This Harmony RSB plug socket has 250V AC Rated voltage with 10A output rating. This plug-in relay receptacle complies with the interface plug-in relay RSB range Provides flexible and easy DIN rail installation, space-saving design, multiple contact options for high rated current use Helps reduce box size and increase machine reliability, can be mounted almost anywhere Plug-in Compatible with control relay Provides easy installation and plug-in relay connectivity Offers interoperability for hard-wired logical automated systems to complement the functions of industrial programmable logic controllers (PLCs)