You searched for "multi-code reader"
RS PRO
RS PRO Push Button Switch, Momentary, Panel Mount, 13.6mm Cutout, SPST, 32V ac, IP67
Part: 144-4359
Momentary push button switch panel mounted, yellow, waterproof, multi-voltage rated.
RS PRO
RS PRO Miniature Push Button Switch, 13.6mm Cutout, SPST, 125 V ac @ 125 mA, 32 V ac @ 400 mA, 50 V dc @ 200 mA, IP68
Part: 175-8627
Small waterproof push button for circuit boards, multiple voltage ratings.
RS PRO
RS PRO Miniature Push Button Switch, 13.6mm Cutout, SPST, 125 V ac @ 125 mA, 32 V ac @ 400 mA, 50 V dc @ 200 mA, IP68
Part: 175-8711
Miniature SPST push button for low-voltage DC and AC circuits with waterproof IP68 rating.