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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: 980

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Part #

Optical Switches, Transmissive, Phototransistor Output Various position detection sensor

KRA021
Kingbright
1: $2.47
1,450In Stock

Mfr. Part #
KRA021

Mouser Part #
604-KRA021

Kingbright

Optical Switches, Transmissive, Phototransistor Output Various position detection sensor

Datasheet

1,450In Stock

$2.47

$1.73

$1.29

$1.10

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

0.5 mm

Optical Switches, Reflective, Phototransistor Output COBP Photo Refelctor 400uA 30mA 6V 45mW

NJL5901AR-TE1
Nisshinbo
1: $2.46
1,975In Stock

Mfr. Part #
NJL5901AR-TE1

Mouser Part #
513-NJL5901AR-TE1

Nisshinbo

Optical Switches, Reflective, Phototransistor Output COBP Photo Refelctor 400uA 30mA 6V 45mW

Datasheet

1,975In Stock

Cut Tape

$2.46

$1.67

$1.26

$1.08

$1.02

Reel

$0.749

Min.: 1
Mult.: 1

Reel: 2,000

Optical Switches, Reflective, Phototransistor Output

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 6.7mm space

LTH-306-01
LITEON
1: $1.73
22In Stock

Mfr. Part #
LTH-306-01

Mouser Part #
859-LTH-306-01

LITEON

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 6.7mm space

Datasheet

22In Stock

$1.73

$1.21

$0.895

$0.755

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.4V Max 75mW

LTH-306-64
LITEON
1: $2.09
29In Stock

Mfr. Part #
LTH-306-64

Mouser Part #
859-LTH-306-64

LITEON

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.4V Max 75mW

Datasheet

29In Stock

$2.09

$1.46

$1.09

$0.924

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

Optical Switches, Reflective, Phototransistor Output COBP Photo Reflector

NJL5902R-1-TE1
Nisshinbo
1: $2.87
1,307In Stock

Mfr. Part #
NJL5902R-1-TE1

Mouser Part #
513-NJL5902R-1-TE1

Nisshinbo

Optical Switches, Reflective, Phototransistor Output COBP Photo Reflector

Datasheet

1,307In Stock

Cut Tape

$2.87

$2.04

$1.55

$1.34

$0.972

Reel

$0.953

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Optical Switches, Reflective, Phototransistor Output

Reflective

0.7 mm

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

LTH-309-08
LITEON
1: $2.16
1,563In Stock

Mfr. Part #
LTH-309-08

Mouser Part #
859-LTH-309-08

LITEON

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

Datasheet

1,563In Stock

$2.16

$1.51

$0.686

$0.685

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB705WZ
Optek / TT Electronics
1: $6.75
400In Stock
15Expected 2026-03-23

Mfr. Part #
OPB705WZ

Mouser Part #
828-OPB705WZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

400In Stock

15Expected 2026-03-23

$6.75

$6.03

$5.83

$5.79

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB740WZ
Optek / TT Electronics
1: $6.46
578In Stock

Mfr. Part #
OPB740WZ

Mouser Part #
828-OPB740WZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

578In Stock

$6.46

$5.94

$5.91

$5.69

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

OPB745
Optek / TT Electronics
1: $4.97
2,361In Stock

Mfr. Part #
OPB745

Mouser Part #
828-OPB745

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

Datasheet

2,361In Stock

$4.97

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB853A3
Optek / TT Electronics
1: $5.80
423In Stock

Mfr. Part #
OPB853A3

Mouser Part #
828-OPB853A3

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

423In Stock

$5.80

$5.20

$5.17

$5.02

$4.99

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72

OPB730
Optek / TT Electronics
1: $12.80
468In Stock

Mfr. Part #
OPB730

Mouser Part #
828-OPB730

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72

Datasheet

468In Stock

$12.80

$12.68

$12.37

Quote

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

6.35 mm

Optical Switches, Reflective, Phototransistor Output REFL.OBJ. SENS HI TEMP 12"WIRE

OPB735AWZ
Optek / TT Electronics
1: $30.85
84In Stock

Mfr. Part #
OPB735AWZ

Mouser Part #
828-OPB735AWZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output REFL.OBJ. SENS HI TEMP 12"WIRE

Learn More

Datasheet

84In Stock

$30.85

$30.82

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

12.7 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB841W55Z
Optek / TT Electronics
1: $7.83
344In Stock

Mfr. Part #
OPB841W55Z

Mouser Part #
828-OPB841W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

344In Stock

$7.83

$7.20

$7.18

$6.97

$6.77

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

OPB742
Optek / TT Electronics
1: $4.36
928In Stock

Mfr. Part #
OPB742

Mouser Part #
828-OPB742

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM

Datasheet

928In Stock

$4.36

$3.94

$3.82

$3.78

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840W55Z
Optek / TT Electronics
1: $7.91
910In Stock

Mfr. Part #
OPB840W55Z

Mouser Part #
828-OPB840W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

910In Stock

$7.91

$7.48

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB866T51
Optek / TT Electronics
1: $4.62
511In Stock

Mfr. Part #
OPB866T51

Mouser Part #
828-OPB866T51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

511In Stock

$4.62

$4.39

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB390T55Z
Optek / TT Electronics
1: $8.00
725In Stock

Mfr. Part #
OPB390T55Z

Mouser Part #
828-OPB390T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

725In Stock

$8.00

$7.06

$6.94

$6.75

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB842W51Z
Optek / TT Electronics
1: $6.97
2,147In Stock

Mfr. Part #
OPB842W51Z

Mouser Part #
828-OPB842W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

2,147In Stock

$6.97

$6.77

$6.75

$6.52

Quote

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: $6.74
804In Stock

Mfr. Part #
OPB890P51Z

Mouser Part #
828-OPB890P51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

804In Stock

$6.74

$6.51

$6.49

$6.25

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; HIGH RES

RPI-124
ROHM Semiconductor
1: $2.24
5,368In Stock
NRND

Mfr. Part #
RPI-124

Mouser Part #
755-RPI-124

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; HIGH RES

Datasheet

5,368In Stock

$2.24

$1.58

$1.18

$1.00

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB390L51Z
Optek / TT Electronics
1: $7.01
629In Stock

Mfr. Part #
OPB390L51Z

Mouser Part #
828-OPB390L51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

629In Stock

$7.01

$6.89

$6.71

$6.69

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB380T55Z
Optek / TT Electronics
1: $7.20
401In Stock

Mfr. Part #
OPB380T55Z

Mouser Part #
828-OPB380T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

401In Stock

$7.20

$6.28

$6.17

$6.14

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Flag Switch 20g spring

OPB680-20
Optek / TT Electronics
1: $4.51
492In Stock

Mfr. Part #
OPB680-20

Mouser Part #
828-OPB680-20

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Flag Switch 20g spring

Datasheet

492In Stock

$4.51

$4.36

$4.22

$4.19

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Actuator Type

2.03 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB825
Optek / TT Electronics
1: $3.10
740In Stock

Mfr. Part #
OPB825

Mouser Part #
828-OPB825

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

740In Stock

$3.10

$2.90

$2.89

$2.78

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

4.06 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB881T55Z
Optek / TT Electronics
1: $7.49
967In Stock

Mfr. Part #
OPB881T55Z

Mouser Part #
828-OPB881T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

967In Stock

$7.49

$6.98

$6.75

$6.72

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches

Types of Optical Switches

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