Siemens 3SU10304BL410AA0

Siemens 3SU1030-4BL41-0AA0 (3SU10304BL410AA0), Ronis Key-Operated Switch, 22Mm, Round, Plastic With Metal Front Ring, Lock No.Sb30, With 2 Keys, 3 Switch Positions I-O-Ii, Latching, Actuating Angle 2X45 Deg., 10 30H/12H/13 30H, Key Removal Pos. I+Ii, Possible Special Locks Sb31, 421, 455