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Optical Switches

Optical Switches are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many optical switch manufacturers including Broadcom, Omron, onsemi, Sharp Micro, TT Electronics, Vishay & more. Please view our large selection of optical switches below.

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Types of Optical Switches

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Results: 1,183

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Part #

Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output

TCRT1000
Vishay Semiconductors
1: $1.08
4,242In Stock
6,000Expected 2026-06-26

Mfr. Part #
TCRT1000

Mouser Part #
782-TCRT1000

Vishay Semiconductors

Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output

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Datasheet

4,242In Stock

6,000Expected 2026-06-26

$1.08

$0.90

$0.796

$0.75

View

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

0.2 mm to 4 mm

Optical Switches, Transmissive, Phototransistor Output Trans Optical Sensor w/Phototrans Output

TCST2103
Vishay Semiconductors
1: $1.77
2,681In Stock

Mfr. Part #
TCST2103

Mouser Part #
782-TCST2103

Vishay Semiconductors

Optical Switches, Transmissive, Phototransistor Output Trans Optical Sensor w/Phototrans Output

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Datasheet

2,681In Stock

$1.77

$1.45

$1.32

$1.28

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.1 mm

Optical Switches, Transmissive, Photo IC Output Transmissive SMD type PhotoMicroSensor Ultra-compact Photo IC Output sensor 3mm

EE-SX4330
Omron Electronics
1: $4.00
3,489In Stock

Mfr. Part #
EE-SX4330

Mouser Part #
653-EE-SX4330

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmissive SMD type PhotoMicroSensor Ultra-compact Photo IC Output sensor 3mm

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Datasheet

3,489In Stock

Cut Tape

$4.00

$3.46

$3.33

$3.01

Reel

$2.79

View

Min.: 1
Mult.: 1

: 1,000

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

3 mm

Optical Switches, Transmissive, Phototransistor Output 6.4X12.8MM PHOTOINTERRUPTER LED - Transmissive Type

ATIR0511S
Kingbright
1: $1.67
788In Stock

Mfr. Part #
ATIR0511S

Mouser Part #
604-ATIR0511S

Kingbright

Optical Switches, Transmissive, Phototransistor Output 6.4X12.8MM PHOTOINTERRUPTER LED - Transmissive Type

Datasheet

788In Stock

$1.67

$1.43

$1.31

$1.20

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5.4 mm

Optical Switches, Reflective, Phototransistor Output PHOTO TRANS

QRD1114
onsemi
1: $1.70
4,357In Stock

Mfr. Part #
QRD1114

Mouser Part #
512-QRD1114

onsemi

Optical Switches, Reflective, Phototransistor Output PHOTO TRANS

Datasheet

4,357In Stock

$1.70

$1.45

$1.32

Min.: 1
Mult.: 1
Max.: 300

Optical Switches, Reflective, Phototransistor Output

Reflective

1.27 mm

Optical Switches, Reflective, Phototransistor Output Reflective Object Sensor

QRE1113
onsemi
1: $0.922
14,108In Stock

Mfr. Part #
QRE1113

Mouser Part #
512-QRE1113

onsemi

Optical Switches, Reflective, Phototransistor Output Reflective Object Sensor

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Datasheet

14,108In Stock

$0.922

$0.775

$0.717

$0.658

View

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

1 mm

Optical Switches, Reflective, Phototransistor Output COBP Photo Reflector

NJL5901AR-1-TE1
Nisshinbo
1: $2.30
4,737In Stock

Mfr. Part #
NJL5901AR-1-TE1

Mouser Part #
513-NJL5901AR-1-TE1

Nisshinbo

Optical Switches, Reflective, Phototransistor Output COBP Photo Reflector

Datasheet

4,737In Stock

Cut Tape

$2.30

$1.57

$1.18

$1.01

Reel

$0.929

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Optical Switches, Reflective, Phototransistor Output

Reflective

0.7 mm

Optical Switches, Reflective, Photo IC Output Reflective Encoder 3 Ch w/ Interpolator

AEDR-8502-102
Broadcom / Avago
1: $29.45
420In Stock

Mfr. Part #
AEDR-8502-102

Mouser Part #
630-AEDR-8502-102

Broadcom / Avago

Optical Switches, Reflective, Photo IC Output Reflective Encoder 3 Ch w/ Interpolator

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Datasheet

420In Stock

Cut Tape

$29.45

$23.72

Reel

$19.87

$19.37

MouseReel Available

Min.: 1
Mult.: 1

: 100

Optical Switches, Reflective, Photo IC Output

Reflective

Optical Switches, Transmissive, Phototransistor Output TRANS SOLDER TERM.

EE-SG3
Omron Electronics
1: $5.33
1,461In Stock

Mfr. Part #
EE-SG3

Mouser Part #
653-EE-SG3

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output TRANS SOLDER TERM.

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Datasheet

1,461In Stock

$5.33

$4.51

$4.48

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.6 mm

Optical Switches, Reflective, Phototransistor Output Diffuse 5mm SD L-ON SS

EE-SPY401
Omron Automation and Safety
1: $95.04
152In Stock

Mfr. Part #
EE-SPY401

Mouser Part #
653-EE-SPY401

Omron Automation and Safety

Optical Switches, Reflective, Phototransistor Output Diffuse 5mm SD L-ON SS

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Datasheet

152In Stock

$95.04

$86.21

$84.05

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

5 mm

Optical Switches, Reflective, Phototransistor Output Light-on 5mm Side-detecting

EE-SPY411
Omron Automation and Safety
1: $85.49
47In Stock

Mfr. Part #
EE-SPY411

Mouser Part #
653-EE-SPY411

Omron Automation and Safety

Optical Switches, Reflective, Phototransistor Output Light-on 5mm Side-detecting

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Datasheet

47In Stock

$85.49

$82.92

$81.53

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

2 mm to 5 mm

Optical Switches, Transmissive, Phototransistor Output TRANS PHTOTRANSISTOR

EE-SX1035
Omron Electronics
1: $4.28
847In Stock

Mfr. Part #
EE-SX1035

Mouser Part #
653-EE-SX1035

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output TRANS PHTOTRANSISTOR

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Datasheet

847In Stock

$4.28

$3.84

$3.07

$2.97

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5.2 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOTRANSISTOR

EE-SX1081
Omron Electronics
1: $3.31
1,000In Stock
600Expected 2026-09-29

Mfr. Part #
EE-SX1081

Mouser Part #
653-EE-SX1081

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output PHOTOTRANSISTOR

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Datasheet

1,000In Stock

600Expected 2026-09-29

$3.31

$2.85

$2.59

$2.55

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output 2mm SLOT TYPE 30V

EE-SX1105
Omron Electronics
1: $1.80
7,936In Stock
22,250Expected 2026-12-11

Mfr. Part #
EE-SX1105

Mouser Part #
653-EE-SX1105

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output 2mm SLOT TYPE 30V

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Datasheet

7,936In Stock

22,250Expected 2026-12-11

$1.80

$1.68

$1.63

$1.57

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Dark ON 16mA

EE-SX3164-P2
Omron Electronics
1: $3.64
846In Stock
750Expected 2026-08-07

Mfr. Part #
EE-SX3164-P2

Mouser Part #
653-EE-SX3164-P2

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Dark ON 16mA

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Datasheet

846In Stock

750Expected 2026-08-07

$3.64

$3.60

$3.50

$3.34

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Dark-ON

EE-SX3173-P2
Omron Electronics
1: $3.21
6,073In Stock

Mfr. Part #
EE-SX3173-P2

Mouser Part #
653-EE-SX3173-P2

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Dark-ON

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Datasheet

6,073In Stock

$3.21

$2.94

$2.87

$2.85

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Photo IC Output Transmiss 5mm groove 0.5mm sense

EE-SX4009-P1
Omron Electronics
1: $5.07
1,651In Stock
800Expected 2026-07-03

Mfr. Part #
EE-SX4009-P1

Mouser Part #
653-EE-SX4009-P1

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmiss 5mm groove 0.5mm sense

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Datasheet

1,651In Stock

800Expected 2026-07-03

$5.07

$4.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Light ON 16mA

EE-SX4164-P2
Omron Electronics
1: $3.61
1,051In Stock

Mfr. Part #
EE-SX4164-P2

Mouser Part #
653-EE-SX4164-P2

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Light ON 16mA

Learn More

Datasheet

1,051In Stock

$3.61

$3.59

$3.33

$3.25

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Light-ON

EE-SX4173-P2
Omron Electronics
1: $4.91
663In Stock

Mfr. Part #
EE-SX4173-P2

Mouser Part #
653-EE-SX4173-P2

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Light-ON

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Datasheet

663In Stock

$4.91

$3.86

$3.53

$3.51

$3.30

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Photo IC Output Transmiss Surf Mnt 4mm Light ON 80mW

EE-SX4340
Omron Electronics
1: $2.69
1,703In Stock

Mfr. Part #
EE-SX4340

Mouser Part #
653-EE-SX4340

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmiss Surf Mnt 4mm Light ON 80mW

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Datasheet

1,703In Stock

Cut Tape

$2.69

$2.17

$2.07

$1.94

Reel

$1.92

View

Min.: 1
Mult.: 1

: 1,000

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

4 mm

Optical Switches, Transmissive, Photo IC Output 15MM LIGHTON TRANS

EE-SX461-P11
Omron Electronics
1: $5.56
1,080In Stock
2,000Expected 2026-07-17

Mfr. Part #
EE-SX461-P11

Mouser Part #
653-EE-SX461-P11

Omron Electronics

Optical Switches, Transmissive, Photo IC Output 15MM LIGHTON TRANS

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Datasheet

1,080In Stock

2,000Expected 2026-07-17

$5.56

$4.92

$4.91

$4.84

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

15 mm

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

EE-SX670
Omron Automation and Safety
1: $51.91
157In Stock
232On Order

Mfr. Part #
EE-SX670

Mouser Part #
653-EE-SX670

Omron Automation and Safety

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

Learn More

Datasheet

157In Stock

232On Order

$51.91

$48.93

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted, Through-Beam Type

5 mm

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

EE-SX670A
Omron Automation and Safety
1: $51.71
67In Stock
33Expected 2026-06-04

Mfr. Part #
EE-SX670A

Mouser Part #
653-EE-SX670A

Omron Automation and Safety

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

Learn More

Datasheet

67In Stock

33Expected 2026-06-04

$51.71

$46.60

$44.08

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted, Through-Beam Type

5 mm

Optical Switches, Transmissive, Phototransistor Output 5 mm Slot L/D-On PNP

EE-SX670P
Omron Automation and Safety
1: $46.18
73In Stock

Mfr. Part #
EE-SX670P

Mouser Part #
653-EE-SX670P

Omron Automation and Safety

Optical Switches, Transmissive, Phototransistor Output 5 mm Slot L/D-On PNP

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Datasheet

73In Stock

$46.18

$42.80

$41.60

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted, Through-Beam Type

5 mm

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

EE-SX671
Omron Automation and Safety
1: $49.94
405In Stock

Mfr. Part #
EE-SX671

Mouser Part #
653-EE-SX671

Omron Automation and Safety

Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON

Learn More

Datasheet

405In Stock

$49.94

$48.27

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted, Through-Beam Type

5 mm

Optical Switches

Types of Optical Switches

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0.5 mm
0.8 mm
1.1 mm
1.2 mm
2 mm
2.03 mm
2.29 mm
2.54 mm
2.8 mm
3 mm
3.05 mm
3.1 mm
3.18 mm
3.2 mm
3.3 mm
3.4 mm
3.5 mm
3.6 mm
3.8 mm
3.81 mm

0 mm to 5 mm
0.2 mm to 15 mm
0.2 mm to 2.5 mm
0.2 mm to 4 mm
0.5 mm
0.5 mm to 1.5 mm
0.5 mm to 5 mm
0.7 mm
0.9 mm
1 mm
1 mm to 152 mm
1 mm to 305 mm
1 mm to 5 mm
1 mm to 762 mm
1 mm to 9 mm
1.1 mm
1.14 mm
1.2 mm
1.27 mm
2 mm