TSD2623 is a programmable signal control and switching system designed to be used as an integral part of signal control applications. Designed to attach to control systems, the TSD2623 provides an efficient, reliable and secure method to control signals and switching systems in traffic signal operations and transportation infrastructure. The system incorporates an advanced architecture that brings the the latest in signal control technology to the field for future growth. With programming, operation, and monitoring capabilities, the system is able to quickly isolate and transfer control between up to eight opposing directions. This system has been designed by SSAC, a company that is committed to providing advanced traffic control solutions.