To achieve weight saving and thinning of a multi-contact switch.

The sheet multi-contact switch comprises, among others, one or two or more wiring pattern sheets 16 with wiring patterns including switch contacts 17, 18 equipped on each top and bottom side of a resin film sheet, a dome-shaped saucer spring directly or indirectly superposed on the wiring pattern sheet located at topmost part having a switch contact 12 consisting of a resin film sheet with a dome-shaped saucer spring and formed of a conductive material applied on a rear face of the saucer spring, and a contact sheet 22 directly or indirectly superposed on the wiring pattern located at the lowermost part having a switch contact 23 formed of a conductive material applied on a top face of the resin film sheet.