This Zelio RSL slim interfacing plug-in relay has a coil control voltage of 12V DC and has 1 changeover contact SPDT (single pole double throw) with a rating of 6A. It has large choice of number of contacts for high rated current use. It helps to reduce the size of enclosures and increases machine reliability: you can mount nearly everywhere. One of the slimiest interface relay on the market, with 6mm width: it can be installed nearly anywhere. Easy installation and withdrawal the relay from its socket. It is compatible with high breaking capacity or low-level current application requirements. Workablity for hard-wired logic automated systems to complement the functions of industrial progammable logic controllers (PLCs). Status display with LED: clearly signal both in the day and night.