Optical Switches

 Optical Switches
Optical Switches are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many optical switch manufacturers including Broadcom, Omron, onsemi, ROHM Semiconductor, Sharp Microelectronics, TT Electronics, Vishay & more.
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Please view our large selection of optical switches below.
Results: 1,181
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Sensing Method Slot Width Sensing Distance
Kingbright ARA021
Kingbright Optical Switches, Transmissive, Phototransistor Output 2.6X7.5MM PHOTOINTERRUPTER LED - Transmissive Type
1,000Expected 23/10/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output
Marktech Optoelectronics Optical Switches, Reflective, Phototransistor Output Infrared Emitter 950nm
1,066Expected 18/09/2026
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output 0.5 mm to 1.5 mm
Everlight ITR1203DT50A/TB
Everlight Optical Switches, Transmissive, Phototransistor Output

Optical Switches, Transmissive, Phototransistor Output
ROHM Semiconductor Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount
1,800Expected 28/08/2026
Min.: 1
Mult.: 1
: 1,000

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 4.5 mm
ROHM Semiconductor RPR-359F
ROHM Semiconductor Optical Switches, Reflective, Phototransistor Output PHTOINTRUPTR RFLCTVE PHTOTRNSISTR 4PIN
180Expected 27/08/2026
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective 3.5 mm
LITEON LTH-306-01
LITEON Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 6.7mm space
2,872Expected 28/09/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
999Expected 01/12/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Reflective, Phototransistor Output Emitter/Sensor Assem
798On Order
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective 5.08 mm
Optek / TT Electronics Optical Switches, Reflective, Phototransistor Output Reflective Sensor
200Expected 06/11/2026
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective 5.08 mm
Optek / TT Electronics Optical Switches, Reflective, Phototransistor Output Reflective Sensor
500Expected 24/11/2026
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective 1.27 mm
Optek / TT Electronics Optical Switches, Reflective, Phototransistor Output Reflective Sensor
500Expected 22/09/2026
Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective 76.2 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output .375" WIDE GAP 890NM
982On Order
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 9.5 mm 9.5 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Deep Gap Slotted Opt Switch
2,000Expected 27/11/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 9.5 mm 9.5 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
547Expected 03/11/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 2.03 mm 2.03 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
360On Order
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 2.03 mm 2.03 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH
596On Order
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 2.03 mm 2.03 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Dual Channel
199Expected 15/09/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 2.54 mm 2.54 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
1,570On Order
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode
1,489Expected 08/09/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
500Expected 03/11/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
500Expected 16/10/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch
1,137On Order
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.18 mm 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Photo IC Output Optical Switch Photologic
373Expected 21/10/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Transmissive, Slotted 2.03 mm
Optek / TT Electronics Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch
395Expected 18/11/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Transmissive, Slotted 3.18 mm
Optek / TT Electronics Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch
400Expected 03/12/2026
Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Transmissive, Slotted 3.18 mm