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Part #

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB816Z
Optek / TT Electronics
1: HK$32.63
4,945In Stock

Mfr. Part No.
OPB816Z

Mouser Part No
828-OPB816Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

4,945In Stock

HK$32.63

HK$32.55

HK$31.73

View

Min.: 1
Mult.: 1

Single Colour LEDs Blue-Green 505 nm

OVLGC0C6B9
Optek / TT Electronics
1: HK$3.86
38,681In Stock

Mfr. Part No.
OVLGC0C6B9

Mouser Part No
828-OVLGC0C6B9

Optek / TT Electronics

Single Colour LEDs Blue-Green 505 nm

Datasheet

38,681In Stock

HK$3.86

HK$3.45

HK$3.29

HK$3.21

HK$3.17

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optical Isoloator

OPI1264A
Optek / TT Electronics
1: HK$24.08
7,369In Stock

Mfr. Part No.
OPI1264A

Mouser Part No
828-OPI1264A

Optek / TT Electronics

Transistor Output Optocouplers Optical Isoloator

Datasheet

7,369In Stock

HK$24.08

HK$21.21

HK$21.13

HK$20.22

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB841W51Z
Optek / TT Electronics
1: HK$48.00
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

HK$48.00

HK$43.16

HK$43.07

HK$41.51

Quote

Min.: 1
Mult.: 1

Single Colour LEDs Green 525 nm

OVLBG4C7
Optek / TT Electronics
1: HK$3.62
46,342In Stock

Mfr. Part No.
OVLBG4C7

Mouser Part No
828-OVLBG4C7

Optek / TT Electronics

Single Colour LEDs Green 525 nm

Datasheet

46,342In Stock

HK$3.62

HK$3.29

HK$3.17

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output SLOTTED W/WIRE LEADS

OPB492T11Z
Optek / TT Electronics
1: HK$39.05
3,691In Stock

Mfr. Part No.
OPB492T11Z

Mouser Part No
828-OPB492T11Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output SLOTTED W/WIRE LEADS

Datasheet

3,691In Stock

HK$39.05

Min.: 1
Mult.: 1

Single Colour LEDs Red 623 nm

OVLLR8C7
Optek / TT Electronics
1: HK$3.21
36,856In Stock

Mfr. Part No.
OVLLR8C7

Mouser Part No
828-OVLLR8C7

Optek / TT Electronics

Single Colour LEDs Red 623 nm

Datasheet

36,856In Stock

HK$3.21

HK$3.04

HK$2.96

HK$2.79

View

Min.: 1
Mult.: 1

Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72

OPB730
Optek / TT Electronics
1: HK$68.55
342In Stock

Mfr. Part No.
OPB730

Mouser Part No
828-OPB730

Optek / TT Electronics

Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72

Datasheet

342In Stock

HK$68.55

HK$67.90

HK$66.25

Quote

Min.: 1
Mult.: 1

Infrared Emitters Infrared 850nm

OP235W
Optek / TT Electronics
1: HK$52.94
388In Stock
1,000Expected 30/11/2026

Mfr. Part No.
OP235W

Mouser Part No
828-OP235W

Optek / TT Electronics

Infrared Emitters Infrared 850nm

Datasheet

388In Stock

1,000Expected 30/11/2026

HK$52.94

HK$49.98

HK$48.09

HK$47.27

View

Min.: 1
Mult.: 1

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

OPB826S
Optek / TT Electronics
1: HK$62.31
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

HK$62.31

HK$60.25

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB870N51
Optek / TT Electronics
1: HK$22.11
580In Stock
500Expected 25/12/2026

Mfr. Part No.
OPB870N51

Mouser Part No
828-OPB870N51

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Datasheet

580In Stock

500Expected 25/12/2026

HK$22.11

HK$20.96

Min.: 1
Mult.: 1

Phototransistors Photo Transistor

OP800WSL
Optek / TT Electronics
1: HK$27.54
2,179In Stock

Mfr. Part No.
OP800WSL

Mouser Part No
828-OP800WSL

Optek / TT Electronics

Phototransistors Photo Transistor

Datasheet

2,179In Stock

HK$27.54

HK$27.37

HK$27.29

HK$26.39

Min.: 1
Mult.: 1

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

OPB980L55Z
Optek / TT Electronics
1: HK$48.58
490In Stock

Mfr. Part No.
OPB980L55Z

Mouser Part No
828-OPB980L55Z

Optek / TT Electronics

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

Datasheet

490In Stock

HK$48.58

HK$45.54

HK$45.13

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

OPB940W55Z
Optek / TT Electronics
1: HK$49.98
364In Stock
1,200Expected 11/12/2026

Mfr. Part No.
OPB940W55Z

Mouser Part No
828-OPB940W55Z

Optek / TT Electronics

Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch

Datasheet

364In Stock

1,200Expected 11/12/2026

HK$49.98

HK$46.61

Min.: 1
Mult.: 1

Level Sensors Fluid in-line sensor .250" Tube

OPB350W250Z
Optek / TT Electronics
1: HK$61.73
323In Stock

Mfr. Part No.
OPB350W250Z

Mouser Part No
828-OPB350W250Z

Optek / TT Electronics

Level Sensors Fluid in-line sensor .250" Tube

Datasheet

323In Stock

HK$61.73

HK$57.70

HK$55.65

HK$55.24

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB840W55Z
Optek / TT Electronics
1: HK$40.28
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

HK$40.28

HK$40.03

Min.: 1
Mult.: 1

Infrared Emitters Infrared 890nm

OPR5200
Optek / TT Electronics
1: HK$28.44
779In Stock

Mfr. Part No.
OPR5200

Mouser Part No
828-OPR5200

Optek / TT Electronics

Infrared Emitters Infrared 890nm

Learn More

Datasheet

779In Stock

HK$28.44

HK$24.66

HK$24.00

Quote

Min.: 1
Mult.: 1

Single Colour LEDs Blue 470 nm

OVLLB8C7
Optek / TT Electronics
1: HK$3.62
17,997In Stock

Mfr. Part No.
OVLLB8C7

Mouser Part No
828-OVLLB8C7

Optek / TT Electronics

Single Colour LEDs Blue 470 nm

Datasheet

17,997In Stock

HK$3.62

HK$3.21

HK$3.04

HK$2.77

View

Min.: 1
Mult.: 1

Level Sensors Calibration Circuit With OPB350L062

OCB350L062Z
Optek / TT Electronics
1: HK$211.42
201In Stock

Mfr. Part No.
OCB350L062Z

Mouser Part No
828-OCB350L062Z

Optek / TT Electronics

Level Sensors Calibration Circuit With OPB350L062

Learn More

Datasheet

201In Stock

HK$211.42

HK$191.28

Quote

Min.: 1
Mult.: 1

Infrared Emitters Point Source 850nm

OP245PS
Optek / TT Electronics
1: HK$19.23
931In Stock

Mfr. Part No.
OP245PS

Mouser Part No
828-OP245PS

Optek / TT Electronics

Infrared Emitters Point Source 850nm

Datasheet

931In Stock

HK$19.23

HK$18.00

HK$17.43

HK$16.85

View

Min.: 1
Mult.: 1

Phototransistors Photo Transistor

OP505W
Optek / TT Electronics
1: HK$6.00
2,198In Stock

Mfr. Part No.
OP505W

Mouser Part No
828-OP505W

Optek / TT Electronics

Phototransistors Photo Transistor

Datasheet

2,198In Stock

HK$6.00

HK$5.59

HK$5.54

Quote

Min.: 1
Mult.: 1

Phototransistors PHOTOSENSOR

OP506A
Optek / TT Electronics
1: HK$6.58
1,173In Stock

Mfr. Part No.
OP506A

Mouser Part No
828-OP506A

Optek / TT Electronics

Phototransistors PHOTOSENSOR

Datasheet

1,173In Stock

HK$6.58

HK$6.41

HK$6.17

HK$6.16

Min.: 1
Mult.: 1

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

OPB812W55Z
Optek / TT Electronics
1: HK$41.35
624In Stock

Mfr. Part No.
OPB812W55Z

Mouser Part No
828-OPB812W55Z

Optek / TT Electronics

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

Learn More

Datasheet

624In Stock

HK$41.35

HK$37.73

HK$37.48

HK$37.40

HK$35.59

Min.: 1
Mult.: 1

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

OPB890L11Z
Optek / TT Electronics
1: HK$40.77
372In Stock

Mfr. Part No.
OPB890L11Z

Mouser Part No
828-OPB890L11Z

Optek / TT Electronics

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

Learn More

Datasheet

372In Stock

HK$40.77

Min.: 1
Mult.: 1

Logic Output Opto-couplers Fiber Optic Isolator 80mm iso dist Side Looker, Photologic

OPI1290-080
Optek / TT Electronics
1: HK$63.38
213In Stock

Mfr. Part No.
OPI1290-080

Mouser Part No
828-OPI1290-080

Optek / TT Electronics

Logic Output Opto-couplers Fiber Optic Isolator 80mm iso dist Side Looker, Photologic

Datasheet

213In Stock

HK$63.38

HK$55.73

HK$53.68

HK$53.51

Min.: 1
Mult.: 1

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