3SU11501HB203PH0 3SU1150-1HB20-3PH0 Siemens

EMERGENCY STOP mushroom pushbutton, 22 mm, round, metal, shiny, red, 40 mm, latching, Rotate-to-unlatch, with yellow backing plate, inscription: EMERGENCY STOP, with holder, 1 NC, 1 NC, Spring-type terminal