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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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If - Forward Current = 20 mA

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Part #

Optical Switches, Transmissive, Photo IC Output SMT, 3mm Photo-IC, Light ON

EE-SX4320
Omron Electronics
1: $2.61
3,477In Stock
8,000Expected 2026/09/18

Mfr. Part No.
EE-SX4320

Mouser Part No
653-EESX4320

Omron Electronics

Optical Switches, Transmissive, Photo IC Output SMT, 3mm Photo-IC, Light ON

Learn More

Datasheet

3,477In Stock

8,000Expected 2026/09/18

Cut Tape

$2.61

$2.37

$2.17

$2.07

Reel

$1.97

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

2 mm

Optical Switches, Reflective, Phototransistor Output Reflective Object Sensor

QRE1113
onsemi
1: $0.70
13,203In Stock

Mfr. Part No.
QRE1113

Mouser Part No
512-QRE1113

onsemi

Optical Switches, Reflective, Phototransistor Output Reflective Object Sensor

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Datasheet

13,203In Stock

$0.70

$0.59

$0.547

$0.502

Min.: 1
Mult.: 1
Max.: 800

Optical Switches, Reflective, Phototransistor Output

Reflective

1 mm

Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC LightON 5mm

EE-SX4350
Omron Electronics
1: $2.17
3,096In Stock

Mfr. Part No.
EE-SX4350

Mouser Part No
653-EESX4350

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC LightON 5mm

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Datasheet

3,096In Stock

Cut Tape

$2.17

$1.87

$1.51

Reel

$1.41

$1.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Reflective, Phototransistor Output Photointerrupter Reflective 0.5mm

GP2S60A
Sharp Microelectronics
1: $1.05
487In Stock
10,000Expected 2027/02/11

Mfr. Part No.
GP2S60A

Mouser Part No
852-GP2S60A

Sharp Microelectronics

Optical Switches, Reflective, Phototransistor Output Photointerrupter Reflective 0.5mm

Datasheet

487In Stock

10,000Expected 2027/02/11

Cut Tape

$1.05

$0.721

$0.53

$0.445

Reel

$0.398

View

Min.: 1
Mult.: 1

: 2,000

Optical Switches, Reflective, Phototransistor Output

Reflective

0.5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB816Z
Optek / TT Electronics
1: $4.14
4,940In Stock

Mfr. Part No.
OPB816Z

Mouser Part No
828-OPB816Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

4,940In Stock

$4.14

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5.1 mm

Optical Switches, Reflective, Phototransistor Output Reflective 940/PTR 1.6V Mx 10.2mm space

LTH-209-01
LITEON
1: $1.06
3,435In Stock

Mfr. Part No.
LTH-209-01

Mouser Part No
859-LTH-209-01

LITEON

Optical Switches, Reflective, Phototransistor Output Reflective 940/PTR 1.6V Mx 10.2mm space

Datasheet

3,435In Stock

$1.06

$0.901

$0.758

$0.694

View

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.81 mm

Optical Switches, Reflective, Phototransistor Output REFL CONV PHTOTRNSTR

EE-SY169A
Omron Electronics
1: $8.71
99In Stock

Mfr. Part No.
EE-SY169A

Mouser Part No
653-EE-SY169A

Omron Electronics

Optical Switches, Reflective, Phototransistor Output REFL CONV PHTOTRNSTR

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Datasheet

99In Stock

$8.71

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

4 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB841W51Z
Optek / TT Electronics
1: $5.84
4,060In Stock

Mfr. Part No.
OPB841W51Z

Mouser Part No
828-OPB841W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

4,060In Stock

$5.84

$5.34

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Photo IC Output DARK-ON

EE-SX3088
Omron Electronics
1: $6.61
350In Stock

Mfr. Part No.
EE-SX3088

Mouser Part No
653-EE-SX3088

Omron Electronics

Optical Switches, Transmissive, Photo IC Output DARK-ON

Learn More

Datasheet

350In Stock

$6.61

$4.06

$3.36

$3.17

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

3.4 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Dual Channel

OPB826S
Optek / TT Electronics
1: $7.58
199In Stock

Mfr. Part No.
OPB826S

Mouser Part No
828-OPB826S

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Dual Channel

Datasheet

199In Stock

$7.58

$7.33

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2.54 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840W55Z
Optek / TT Electronics
1: $4.99
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

$4.99

$4.87

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

$0.59

$0.531

$0.504

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 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, 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, 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
1,957In Stock

Mfr. Part No.
OPB842W51Z

Mouser Part No
828-OPB842W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

1,957In 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, 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, 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

20 mA Optical Switches

Types of Optical Switches

Customer Service Office

Company

Resources

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