The 440N-S32013 is a GUARDMASTER safety relay with 24V AC/DC operation, featuring automatic/manual modes in a compact 22.5mm housing width. It provides 1 safety output and 1 normally closed auxiliary solid-state output, with a response time of 0-3 seconds. This Category 3 rated unit includes one SIPHA input. The product comes with Radwell's 2-year warranty (factory warranty not applicable).