CaptainRC F405 55A/65A Stack – High-Performance Drone Flight Controller & ESC
$68.23 USD
In stock
F405 30.5x30.5 Flight Controller
Main Features:
✔ STM32F405 MCU
✔ ICM42688P Gyro/IMU
✔ 16MB Blackbox
✔ Type-C USB Port
✔ 3S-8S Lipo Input
✔ DJI Air Unit Support
✔ Dual Camera Inputs
Detailed Specs:
Power:
- Input: 3S-8S Lipo
- BEC Output: 5V output,the total current load is 3A;12V output,the total current load is 2.5A
Connections:
- 5x UART Ports:
- UART1: VTX control
- UART2: SBUS receiver
- UART4: GPS
- UART5: ESC telemetry
- I2C (for compass)
- LED & Buzzer pads
Other:
- BetaFlight OSD (AT7456E chip)
- Mounting: 30.5x30.5mm (4mm holes)
- Size: 39x37 mm
- Weight: 7g
BLS 4-in-1 ESC Series
Key Features:
✔ High-performance MOSFETs
✔ 30.5×30.5mm mounting (4mm holes)
✔ DSHOT300/600 protocol support
✔ Compact size: 44.5×43×6.3mm
✔ PC Online Configurator Supported
Model Comparison:
| Specification |
BLS 65A ESC |
BLS 55A ESC |
| Input Voltage |
3-8S LiPo |
3-6S LiPo (3-8S selectable) |
| Continuous Current |
65A×4 (260A total) |
55A×4 (220A total) |
| Burst Current |
75A (10sec) |
65A (10sec) |
| Telemetry |
No |
No |
| Weight |
13.5g |
13.5g |
Common Features:
- MCU: EFM8BB21/BB51
- Current Sensor Scale: 200
- Firmware: W_H_30B/B_X_30 24k
- Configurator: ESC-Configurator.com

⚖️ Weight: 20.5g (FC + ESC)
🔧 Perfect for:
- Racing Drones (Low-latency performance)
- Freestyle Builds (Smooth power delivery)
- Long-Range FPV (Stable voltage regulation)