Description:
X14 ELRS flight controller is the updated version for X12ELRS PRO, this flight controller is based on STM32G473 MCU, provide more UARTs, built-in 12A 4-IN-1 ESC and Serial ELRS receiver, also comes with OPENVTX max power up to 400mw. It’s a good option for 75mm/85mm 2S whoops building.
Specification:
Brand: Happymodel
Model: X14 ELRS 5-IN-1 AIO

FC
MCU: STM32G473CEU6
Gyro: ICM42688P
Blackbox Memory: 16MB
Sensor: Voltage & Current
BEC: 5V, Max. 2A
UART: UART 1, UART 2, UART 3 (For RX), UART 4(For VTX)
BetaFlight OSD: AT7456ELAH
Camera Plug: 0.8mm 3pin
ESC: 12A continuous
OPENVTX: 5.8GHz 48 channels, Max. 400mW
FC Firmware Target: CRAZYBEEG473
USB Port: SH1.0-4Pin
Battery Connector: XT30 or A30
Mounting Hole Size: 5mm x 25.5mm
Weight: 83g without power pigtail and VTX antenna

ESC
Power Input: 1-2S Lipo input
Current: 12A continuous, 15A peak
ESC Firmware: V0.19 48KHz Bluejay
Firmware Target: Z_H_30_48KHz
Digital Signal Protocol: DShot300, DShot600

VTX
OPENVTX Firmware
Support Firmware Upgrade by Openvtx Configurator
Output Power: PIT/10/25/100/400
Frequency: 5.8GHz 48 channels, with Raceband: 5658~5917MHz
Channel SEL: SmartAudio2.1
Modulation type: FM
Operating Temperature: -10℃~+80℃
Antenna Port: IPEX1/U.FL

Receiver
Serial ExpressLRS 2.4GHz
Antenna: Enameled copper wire 31mm length
Firmware Target: HappyModel EP1/EP2 2.4GHz RX
Telemetry Output Power: <12dBm Compatible with ExpressLRS V3.x.x TX Module ExpressLRS Firmware Version 3.0.1 Support Flash Firmware by WIFI Bind Method is the Same Like All ExpressLRS 2.4GHz Receivers Manufacturer website: https://www.happymodel.cn/index.php/2025/10/09/x14-elrs-5-in-1-aio-flight-controller-built-in-2-4g-uart-elrs-v3-0-and-openvtx/ Package Included: 1 x X14 ELRS 5-IN-1 AIO 1 x USB extension socket 1 x USB extention cable 1 x Camera cable 2 x Power cables 1 x Antenna 4 x Screws 4 x Dampers