2 X Liteon Optical Switch - Liteon LTH-301-23 Opto Interrupter - Opto Switch

Liteon Optical Switch - Liteon LTH-301-23 Opto Interrupter - Liteon Opto Switch

5 X Optek Slotted Optical Switch with Mounting Bracket - 2 mm Slot Width - 1.2mm

5 x 1/5" Optek OPB3902 5mm Slot Photo Interrupter Optical Switch Opto Sensor TRW

2 X Optek Slotted Optical Switch with Mounting Bracket - 2 mm Slot Width - 1.2mm

OPB4678 Photo Interrupter Optical Switch Opto Sensor TRW MCT8 MCA 8 M7751

GE FUSIBLE INTERRUPTER QMR221 2 POLE 30A 250V FUSIBLE SWITCH