Shutter

The switch is provided with: a first fixed contact (3) having a first fixed contact point; a second fixed contact (5) disposed apart from the first fixed contact (3) and having a second fixed contact point (6); a movable contact (9) in which a first movable contact, which can be brought into contact with or separated from the first fixed contact, is provided at one end in the longitudinal direction, and a second movable contact (8), which can be brought into contact with or separated from the second fixed contact (6), is provided at the other end in the longitudinal direction; a first magnet pair (11) comprising a pair of magnets (10) in which the surfaces facing each other in the width direction of the movable contact (9) have the same polarity, the first magnet pair (11) being disposed across the first fixed contact and the first movable contact such that the intermediate point side of the first movable contact and the second movable contact (8) is in proximity to the movable contact (9) and expands outward