The 100M 2-Optical 4-Electrical PCBA Fiber Optic Converter is a versatile media conversion device designed for flexible network deployment. It features two SC single-fiber optical ports and four 100Mbps Ethernet ports, effectively bridging fiber and copper networks. Supporting transmission distances up to 20km over single-mode fiber with standard wavelength pairs (1310/1550nm), it enables reliable long-distance data transmission. This converter is particularly suitable for scenarios requiring multiple device connections and fiber uplinks, such as small business networks, industrial control systems, and multi-point surveillance installations. Its compact PCBA design allows for easy integration into various network equipment and control systems.