Safety foot switch, 1-pedal, with protective cover, IP65, with locking function, 2 NO + 2 NC, normally open contact, closes as a button, normally closed contact, opens with simultaneous detent (safety function), cable entry M20 x 1.5 Safety foot switch SIRIUS 3SE29 as an actuating device on particularly vulnerable system parts, e.g. on presses or punches, ideal when hands should remain free. Safety is a SIRIUS business.