
Happymodel CrazyF411 ELRS AIO 4in1 flight controller
CrazyF411 ELRS: controller with 20A ESC and built-in 2.4GHz ExpressLRS receiver.
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Order a reliable flight controller Happymodel CrazyF411 ELRS AIO at an affordable price!
The Happymodel CrazyF411 ELRS AIO 4in1 flight controller is the perfect choice for FPV pilots. It is equipped with 20A ESC which provides excellent performance. Built-in 2.4GHz ExpressLRS receiver guarantees reliable communication. This controller supports multiple flight modes. You can customize it to suit your preferences. CrazyF411 ELRS is suitable for various types of drones. It integrates easily with other components.
One of the main advantages is the compactness of the device. The CrazyF411 AIO takes up minimal space in the drone frame. This reduces weight and improves maneuverability. The controller is also highly reliable. It is able to withstand the stress of extreme flights. Thanks to high-quality components, you will get stable performance.
Features and specifics
Another plus is the ease of installation. Thanks to the built-in ESC, you don't need to waste time on connections. This is especially convenient for beginners and experienced pilots. It is also worth noting support for modern communication protocols. ExpressLRS provides low latency and low transmission distance. This will allow you to enjoy your flights without any worries.
CrazyF411 ELRS is compatible with various firmware. You can easily update the software. This ensures that your controller is always up to date. Also, it supports many functions such as OSD. This allows you to receive important information directly during the flight.
As a result, Happymodel CrazyF411 ELRS AIO 4in1 is a powerful and convenient solution. It is ideal for both beginners and experienced pilots. You will get high performance and reliability. Don't miss the opportunity to improve your flying skills with this controller!
Flight controller
- MCU: STM32F411CEU6 (100 MHz, 512K FLASH)
- Sensor: ICM42688P or BMI270 (SPI control)
- Mounting pattern: 25.5×25.5 M2
- Size: 32×28×9 mm
- Power: 2-4S Lipo battery
- Built-in 20A Blheli_s ESC(each)
- Built-in Betaflight OSD (SPI control)
- Built-in UART ExpressLRS 2.4GHz receiver
- Built-in BEC 5V 1.5A
- Target controller firmware: CRAZYBEEF4DX
- Built-in 4-in-1 ESC:
- MCU updated to EFM8BB21
- Power: 2-4S LiPo/LiPo HV (7V/17V)
- Current: 20A continuous, peak 25A (5 seconds)
- Programming support via BLHeliSuite
- Factory firmware: Bluejay 0.18.1
- Target firmware: F_H_40_48_v0.18.1
- Standard protocol: DSHOT150/DSHOT300/DSHOT600
- Built-in ExpressLRS 2.4GHz UART receiver:
- Packet Rate Options: 25Hz/50Hz/150Hz/250Hz/500Hz
- Frequency: 2.4GHz
- Antenna connector: IPEX
- Telemetry power: <12dBm
- Receiver protocol: CRSF
- Standard firmware: ExpressLRS V3.0.1
- Target firmware: HappyModel EP1/2 2400 RX.







