Phoenix Contact has a collection of PLC relays that range in size and function, offering something suitable for most applications. The width of these products is 6.2 mm for the single-pole options and 14 mm for the double-pole options. PLC Relays can come with either Electromechanical (white) or Solid-State (black) pluggable relays. The relays come with bases equipped with either screw termination or the push-in termination. There is a wide range of specialty relay variants for niche applications.