Optical Switches – Mouser Singapore

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Optoelectronics

ROHM Semiconductor Optoelectronics offer a broad portfolio of display drivers, laser diodes, LEDs, LED displays, and optical sensors designed for use in a wide range of applications.

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Types of Optical Switches

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Results: 25

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Part #

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

RPI-125
ROHM Semiconductor
1: $1.15
3,757In Stock

Mfr. Part No.
RPI-125

Mouser Part No
755-RPI-125

ROHM Semiconductor

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

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Datasheet

3,757In Stock

$1.15

$0.973

$0.93

$0.844

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

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

RPI-352
ROHM Semiconductor
1: $1.03
4,959In Stock

Mfr. Part No.
RPI-352

Mouser Part No
755-RPI-352

ROHM Semiconductor

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

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Datasheet

4,959In Stock

$1.03

$0.612

$0.591

$0.569

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

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

RPI-222
ROHM Semiconductor
1: $0.57
1,880In Stock

Mfr. Part No.
RPI-222

Mouser Part No
755-RPI-222

ROHM Semiconductor

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

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Datasheet

1,880In Stock

$0.57

$0.569

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Photo IC Output 0.3mm slit width photoIC

RPI-1133
ROHM Semiconductor
1: $1.82
5,926In Stock
NRND

Mfr. Part No.
RPI-1133

Mouser Part No
755-RPI-1133

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Photo IC Output 0.3mm slit width photoIC

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Datasheet

5,926In Stock

$1.82

$1.28

$1.24

$1.21

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output

Transmissive, Slotted

1.1 mm

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

RPI-124
ROHM Semiconductor
1: $2.03
5,368In Stock
NRND

Mfr. Part No.
RPI-124

Mouser Part No
755-RPI-124

NRND

ROHM Semiconductor

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

Datasheet

5,368In Stock

$2.03

$1.43

$1.07

$0.908

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1 mm

Optical Switches, Transmissive, Phototransistor Output 0.40mm slit width 0.7mA min., 5V

RPI-121
ROHM Semiconductor
1: $1.38
1,668In Stock
NRND

Mfr. Part No.
RPI-121

Mouser Part No
755-RPI-121

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output 0.40mm slit width 0.7mA min., 5V

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Datasheet

1,668In Stock

$1.38

$0.954

$0.874

$0.809

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

0.8 mm

Optical Switches, Transmissive, Phototransistor Output Ultramin, SMD Type Photointerrupter

RPI-0128
ROHM Semiconductor
1: $0.945
5,527In Stock
60,000Expected 7/5/2026

Mfr. Part No.
RPI-0128

Mouser Part No
755-RPI-0128

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Ultramin, SMD Type Photointerrupter

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Datasheet

5,527In Stock

60,000Expected 7/5/2026

Cut Tape

$0.945

$0.788

$0.741

$0.645

View

Reel

$0.431

Min.: 1
Mult.: 1

Reel: 7,500

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

Optical Switches, Transmissive, Phototransistor Output Energysaving Photointerrupter

RPI-441C1E
ROHM Semiconductor
1: $0.931
5,246In Stock

Mfr. Part No.
RPI-441C1E

Mouser Part No
755-RPI-441C1E

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Energysaving Photointerrupter

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Datasheet

5,246In Stock

$0.931

$0.799

$0.61

$0.577

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

4 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; SMD

RPI-0125
ROHM Semiconductor
1: $1.38
2,797In Stock
11,250Expected 3/6/2026

Mfr. Part No.
RPI-0125

Mouser Part No
755-RPI-0125

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; SMD

Datasheet

2,797In Stock

11,250Expected 3/6/2026

Cut Tape

$1.38

$1.12

$0.972

$0.899

Reel

$0.898

View

Min.: 1
Mult.: 1

Reel: 750

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

Optical Switches, Transmissive, Phototransistor Output 50mA 5V 80mW Photointerrupter

RPI-0226
ROHM Semiconductor
1: $1.06
495In Stock
6,000On Order

Mfr. Part No.
RPI-0226

Mouser Part No
755-RPI-0226

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output 50mA 5V 80mW Photointerrupter

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Datasheet

495In Stock

6,000On Order

Cut Tape

$1.06

$0.887

$0.848

$0.762

Reel

$0.609

View

Min.: 1
Mult.: 1

Reel: 2,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output Photointerrupter gap width 4mm

RPI-0352E
ROHM Semiconductor
1: $0.945
1,082In Stock
2,000Expected 13/5/2026

Mfr. Part No.
RPI-0352E

Mouser Part No
755-RPI-0352E

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Photointerrupter gap width 4mm

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Datasheet

1,082In Stock

2,000Expected 13/5/2026

Cut Tape

$0.945

$0.799

$0.763

$0.689

Reel

$0.663

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

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

RPI-221
ROHM Semiconductor
1: $1.01
1,194In Stock

Mfr. Part No.
RPI-221

Mouser Part No
755-RPI-221

ROHM Semiconductor

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

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Datasheet

1,194In Stock

$1.01

$0.856

$0.817

$0.741

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 2mm Gap 4.2x5.2mm

RPI-243
ROHM Semiconductor
1: $1.21
186In Stock
1,000Expected 4/6/2026

Mfr. Part No.
RPI-243

Mouser Part No
755-RPI-243

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 2mm Gap 4.2x5.2mm

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Datasheet

186In Stock

1,000Expected 4/6/2026

$1.21

$1.02

$0.976

$0.884

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 4mm Gap 8.0x4.2mm

RPI-441C1
ROHM Semiconductor
1: $1.01
465In Stock

Mfr. Part No.
RPI-441C1

Mouser Part No
755-RPI-441C1

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER 4mm Gap 8.0x4.2mm

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Datasheet

465In Stock

$1.01

$0.853

$0.813

$0.723

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

4 mm

Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount

RPI-0451E
ROHM Semiconductor
1: $1.64
18In Stock

Mfr. Part No.
RPI-0451E

Mouser Part No
755-RPI-0451E

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount

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Datasheet

18In Stock

Cut Tape

$1.64

$1.40

$1.33

$1.20

Reel

$1.06

View

Min.: 1
Mult.: 1

Reel: 1,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

4.5 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRAMIN SMD TYPE

RPI-0128T81
ROHM Semiconductor
1: $0.959
735In Stock
NRND

Mfr. Part No.
RPI-0128T81

Mouser Part No
755-RPI-0128T81

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRAMIN SMD TYPE

735In Stock

Cut Tape

$0.959

$0.842

$0.809

$0.773

Reel

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

Optical Switches, Reflective, Phototransistor Output PHTOINTRUPTR RFLCTVE PHTOTRNSISTR 4PIN

RPR-359F
ROHM Semiconductor
1: $4.52
180Expected 3/6/2026

Mfr. Part No.
RPR-359F

Mouser Part No
755-RPR-359F

ROHM Semiconductor

Optical Switches, Reflective, Phototransistor Output PHTOINTRUPTR RFLCTVE PHTOTRNSISTR 4PIN

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Datasheet

180Expected 3/6/2026

$4.52

$3.31

$2.42

$2.28

View

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output

Reflective

3.5 mm

Optical Switches, Transmissive, Phototransistor Output 0.25mm slit width 0.18mA min 0.7V

RPI-122
ROHM Semiconductor
2,000: $1.14
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
RPI-122

Mouser Part No
755-RPI-122

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output 0.25mm slit width 0.18mA min 0.7V

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$1.14

$1.12

$1.10

Quote

Min.: 2,000
Mult.: 2,000

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

0.8 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTPTR ULTRAMIN Wide Gap 4.9x2.6mm

RPI-221A
ROHM Semiconductor
1: $1.53
Non-Stocked

Mfr. Part No.
RPI-221A

Mouser Part No
755-RPI-221A

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTPTR ULTRAMIN Wide Gap 4.9x2.6mm

Learn More

Datasheet

Non-Stocked

$1.53

$1.03

$0.758

$0.638

View

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output Ultramin, High Res Photointerrupter

RPI-130
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-130

Mouser Part No
755-RPI-130

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Ultramin, High Res Photointerrupter

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.2 mm

Optical Switches, Transmissive, Phototransistor Output Actuator Type Photointerrupter

RPI-151
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-151

Mouser Part No
755-RPI-151

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Actuator Type Photointerrupter

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

1.5 mm

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER

RPI-246
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-246

Mouser Part No
755-RPI-246

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Transmissive 3mm

RPI-352C40N
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-352C40N

Mouser Part No
755-RPI-352C40N

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Transmissive 3mm

Datasheet

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

3 mm

Optical Switches, Transmissive, Phototransistor Output PHTOINTRPTR ULTRMIN HI RES 4.9X2.6MM

RPI-222N1
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-222N1

Mouser Part No
755-RPI-222N1

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output PHTOINTRPTR ULTRMIN HI RES 4.9X2.6MM

Datasheet

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

2 mm

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Transmissive 5mm

RPI-2501
ROHM Semiconductor
Non-Stocked Lead-Time 12 Weeks
NRND

Mfr. Part No.
RPI-2501

Mouser Part No
755-RPI-2501

NRND

ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Photointerrupter Transmissive 5mm

Non-Stocked Lead-Time 12 Weeks

Quote

Optical Switches, Transmissive, Phototransistor Output

Transmissive, Slotted

5 mm

Optoelectronics

Types of Optical Switches

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