Discontinued: SpeedyBee F745 35A BLS 25.5×25.5 AIO Flight Controller
A high quality AIO FC for 3.5″ to 5″ cinewhoops/long-range or lightweight quads.
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Product Discontinued: For other AIO controllers see HERE.
The SpeedyBee F745 35A BLS AIO is a single board solution for lightweight builds in the 3.5″ to 5″ range. It combines a powerful F745 MCU with 35A 6S compatible ESCs, which use high quality Toshiba MOSFETs. Further spec includes MPU600 Gyro, onboard BMP280 barometer and 8mb blackbox flash. There’s also wireless support for both the flight controller and ESC through the Speedy Bee App, making configuring Betaflight and BLHeli_S settings in the field a doddle.
Features
- Wireless ESC firmware flashing + full BLHeli_S configuration
- Wireless FC firmware flashing + full Betaflight configuration
- Powerful and Durable 35A 6S ESC with TOSHIBA MOSFETs
- 4 UARTS + Barometer + I2C pads + 8MB BlackBox flash
- Change motor directions wirelessly
- DJI plug for simpler digital build
- Powerful F745 FC + 35A ESC
IMPORTANT NOTES
- Make sure the AIO’s slightly bigger size can fit your own quad! The size of this AIO is 36.5(L)*36.5(W)*7.0(H)mm. We suggest you use this AIO on your 3.5″ to 5″ cinewhoops/long-range or lightweight quads. For quads below 3.5″, you should carefully check if your quad has enough room for this AIO.


- Dimensions: 36.5mm(L) x 36.5mm(W) x 7mm(H), recommended for quads at 3.5″ or above
- MountinPattern: 25.5 x 25.5mm, 3mm hole diameter
- Power Input: 3S – 6S Lipo
- Weight: 10.1g
FLIGHT CONTROLLER
- USB Connection: Need to solder a USB TYPE-C module to D+, D-, GND pads.
- 5V Output: 4 groups of 5V output. The total current load is 2.5A.
- SmartPort: Use any TX pad of UART for the SmartPort feature.
- BLE Bluetooth: Supported. Used for parameter configuration
- UART: Full UART * 4(UART1, UART2, UART3, UART4)
- 3.3V Output: Supported. Up to 500mA current load.
- Supported Flight Controller: BetaFlight(Default)
- Firmware Target Name: SPEEDYBEE F745AIO
- Buzzer: BZ+ and BZ- pad used for 5V Buzzer
- BetaFlight Camera Control Pad: Yes(CC pad)
- Flash FC Firmware Wirelessly: Supported
- Download/Analyze Blackbox: Supported
- BOOT Button: Used to enter DFU mode
- Current Sensor: Supported. Scale=256
- DJI Air Unit 6-pin Connector: Built-in.
- LED Pad Used for WS2812 LED
- ESC Telemetry UART: None
- RSSI Input: Not supported
- Flash(for BlackBox): 8MB
- ESC Signal Pads M1 – M4
- IMU(Gyro): MPU6000
- Barometer: BMP280
- MCU: STM32F745
- 9V Output: None
- OSD: Supported
- I2C: Supported.
ESC
- Current Sensor: Supported(Sacle=256)
- ESC Protocol: DSHOT300/600
- Firmware: BLHeli_S JH40
- Continuous Current: 35A
- Burst Current: 45A(5S)
- Power Input: 3-6S LiPo
- Power Output: VBAT
Included:
- 1x SpeedyBee F745 AIO Flight Controller – F745 FC + 35A BLHeli_S 3-6S ESC
- 1x External USB Port module (Wire Length: 5mm)
- 5x M2 6.6mm Anti-vibration Silicone Grommets
- 1x XT30 Power Cable (Length: 7cm)
- 1x Manual & App Download Card
- 5x M2 12mm (Length) Screw
- 1x 6pin DJI Air Unit cable
- 1x 35V 470uF Capacitor
- 5x M2 Silicone O-Ring
- 5x M2 Nylon Hex Nut
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SHIPPING & DELIVERY
We are based in the UK and ship to most destinations worldwide.
We dispatch orders during the times shown on our Dispatch Schedule. Orders placed before the daily dispatch cutoff will ship the same day (subject to stock availability). Orders placed after the cutoff will ship on the next scheduled dispatch day.
A confirmation email is sent once your order has been packed. If you need to amend your order, please contact us as soon as possible — once shipped, we’re unable to make changes.
We work with trusted delivery partners including Royal Mail, DHL, UPS, Fedex and Parcelforce. If you have a delivery requirement or would like to arrange collection, please get in touch.
Next Dispatch: Today
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Shipping to the UK
- Order before the daily dispatch cutoff for same day dispatch.
- FREE delivery available on qualifying orders over £99 (under 1kg).
For small, low-value orders, Royal Mail First Class is our most economical option. Royal Mail Tracked 24 is the most popular choice, offering full tracking and flexible delivery options. For guaranteed next working day delivery, we recommend Royal Mail Special Delivery.
Royal Mail delivers to residential addresses Monday to Saturday, while courier services (including DHL) typically deliver Monday to Friday.
International Postage
- USA orders: Import duties and taxes are prepaid by us — no additional customs charges on delivery.
- Other destinations: Customs duties or import taxes may apply and are the responsibility of the recipient.
Smaller, lower-value orders may be sent via Airmail or tracked postal services. Economy road and express air courier options are available depending on destination. For faster delivery, we recommend express air courier services such as DHL Express, which typically deliver within 1–2 working days across Europe and a few working days for most other destinations.
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