 70A Burst

• ESC Firmware: OX32 (32-bit)

• Input Voltage: 3S – 6S LiPo (8S capable ESC architecture)

• BEC Outputs: 9V (3A) and 5V (2.5A)

• Mounting: 30.5 x 30.5mm (4mm hole diameter)

• Weight: 27.2g (FC + ESC combined)