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20 mA Optical Switches

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Types of Optical Switches

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Results: 249

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Part #

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, 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 .375" SLOT OPAQUE WIRE LEADS

OPB812W55Z
Optek / TT Electronics
1: $5.04
624In Stock

Mfr. Part No.
OPB812W55Z

Mouser Part No
828-OPB812W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output .375" SLOT OPAQUE WIRE LEADS

Learn More

Datasheet

624In Stock

$5.04

$4.62

$4.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

9.5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB890L11Z
Optek / TT Electronics
1: $5.05
372In Stock

Mfr. Part No.
OPB890L11Z

Mouser Part No
828-OPB890L11Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

372In Stock

$5.05

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Specialised 1460nm SMD Reflective Switch Flat Top

MTRS6014C
Marktech Optoelectronics
1: $54.39
7In Stock

Mfr. Part No.
MTRS6014C

Mouser Part No
193-MTRS6014C

Marktech Optoelectronics

Optical Switches, Specialised 1460nm SMD Reflective Switch Flat Top

Datasheet

7In Stock

$54.39

$40.97

$39.90

Quote

Min.: 1
Mult.: 1

Optical Switches, Specialized

Reflective

0.5 mm to 1.5 mm

Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE

BPI-3C1-10
American Bright LED
1: $1.48
2,496In Stock

Mfr. Part No.
BPI-3C1-10

Mouser Part No
442-BPI3C110

American Bright LED

Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE

Learn More

Datasheet

2,496In Stock

$1.48

$1.04

$0.773

$0.698

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted, Through-Beam Type

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB881L55Z
Optek / TT Electronics
1: $4.87
150In Stock

Mfr. Part No.
OPB881L55Z

Mouser Part No
828-OPB881L55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

150In Stock

$4.87

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Specialised 1070nm SMD Reflective Switch Flat Top

MTRS7010C
Marktech Optoelectronics
1: $54.39
7In Stock

Mfr. Part No.
MTRS7010C

Mouser Part No
193-MTRS7010C

Marktech Optoelectronics

Optical Switches, Specialised 1070nm SMD Reflective Switch Flat Top

Datasheet

7In Stock

$54.39

$40.97

$39.90

Quote

Min.: 1
Mult.: 1

Optical Switches, Specialized

Reflective

0.5 mm to 1.5 mm

Optical Switches, Specialised 1040nm SMD Reflective Switch Flat Top

MTRS4010C
Marktech Optoelectronics
1: $54.39
4In Stock

Mfr. Part No.
MTRS4010C

Mouser Part No
193-MTRS4010C

Marktech Optoelectronics

Optical Switches, Specialised 1040nm SMD Reflective Switch Flat Top

Datasheet

4In Stock

$54.39

$40.97

$39.90

Quote

Min.: 1
Mult.: 1

Optical Switches, Specialized

Reflective

0.5 mm to 1.5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB841L55
Optek / TT Electronics
1: $3.17
238In Stock
500Expected 2026/10/23

Mfr. Part No.
OPB841L55

Mouser Part No
828-OPB841L55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

238In Stock

500Expected 2026/10/23

$3.17

$2.93

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB365L51
Optek / TT Electronics
1: $3.27
951In Stock

Mfr. Part No.
OPB365L51

Mouser Part No
828-OPB365L51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

951In Stock

$3.27

$3.11

$2.93

$2.88

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: $3.04
451In Stock

Mfr. Part No.
OPB866T51

Mouser Part No
828-OPB866T51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

451In Stock

$3.04

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB892T55Z
Optek / TT Electronics
1: $4.59
183In Stock

Mfr. Part No.
OPB892T55Z

Mouser Part No
828-OPB892T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

183In Stock

$4.59

$4.58

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB360T55
Optek / TT Electronics
1: $2.49
496In Stock

Mfr. Part No.
OPB360T55

Mouser Part No
828-OPB360T55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

496In Stock

$2.49

$2.26

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB375N51
Optek / TT Electronics
1: $2.54
345In Stock

Mfr. Part No.
OPB375N51

Mouser Part No
828-OPB375N51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

345In Stock

$2.54

$2.31

$2.30

$2.28

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB870P55
Optek / TT Electronics
1: $2.45
519In Stock

Mfr. Part No.
OPB870P55

Mouser Part No
828-OPB870P55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

519In Stock

$2.45

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB876N55
Optek / TT Electronics
1: $2.95
387In Stock

Mfr. Part No.
OPB876N55

Mouser Part No
828-OPB876N55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

387In Stock

$2.95

$2.65

$2.63

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB880N11Z
Optek / TT Electronics
1: $5.51
141In Stock

Mfr. Part No.
OPB880N11Z

Mouser Part No
828-OPB880N11Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

141In Stock

$5.51

$4.98

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB890T55Z
Optek / TT Electronics
1: $4.58
183In Stock

Mfr. Part No.
OPB890T55Z

Mouser Part No
828-OPB890T55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

183In Stock

$4.58

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB825
Optek / TT Electronics
1: $2.11
682In Stock

Mfr. Part No.
OPB825

Mouser Part No
828-OPB825

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

682In Stock

$2.11

$1.90

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

4.06 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB875N51
Optek / TT Electronics
1: $3.14
813In Stock

Mfr. Part No.
OPB875N51

Mouser Part No
828-OPB875N51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

813In Stock

$3.14

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB370N51
Optek / TT Electronics
1: $2.76
438In Stock

Mfr. Part No.
OPB370N51

Mouser Part No
828-OPB370N51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

438In Stock

$2.76

$2.72

$2.67

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB370T51
Optek / TT Electronics
1: $2.79
272In Stock

Mfr. Part No.
OPB370T51

Mouser Part No
828-OPB370T51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

272In Stock

$2.79

$2.55

$2.54

$2.52

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Photo IC Output TRANS LIGHT-ON

EE-SX4070
Omron Electronics
1: $2.51
11,256In Stock

Mfr. Part No.
EE-SX4070

Mouser Part No
653-EE-SX4070

Omron Electronics

Optical Switches, Transmissive, Photo IC Output TRANS LIGHT-ON

Learn More

Datasheet

11,256In Stock

$2.51

$2.14

$1.85

$1.72

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

8 mm

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

QRE1113GR
onsemi
1: $0.72
172,781In Stock

Mfr. Part No.
QRE1113GR

Mouser Part No
512-QRE1113GR

onsemi

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Learn More

Datasheet

172,781In Stock

Cut Tape

$0.72

$0.602

$0.555

$0.477

Reel

$0.418

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,370

: 1,000

Optical Switches, Reflective, Phototransistor Output

Reflective

1 mm

20 mA Optical Switches

Types of Optical Switches

Customer Service Office

Company

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Support

1.1 mm
2 mm
2.03 mm
2.29 mm
2.54 mm
2.8 mm
3 mm
3.05 mm
3.18 mm
3.2 mm
3.4 mm
3.5 mm
3.8 mm
3.94 mm
4.06 mm
4.83 mm
5 mm
5.1 mm
5.2 mm
5.21 mm

0.2 mm to 2.5 mm
0.2 mm to 4 mm
0.5 mm
0.5 mm to 1.5 mm
1 mm
1.1 mm
1.27 mm
2 mm
2.03 mm
2.29 mm
2.54 mm
2.8 mm
3 mm
3.05 mm
3.18 mm
3.8 mm
3.81 mm
3.94 mm
4 mm
4.06 mm