Skip to Main Content

Part of the TTI Family of SpecialistsContact Mouser (London) +44 (0) 1494-427500Feedback

Change LocationEnglish

+44 (0) 1494-427500 Change Location

In Stock

RoHS

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

Optek / TT Electronics Opto-electronics

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

Types of Opto-electronics

List Images

Results: 809

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, Phototransistor Output Slotted Opt Switch

OPB840L51
Optek / TT Electronics
1: £2.53
500Expected 03/11/2026

Mfr. Part No.
OPB840L51

Mouser Part No
828-OPB840L51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

500Expected 03/11/2026

£2.53

£2.15

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840L55
Optek / TT Electronics
1: £2.31
498Expected 16/10/2026

Mfr. Part No.
OPB840L55

Mouser Part No
828-OPB840L55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

498Expected 16/10/2026

£2.31

£2.18

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB842W55Z
Optek / TT Electronics
1: £3.64
967On Order

Mfr. Part No.
OPB842W55Z

Mouser Part No
828-OPB842W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

967On Order

£3.64

£3.44

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output SLT 880 PHOTO TRAN

OPB880P51Z
Optek / TT Electronics
1: £3.70
2,000Expected 23/12/2026

Mfr. Part No.
OPB880P51Z

Mouser Part No
828-OPB880P51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output SLT 880 PHOTO TRAN

Datasheet

2,000Expected 23/12/2026

£3.70

£3.54

Min.: 1
Mult.: 1

Photodiodes ST RECEPTACLE

OPF422
Optek / TT Electronics
1: £17.04
175On Order

Mfr. Part No.
OPF422

Mouser Part No
828-OPF422

Optek / TT Electronics

Photodiodes ST RECEPTACLE

Datasheet

175On Order

£17.04

£15.82

£15.32

£15.31

Min.: 1
Mult.: 1

Transistor Output Optocouplers 10KV ISOLATION

OPI110C
Optek / TT Electronics
1: £2.10
5,000On Order

Mfr. Part No.
OPI110C

Mouser Part No
828-OPI110C

Optek / TT Electronics

Transistor Output Optocouplers 10KV ISOLATION

Datasheet

5,000On Order

£2.10

£1.97

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Optical Switch Photologic

OPB120B
Optek / TT Electronics
1: £4.18
373Expected 21/10/2026

Mfr. Part No.
OPB120B

Mouser Part No
828-OPB120B

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Optical Switch Photologic

Datasheet

373Expected 21/10/2026

£4.18

£4.02

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch

OPB490P11Z
Optek / TT Electronics
1: £3.79
395Expected 18/11/2026

Mfr. Part No.
OPB490P11Z

Mouser Part No
828-OPB490P11Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch

Datasheet

395Expected 18/11/2026

£3.79

£3.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch

OPB490T11Z
Optek / TT Electronics
1: £3.61
400Expected 03/12/2026

Mfr. Part No.
OPB490T11Z

Mouser Part No
828-OPB490T11Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch

Datasheet

400Expected 03/12/2026

£3.61

Min.: 1
Mult.: 1

Optical Switches, Reflective, Photo IC Output EMMITER/SENSOR ASSEM

OPB716Z
Optek / TT Electronics
1: £5.88
628Expected 16/11/2026

Mfr. Part No.
OPB716Z

Mouser Part No
828-OPB716Z

Optek / TT Electronics

Optical Switches, Reflective, Photo IC Output EMMITER/SENSOR ASSEM

Datasheet

628Expected 16/11/2026

£5.88

£5.39

£5.38

£5.37

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output SLOTTED OPTIC SWITCH

OPB900W51Z
Optek / TT Electronics
1: £5.58
99In Stock
400Expected 16/11/2026

Mfr. Part No.
OPB900W51Z

Mouser Part No
828-OPB900W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output SLOTTED OPTIC SWITCH

Datasheet

99In Stock

400Expected 16/11/2026

£5.58

£5.28

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

OPB901W55Z
Optek / TT Electronics
1: £5.03
1,342On Order

Mfr. Part No.
OPB901W55Z

Mouser Part No
828-OPB901W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

Datasheet

1,342On Order

£5.03

£5.02

£4.94

£4.91

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

OPB916BZ
Optek / TT Electronics
1: £4.45
726Expected 19/11/2026

Mfr. Part No.
OPB916BZ

Mouser Part No
828-OPB916BZ

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

Datasheet

726Expected 19/11/2026

£4.45

£4.21

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

OPB930L51
Optek / TT Electronics
1: £4.59
400On Order

Mfr. Part No.
OPB930L51

Mouser Part No
828-OPB930L51

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

Datasheet

400On Order

£4.59

£4.33

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output .13in SLOT INFRARED

OPB930W55Z
Optek / TT Electronics
1: £4.49
951Expected 06/10/2026

Mfr. Part No.
OPB930W55Z

Mouser Part No
828-OPB930W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output .13in SLOT INFRARED

Datasheet

951Expected 06/10/2026

£4.49

£4.48

£4.39

£4.29

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

OPB960T55
Optek / TT Electronics
1: £2.65
500Expected 20/11/2026

Mfr. Part No.
OPB960T55

Mouser Part No
828-OPB960T55

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

Datasheet

500Expected 20/11/2026

£2.65

£2.55

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output BASE MOUNT OPAQUE

OPB971N51
Optek / TT Electronics
1: £2.72
1,500On Order

Mfr. Part No.
OPB971N51

Mouser Part No
828-OPB971N51

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output BASE MOUNT OPAQUE

Datasheet

1,500On Order

£2.72

£2.65

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

OPB991L55Z
Optek / TT Electronics
1: £4.23
600Expected 11/12/2026

Mfr. Part No.
OPB991L55Z

Mouser Part No
828-OPB991L55Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

Datasheet

600Expected 11/12/2026

£4.23

£4.02

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

OPB993P51Z
Optek / TT Electronics
1: £4.48
400Expected 27/11/2026

Mfr. Part No.
OPB993P51Z

Mouser Part No
828-OPB993P51Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic

Datasheet

400Expected 27/11/2026

£4.48

£4.26

Min.: 1
Mult.: 1

Fibre Optic Receivers 5Mb Receiver

OPF2412T
Optek / TT Electronics
1: £14.30
286Expected 18/09/2026

Mfr. Part No.
OPF2412T

Mouser Part No
828-OPF2412T

Optek / TT Electronics

Fibre Optic Receivers 5Mb Receiver

Datasheet

Product Comments

286Expected 18/09/2026

£14.30

Min.: 1
Mult.: 1

Fibre Optic Receivers Fiber Optic Receiver 5Mb

OPF520
Optek / TT Electronics
1: £6.61
200Expected 15/09/2026

Mfr. Part No.
OPF520

Mouser Part No
828-OPF520

Optek / TT Electronics

Fibre Optic Receivers Fiber Optic Receiver 5Mb

Datasheet

200Expected 15/09/2026

£6.61

£5.86

Min.: 1
Mult.: 1

Photo IC Sensors Photologic Sensor

OPL811-OC
Optek / TT Electronics
1: £2.92
460Expected 07/09/2026

Mfr. Part No.
OPL811-OC

Mouser Part No
828-OPL811-OC

Optek / TT Electronics

Photo IC Sensors Photologic Sensor

Datasheet

460Expected 07/09/2026

£2.92

£2.86

£2.85

£2.65

Min.: 1
Mult.: 1

Transistor Output Optocouplers Isolator

3N245
Optek / TT Electronics
1: £16.55
100Expected 23/02/2027

Mfr. Part No.
3N245

Mouser Part No
828-3N245

Optek / TT Electronics

Transistor Output Optocouplers Isolator

Datasheet

100Expected 23/02/2027

£16.55

£15.81

Min.: 1
Mult.: 1

Infrared Emitters Infrared 890nm

OP296B
Optek / TT Electronics
1: £0.63
1,400Expected 19/11/2026

Mfr. Part No.
OP296B

Mouser Part No
828-OP296B

Optek / TT Electronics

Infrared Emitters Infrared 890nm

Datasheet

1,400Expected 19/11/2026

£0.63

£0.601

£0.599

Quote

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

OPB704GWZ
Optek / TT Electronics
1: £3.53
295Expected 27/11/2026

Mfr. Part No.
OPB704GWZ

Mouser Part No
828-OPB704GWZ

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor

Datasheet

295Expected 27/11/2026

£3.53

£3.34

Min.: 1
Mult.: 1