Ruiying's industrial-grade ONU features an industrial-grade, highly reliable hardware design, supports GPON/EPON dual-mode auto-adaptation, IEC 61000-compliant electromagnetic immunity and port surge protection, ensuring stable connectivity in harsh industrial environments. Convenient web-based management, featuring low power consumption, fanless operation, and a long service life, providing highly stable, secure, and easy-to-maintainindustrial optical access terminals for smart manufacturing, power, transportation, energy, and other applications.