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: 1,162
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Sensing Method Slot Width Sensing Distance
Broadcom / Avago Optical Switches, Reflective, Photo IC Output 2 Channel 212LPI 452In Stock
Cut Tape
$10.75
$9.50
Reel
$8.71
$7.93
$7.68
Min.: 1
Mult.: 1
: 100
Optical Switches, Reflective, Photo IC Output Reflective
Broadcom / Avago Optical Switches, Reflective, Photo IC Output 1 Channel 36LPI 355In Stock
Cut Tape
$8.99
$7.93
Reel
$7.28
$6.96
$6.69
Min.: 1
Mult.: 1
: 100
Optical Switches, Reflective, Photo IC Output Reflective
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output PM LIQUID LEVEL SLOT PMS 11In Stock
$188.31
$183.42
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Through-Beam Type
Aratas Optical Switches, Transmissive, Phototransistor Output TRANS PHOTOTRANSISTR 2,503In Stock
$2.10
$1.81
$1.59
$1.46
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 5 mm 5 mm
Aratas Optical Switches, Transmissive, Phototransistor Output PHOTO MICROSENSOR 1,020In Stock
$2.77
$2.39
$2.24
$2.10
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.4 mm 3.4 mm
Aratas Optical Switches, Transmissive, Phototransistor Output TRANSMISSIVE 2,724In Stock
6,750Expected 11/12/2026
$1.55
$1.33
$1.21
$1.16
$1.13
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3 mm 3 mm
Aratas Optical Switches, Transmissive, Phototransistor Output General Purp 16.3mm PCB 14mm Wide Slot 513In Stock
6,400On Order
$4.58
$3.97
$3.55
$3.28
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 14 mm
Aratas Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Dark ON 16mA 2,001In Stock
3,900Expected 26/03/2027
$3.20
$2.78
$2.48
$2.30
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Photo IC Output Transmissive, Slotted 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output L-Shape Light ON 291In Stock
$44.15
$41.52
$40.74
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm 5 mm

Aratas Optical Switches, Transmissive, Photo IC Output With IC w/Detector 4.5 to 16 VDC 5,112In Stock
$2.81
$2.38
$2.02
$1.95
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Photo IC Output Transmissive, Slotted 3 mm
Omron Automation and Safety Optical Switches, Reflective, Phototransistor Output 5mm SLOT LSH L/D-O NPN 1MC 253In Stock
$44.72
$40.42
$39.35
Min.: 1
Mult.: 1
Optical Switches, Reflective, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output 5MM SLOT TSH L/D-ON NPN 277In Stock
$44.72
$40.42
$39.35
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output 5mm SLOT CLM L-D-ON NPN CON 305In Stock
628Expected 06/11/2026
$44.72
$40.42
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output 5mm SLOT FSH L/D-O NPN 1MC 80In Stock
$44.72
$44.53
$39.35
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output THIN COMPACT SLOT PM S PNP D-ON 51In Stock
$61.36
$53.05
$46.64
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output TC SLOT PMS PNP D-ON L SHAPE 34In Stock
$50.11
$45.37
$44.19
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output 5MM SLOT L/D-ON PNP T-SHAPE 7 93In Stock
$41.48
$37.46
$36.45
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type
Aratas Optical Switches, Transmissive, Phototransistor Output General Purpose Phototransistor 645In Stock
$10.67
$9.43
$9.12
$8.49
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 3.4 mm 3.4 mm
Aratas Optical Switches, Transmissive, Phototransistor Output Transmissive SMT Phototransistor 5mm 4,234In Stock
9,600On Order
Cut Tape
$1.46
$1.25
$1.11
Reel
$1.11
Min.: 1
Mult.: 1
: 400
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted 5 mm 5 mm
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output L-shp 5mm PW PNP 1M 247In Stock
2On Order
$29.99
$27.26
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output L-shp 5mm PW NPN 3M 46In Stock
$37.55
$33.86
$32.62
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type

Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output R-shp 5mm PW PNP 1M 225In Stock
$29.99
$26.95
$26.84
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output R-shp 5mm PW NPN 1M 134In Stock
$29.99
$26.95
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output U-shp 5mm PW PNP 1M 95In Stock
$31.84
$28.64
$27.84
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type
Omron Automation and Safety Optical Switches, Transmissive, Phototransistor Output 5MM SLOT L/D-ON NPN T-SHAPE 7 69In Stock
8On Order
$44.38
$38.48
$34.31
Min.: 1
Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Transmissive, Slotted, Through-Beam Type