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

Optek / TT Electronics Sensors

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

Types of Sensors

List Images

Results: 610

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 Wide Gap Opt Switch

OPB800W55Z
Optek / TT Electronics
1: £3.65
454In Stock

Mfr. Part No.
OPB800W55Z

Mouser Part No
828-OPB800W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch

Datasheet

454In Stock

£3.65

£3.46

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch

OPB802W55Z
Optek / TT Electronics
1: £3.82
317In Stock

Mfr. Part No.
OPB802W55Z

Mouser Part No
828-OPB802W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch

Datasheet

317In Stock

£3.82

£3.62

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED

OPB804
Optek / TT Electronics
1: £1.36
2,120In Stock

Mfr. Part No.
OPB804

Mouser Part No
828-OPB804

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED

Datasheet

Product Comments

2,120In Stock

£1.36

£1.34

Quote

Min.: 1
Mult.: 1

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

OPB810W51Z
Optek / TT Electronics
1: £3.65
515In Stock

Mfr. Part No.
OPB810W51Z

Mouser Part No
828-OPB810W51Z

Optek / TT Electronics

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

Datasheet

515In Stock

£3.65

£3.60

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

OPB810W55Z
Optek / TT Electronics
1: £3.71
320In Stock

Mfr. Part No.
OPB810W55Z

Mouser Part No
828-OPB810W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

Datasheet

320In Stock

£3.71

£3.42

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

OPB811L55
Optek / TT Electronics
1: £2.11
1,201In Stock

Mfr. Part No.
OPB811L55

Mouser Part No
828-OPB811L55

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

Datasheet

1,201In Stock

£2.11

£2.00

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

OPB811W55Z
Optek / TT Electronics
1: £3.57
2,210In Stock

Mfr. Part No.
OPB811W55Z

Mouser Part No
828-OPB811W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch

Datasheet

2,210In Stock

£3.57

£3.40

Min.: 1
Mult.: 1

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

OPB812W55Z
Optek / TT Electronics
1: £4.44
602In Stock

Mfr. Part No.
OPB812W55Z

Mouser Part No
828-OPB812W55Z

Optek / TT Electronics

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

Datasheet

602In Stock

£4.44

£3.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Deep Gap Slotted Opt Switch

OPB815L
Optek / TT Electronics
1: £2.28
1,498In Stock

Mfr. Part No.
OPB815L

Mouser Part No
828-OPB815L

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Deep Gap Slotted Opt Switch

Datasheet

1,498In Stock

£2.28

£2.17

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB817Z
Optek / TT Electronics
1: £3.66
430In Stock

Mfr. Part No.
OPB817Z

Mouser Part No
828-OPB817Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

430In Stock

£3.66

£3.43

Min.: 1
Mult.: 1

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

OPB818
Optek / TT Electronics
1: £1.91
572In Stock

Mfr. Part No.
OPB818

Mouser Part No
828-OPB818

Optek / TT Electronics

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

Datasheet

Product Comments

572In Stock

£1.91

£1.90

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM

OPB820S10
Optek / TT Electronics
1: £2.78
1,427In Stock

Mfr. Part No.
OPB820S10

Mouser Part No
828-OPB820S10

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM

Datasheet

1,427In Stock

£2.78

£2.65

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB821S10Z
Optek / TT Electronics
1: £4.26
270In Stock

Mfr. Part No.
OPB821S10Z

Mouser Part No
828-OPB821S10Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

270In Stock

£4.26

£4.16

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH

OPB821Z
Optek / TT Electronics
1: £4.32
339In Stock

Mfr. Part No.
OPB821Z

Mouser Part No
828-OPB821Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH

Datasheet

339In Stock

£4.32

£4.16

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB825
Optek / TT Electronics
1: £1.58
740In Stock

Mfr. Part No.
OPB825

Mouser Part No
828-OPB825

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

740In Stock

£1.58

£1.50

Quote

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB829AZ
Optek / TT Electronics
1: £3.25
509In Stock

Mfr. Part No.
OPB829AZ

Mouser Part No
828-OPB829AZ

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

509In Stock

£3.25

£3.13

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

OPB829CZ
Optek / TT Electronics
1: £3.13
1,579In Stock

Mfr. Part No.
OPB829CZ

Mouser Part No
828-OPB829CZ

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

Datasheet

1,579In Stock

£3.13

£3.03

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB829DZ
Optek / TT Electronics
1: £3.09
521In Stock

Mfr. Part No.
OPB829DZ

Mouser Part No
828-OPB829DZ

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

521In Stock

£3.09

£2.96

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB830L11
Optek / TT Electronics
1: £2.74
585In Stock

Mfr. Part No.
OPB830L11

Mouser Part No
828-OPB830L11

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

585In Stock

£2.74

£2.58

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB830W11Z
Optek / TT Electronics
1: £4.48
1,164In Stock

Mfr. Part No.
OPB830W11Z

Mouser Part No
828-OPB830W11Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

1,164In Stock

£4.48

£4.28

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB830W51Z
Optek / TT Electronics
1: £3.87
319In Stock
14Expected 27/04/2026

Mfr. Part No.
OPB830W51Z

Mouser Part No
828-OPB830W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

319In Stock

14Expected 27/04/2026

£3.87

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

OPB830W55Z
Optek / TT Electronics
1: £3.72
1,814In Stock

Mfr. Part No.
OPB830W55Z

Mouser Part No
828-OPB830W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

Datasheet

1,814In Stock

£3.72

£3.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840W51Z
Optek / TT Electronics
1: £3.95
592In Stock

Mfr. Part No.
OPB840W51Z

Mouser Part No
828-OPB840W51Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

592In Stock

£3.95

£3.77

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB850-1Z
Optek / TT Electronics
1: £4.33
667In Stock

Mfr. Part No.
OPB850-1Z

Mouser Part No
828-OPB850-1Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

667In Stock

£4.33

£4.11

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

OPB855
Optek / TT Electronics
1: £1.68
783In Stock
1,500Expected 06/05/2026

Mfr. Part No.
OPB855

Mouser Part No
828-OPB855

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode

Datasheet

783In Stock

1,500Expected 06/05/2026

£1.68

£1.62

Quote

Min.: 1
Mult.: 1

Optek / TT Electronics Sensors

Types of Sensors

Customer Service Office

Company

Resources

Support