This Transition Networks media converter is the perfect solution for converting RS-422/RS-485 signals to fiber optic signals. It comes in a sleek black design and is made to be durable for long-term use. With its reliable performance, this unit is ideal for use in a variety of industries, including business and industrial settings. The SRS4F model in the Series is a high-quality unit that comes with one unit quantity. It has been manufactured with precision and meets the highest standards for electrical equipment and supplies. This media converter by Transition Networks is the perfect choice for those who need to convert signals with ease and efficiency.