The Macromatic ARP120A6R Alternating Relay is a reliable and durable electrical component designed for various industrial and commercial applications. This 8-pin relay has a maximum amperage of 120A and operates on a single phase, with a coil voltage of 120V AC. It features a plug-in mounting style and a status indicator LED that helps in identifying the next load to energize. The relay is built by the trusted brand Macromatic in the US, making it a high-quality and efficient solution for controlling and alternating electrical loads.