The SEQURE Blueson A1 4-in-1 ESC is a powerful and versatile electronic speed controller designed for FPV racing, freestyle, and high-performance drone builds. Available in 6S 65A and 8S 70A versions, it supports a wide range of battery setups while delivering smooth throttle response and reliable power handling.
Powered by a high-speed AT32F421 32-bit processor, the Blueson A1 supports dynamic PWM frequencies from 8kHz to 128kHz, providing precise motor control and efficient operation. Its thick-copper PCB and high-quality MOSFETs improve current handling and heat dissipation during demanding flights.