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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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Types of Optical Switches

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Results: 1,180

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Part #

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840W55Z
Optek / TT Electronics
1: $4.85
744In Stock

Mfr. Part No.
OPB840W55Z

Mouser Part No
828-OPB840W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

744In Stock

$4.85

$4.75

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space

LTH-306-04M
LITEON
1: $0.70
2,930In Stock

Mfr. Part No.
LTH-306-04M

Mouser Part No
859-LTH-306-04M

LITEON

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space

Datasheet

2,930In Stock

$0.70

$0.591

$0.533

$0.509

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Switch

OPB315L
Optek / TT Electronics
1: $5.16
428In Stock

Mfr. Part No.
OPB315L

Mouser Part No
828-OPB315L

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Switch

Datasheet

428In Stock

$5.16

$4.84

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

22.86 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB871N55
Optek / TT Electronics
1: $2.72
886In Stock

Mfr. Part No.
OPB871N55

Mouser Part No
828-OPB871N55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

886In Stock

$2.72

$2.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB365P55
Optek / TT Electronics
1: $3.66
599In Stock
400Expected 2026/12/01

Mfr. Part No.
OPB365P55

Mouser Part No
828-OPB365P55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

599In Stock

400Expected 2026/12/01

$3.66

$3.11

$3.09

$3.06

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB390P11Z
Optek / TT Electronics
1: $5.18
1,216In Stock

Mfr. Part No.
OPB390P11Z

Mouser Part No
828-OPB390P11Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

1,216In Stock

$5.18

$4.70

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Reflective, Phototransistor Output Mini SMD Reflective Sensor 850nm

OPR5005TR
Optek / TT Electronics
1: $4.68
2,187In Stock

Mfr. Part No.
OPR5005TR

Mouser Part No
828-OPR5005TR

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Mini SMD Reflective Sensor 850nm

Datasheet

2,187In Stock

Cut Tape

$4.68

Reel

$4.28

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Optical Switches, Reflective, Phototransistor Output

Reflective

1.27 mm

Optical Switches, Transmissive, Phototransistor Output Single Channel Slotted Interrupter with Phototransistor output

VT171P
Vishay Semiconductors
1: $1.66
1,121In Stock
New Product

Mfr. Part No.
VT171P

Mouser Part No
78-VT171P

New Product

Vishay Semiconductors

Optical Switches, Transmissive, Phototransistor Output Single Channel Slotted Interrupter with Phototransistor output

Learn More

Datasheet

1,121In Stock

Cut Tape

$1.66

$1.17

$0.889

$0.761

Reel

$0.638

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,300

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

Optical Switches, Transmissive, Phototransistor Output Dual Channel Slotted Interrupter with Phototransistor outputs

VT172U
Vishay Semiconductors
1: $1.77
1,132In Stock
New Product

Mfr. Part No.
VT172U

Mouser Part No
78-VT172U

New Product

Vishay Semiconductors

Optical Switches, Transmissive, Phototransistor Output Dual Channel Slotted Interrupter with Phototransistor outputs

Learn More

Datasheet

1,132In Stock

Cut Tape

$1.77

$1.27

$0.955

$0.819

Reel

$0.691

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,300

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB390T55Z
Optek / TT Electronics
1: $4.97
700In Stock

Mfr. Part No.
OPB390T55Z

Mouser Part No
828-OPB390T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

700In Stock

$4.97

$4.72

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB70AWZ
Optek / TT Electronics
1: $5.04
601In Stock

Mfr. Part No.
OPB70AWZ

Mouser Part No
828-OPB70AWZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

601In Stock

$5.04

$4.57

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.8 mm

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

OPB710
Optek / TT Electronics
1: $9.54
515In Stock

Mfr. Part No.
OPB710

Mouser Part No
828-OPB710

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

Datasheet

515In Stock

$9.54

$9.09

$9.07

Quote

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

6.35 mm

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

OPB811L55
Optek / TT Electronics
1: $2.65
1,072In Stock

Mfr. Part No.
OPB811L55

Mouser Part No
828-OPB811L55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

Datasheet

1,072In Stock

$2.65

$2.52

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

9.5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB842W51Z
Optek / TT Electronics
1: $4.76
1,663In Stock

Mfr. Part No.
OPB842W51Z

Mouser Part No
828-OPB842W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

1,663In Stock

$4.76

$4.44

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB865N11
Optek / TT Electronics
1: $3.47
470In Stock

Mfr. Part No.
OPB865N11

Mouser Part No
828-OPB865N11

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

470In Stock

$3.47

$3.38

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB870N11
Optek / TT Electronics
1: $3.13
602In Stock

Mfr. Part No.
OPB870N11

Mouser Part No
828-OPB870N11

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

602In Stock

$3.13

$2.81

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB890P51Z
Optek / TT Electronics
1: $4.73
766In Stock

Mfr. Part No.
OPB890P51Z

Mouser Part No
828-OPB890P51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

766In Stock

$4.73

$4.49

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB608B
Optek / TT Electronics
1: $1.78
4,335In Stock

Mfr. Part No.
OPB608B

Mouser Part No
828-OPB608B

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

4,335In Stock

$1.78

$1.59

$1.56

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

1.27 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB70FWZ
Optek / TT Electronics
1: $5.83
545In Stock

Mfr. Part No.
OPB70FWZ

Mouser Part No
828-OPB70FWZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

545In Stock

$5.83

$5.34

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

OPB810W55Z
Optek / TT Electronics
1: $4.84
313In Stock

Mfr. Part No.
OPB810W55Z

Mouser Part No
828-OPB810W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

Learn More

Datasheet

313In Stock

$4.84

$4.56

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

9.5 mm

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Sub mini 1.0mm gap

GP1S196HCZ0F
Sharp Microelectronics
1: $0.53
5,193In Stock

Mfr. Part No.
GP1S196HCZ0F

Mouser Part No
852-GP1S196HCZ0F

Sharp Microelectronics

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Sub mini 1.0mm gap

Datasheet

5,193In Stock

Cut Tape

$0.53

$0.442

$0.397

$0.326

Reel

$0.274

View

Min.: 1
Mult.: 1

: 5,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.1 mm

Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM

OPB820S10
Optek / TT Electronics
1: $3.70
1,257In Stock

Mfr. Part No.
OPB820S10

Mouser Part No
828-OPB820S10

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM

Datasheet

1,257In Stock

$3.70

$3.52

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2.03 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB853A3
Optek / TT Electronics
1: $3.78
411In Stock

Mfr. Part No.
OPB853A3

Mouser Part No
828-OPB853A3

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

411In Stock

$3.78

$3.41

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB854A3
Optek / TT Electronics
1: $3.20
499In Stock

Mfr. Part No.
OPB854A3

Mouser Part No
828-OPB854A3

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

499In Stock

$3.20

$2.92

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2.54 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB859
Optek / TT Electronics
1: $3.49
637In Stock

Mfr. Part No.
OPB859

Mouser Part No
828-OPB859

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

637In Stock

$3.49

$3.13

$3.12

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches

Types of Optical Switches

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