The Foxeer Reaper F4 65A 128K is a high-performance 4-in-1 electronic speed controller (ESC) designed for FPV racing and freestyle drones. Featuring an F4 MCU and 128K PWM frequency, it delivers a remarkably smooth flight experience and actively prevents motor desync.

Core Specifications:
 
Current Rating: 65A Continuous x 4 / 100A Burst x 4
Input Voltage: 9V ~ 40V (3-8S LiPo)
Firmware: FOXEER_Reaper4IN1_F4_65A_128_Multi_32_9 (BLHeli_32)
Mounting Pattern: 30.5 x 30.5mm, M3 (with Φ4mm dampeners)
Weight / Dimensions: 14.8g / 42.5 x 42 x 5.5mm 
 
Key Features:
High PWM Frequency: The 128KHz capability drastically reduces motor noise and increases responsiveness.
Wide Voltage Range: Capable of handling up to 8S LiPos, making it highly versatile for heavy-lift or high-speed builds.
Built to Last: Utilizes premium, low-heat MOSFETs alongside robust circuit design, making it highly reliable in demanding environments.
Telemetry Support: Transmits real-time flight data back to your flight controller (e.g., current consumption, RPM)