.hide-partial { max-height: none; } .show-more { display: none; }

Transmissive, Slotted Optical Switches

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Optical Switches

List Images

Results: 507

Applied Filters:

Sensing Method = Transmissive, Slotted

Manufacturer

Product Type

Slot Width

Sensing Distance

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

EE-SX4164-P2
Omron Electronics
1: $4.61
301In Stock
750Expected 2026-10-30

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

301In Stock

750Expected 2026-10-30

$4.61

$4.00

$3.63

$3.46

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
345In Stock
450Expected 2026-10-30

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

Learn More

Datasheet

345In Stock

450Expected 2026-10-30

$4.91

$4.19

$3.63

$3.30

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 24V 1.4x1.4 Light-ON

EE-SX4173-P3-Z
Omron Electronics
1: $5.49
98In Stock

Mfr. Part #
EE-SX4173-P3-Z

Mouser Part #
653-EE-SX4173-P3-Z

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 24V 1.4x1.4 Light-ON

Learn More

Datasheet

98In Stock

$5.49

$4.78

$4.51

$3.90

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Photo IC Output MICROSENSOR

EE-SX460-P1
Omron Electronics
1: $5.75
273In Stock

Mfr. Part #
EE-SX460-P1

Mouser Part #
653-EE-SX460-P1

Omron Electronics

Optical Switches, Transmissive, Photo IC Output MICROSENSOR

Learn More

Datasheet

273In Stock

$5.75

$5.00

$4.65

$4.44

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Photo IC Output OPAQUE Light-ON

EE-SX484
Omron Electronics
1: $9.20
115In Stock

Mfr. Part #
EE-SX484

Mouser Part #
653-EE-SX484

Omron Electronics

Optical Switches, Transmissive, Photo IC Output OPAQUE Light-ON

Learn More

Datasheet

115In Stock

$9.20

$7.79

$6.87

$6.65

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

3.5 mm

Optical Switches, Transmissive, Phototransistor Output Horizontal Aperture Phototransistor

EE-SX1096-W11
Omron Electronics
1: $17.50
101In Stock

Mfr. Part #
EE-SX1096-W11

Mouser Part #
653-EESX1096W11

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output Horizontal Aperture Phototransistor

Learn More

Datasheet

101In Stock

$17.50

$15.49

$14.76

$13.52

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.4 mm

Optical Switches, Transmissive, Photo IC Output General Purpose Photo IC (Dark On)

EE-SX3088-W11
Omron Electronics
1: $16.44
91In Stock

Mfr. Part #
EE-SX3088-W11

Mouser Part #
653-EESX3088W11

Omron Electronics

Optical Switches, Transmissive, Photo IC Output General Purpose Photo IC (Dark On)

Learn More

Datasheet

91In Stock

$16.44

$13.56

$12.63

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

3.4 mm

Optical Switches, Transmissive, Photo IC Output Dust Proof Type Photo IC (Dark On)

EE-SX3161-W11
Omron Electronics
1: $18.55
87In Stock
140Expected 2026-10-30

Mfr. Part #
EE-SX3161-W11

Mouser Part #
653-EESX3161W11

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Dust Proof Type Photo IC (Dark On)

Learn More

Datasheet

87In Stock

140Expected 2026-10-30

$18.55

$15.98

$14.47

$14.43

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

3.2 mm

Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC Dark ON 5mm

EE-SX3350
Omron Electronics
1: $2.72
187In Stock
3,200Expected 2026-12-25

Mfr. Part #
EE-SX3350

Mouser Part #
653-EESX3350

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC Dark ON 5mm

Learn More

Datasheet

187In Stock

3,200Expected 2026-12-25

Cut Tape

$2.72

$2.35

Reel

$2.00

$1.99

$1.84

MouseReel Available

Min.: 1
Mult.: 1

: 400

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB816Z
Optek / TT Electronics
1: $6.62
5,049In Stock

Mfr. Part #
OPB816Z

Mouser Part #
828-OPB816Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

5,049In Stock

$6.62

$6.28

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5.1 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB821S5Z
Optek / TT Electronics
1: $8.02
7,534In Stock

Mfr. Part #
OPB821S5Z

Mouser Part #
828-OPB821S5Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

7,534In Stock

$8.02

$7.96

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2.03 mm

Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY

OPB831W55Z
Optek / TT Electronics
1: $8.02
3,521In Stock

Mfr. Part #
OPB831W55Z

Mouser Part #
828-OPB831W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY

Datasheet

3,521In Stock

$8.02

$6.83

$6.81

$6.71

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.18 mm

Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED

OPB848
Optek / TT Electronics
1: $3.59
9,145In Stock

Mfr. Part #
OPB848

Mouser Part #
828-OPB848

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED

Datasheet

9,145In Stock

$3.59

$3.37

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2.54 mm

Optical Switches, Transmissive, Phototransistor Output Photointerrupter SMT 2.0mm Gap

GP1S092HCPIF
Sharp Microelectronics
1: $0.806
160In Stock
36,000On Order

Mfr. Part #
GP1S092HCPIF

Mouser Part #
852-GP1S092HCPIF

Sharp Microelectronics

Optical Switches, Transmissive, Phototransistor Output Photointerrupter SMT 2.0mm Gap

Datasheet

160In Stock

36,000On Order

Cut Tape

$0.806

$0.675

$0.644

$0.582

Reel

$0.53

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

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

RPI-125
ROHM Semiconductor
1: $1.25
1,732In Stock
End of Life

Mfr. Part #
RPI-125

Mouser Part #
755-RPI-125

End of Life

ROHM Semiconductor

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

Datasheet

1,732In Stock

$1.25

$1.06

$1.01

$0.89

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

Optical Switches, Transmissive, Phototransistor Output UltraSmall 50mA 30V 950nm Phtinterrupter

RPI-221
ROHM Semiconductor
1: $1.11
2,325In Stock
End of Life

Mfr. Part #
RPI-221

Mouser Part #
755-RPI-221

End of Life

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output UltraSmall 50mA 30V 950nm Phtinterrupter

Datasheet

2,325In Stock

$1.11

$0.932

$0.89

$0.805

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTPTR ULTRAMIN HIGH RES 4.9x2.6mm

RPI-222
ROHM Semiconductor
1: $1.18
584In Stock
End of Life

Mfr. Part #
RPI-222

Mouser Part #
755-RPI-222

End of Life

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTPTR ULTRAMIN HIGH RES 4.9x2.6mm

Datasheet

584In Stock

$1.18

$0.991

$0.946

$0.824

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 3mm Gap 4.2x5.4mm

RPI-352
ROHM Semiconductor
1: $1.12
2,747In Stock
4,000Expected 2026-11-20
End of Life

Mfr. Part #
RPI-352

Mouser Part #
755-RPI-352

End of Life

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 3mm Gap 4.2x5.4mm

Datasheet

2,747In Stock

4,000Expected 2026-11-20

$1.12

$0.942

$0.804

$0.737

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

Optical Switches, Transmissive, Phototransistor Output PHOTO MICROSENSOR

EE-SV3-CS
Omron Electronics
1: $19.56
1In Stock
End of Life

Mfr. Part #
EE-SV3-CS

Mouser Part #
653-EE-SV3-CS

End of Life

Omron Electronics

Optical Switches, Transmissive, Phototransistor Output PHOTO MICROSENSOR

Learn More

Datasheet

1In Stock

$19.56

$13.28

$10.77

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3.4 mm

Optical Switches, Transmissive, Photo IC Output Wide Slot Photo IC (Light On)

EE-SX4160-W11
Omron Electronics
1: $17.09
4In Stock
End of Life

Mfr. Part #
EE-SX4160-W11

Mouser Part #
653-EESX4160W11

End of Life

Omron Electronics

Optical Switches, Transmissive, Photo IC Output Wide Slot Photo IC (Light On)

Learn More

Datasheet

4In Stock

$17.09

$14.26

$13.91

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

9.5 mm

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Mx 19mm space

LTH-301-32
LITEON
1: $1.58
257In Stock
1,265Expected 2026-11-17

Mfr. Part #
LTH-301-32

Mouser Part #
859-LTH-301-32

LITEON

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Mx 19mm space

Datasheet

257In Stock

1,265Expected 2026-11-17

$1.58

$1.19

$1.13

$0.986

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

15 mm

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.6mm space

LTH-301A
LITEON
1: $1.09
831In Stock

Mfr. Part #
LTH-301A

Mouser Part #
859-LTH-301A

LITEON

Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.6mm space

Datasheet

831In Stock

$1.09

$0.914

$0.824

$0.789

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5.2 mm

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

LTH-306-04M
LITEON
1: $1.01
3,180In Stock

Mfr. Part #
LTH-306-04M

Mouser Part #
859-LTH-306-04M

LITEON

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

Datasheet

3,180In Stock

$1.01

$0.851

$0.766

$0.726

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optical Switches, Transmissive, Phototransistor Output Emitter Sensor 890nm

OPB100Z
Optek / TT Electronics
1: $11.07
115In Stock
1,600On Order

Mfr. Part #
OPB100Z

Mouser Part #
828-OPB100Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Emitter Sensor 890nm

Datasheet

115In Stock

1,600On Order

$11.07

$10.56

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

914 mm

Optical Switches, Transmissive, Phototransistor Output Slotted Switch

OPB315WZ
Optek / TT Electronics
1: $10.01
457In Stock

Mfr. Part #
OPB315WZ

Mouser Part #
828-OPB315WZ

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Switch

Datasheet

457In Stock

$10.01

$9.49

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

22.86 mm

Transmissive, Slotted Optical Switches

Types of Optical Switches

Mouser Electronics®

Company

Resources

Support

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

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
3.6 mm
3.8 mm
3.94 mm
4 mm
4.06 mm
4.83 mm
5 mm
5.1 mm
5.2 mm