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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB871N55 Optek / TT Electronics 1: $2.72 876In Stock	Mfr. Part No. OPB871N55 Mouser Part No 828-OPB871N55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	876In Stock	$2.72 $2.47	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optoisolator OPI120 Optek / TT Electronics 1: $10.97 919In Stock	Mfr. Part No. OPI120 Mouser Part No 828-OPI120	Optek / TT Electronics	Transistor Output Optocouplers Optoisolator	Datasheet	919In Stock	$10.97 $10.01	Min.: 1 Mult.: 1
White LEDs White OVLEW1CB9 Optek / TT Electronics 1: $0.561 17,504In Stock	Mfr. Part No. OVLEW1CB9 Mouser Part No 828-OVLEW1CB9	Optek / TT Electronics	White LEDs White	Datasheet	17,504In Stock	$0.561 $0.486 $0.47 $0.461 View $0.45 $0.444	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR OHN3140U Optek / TT Electronics 1: $10.90 330In Stock	Mfr. Part No. OHN3140U Mouser Part No 828-OHN3140U	Optek / TT Electronics	Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	330In Stock	$10.90 $10.89 $10.75 $6.15 View $5.54 Quote	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP266A Optek / TT Electronics 1: $1.20 3,355In Stock	Mfr. Part No. OP266A Mouser Part No 828-OP266A	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	3,355In Stock	$1.20 $1.12 $1.08 $1.06	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB365P55 Optek / TT Electronics 1: $3.40 599In Stock 400Expected 2026/12/01	Mfr. Part No. OPB365P55 Mouser Part No 828-OPB365P55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	599In Stock 400Expected 2026/12/01	$3.40 $2.91	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB390P11Z Optek / TT Electronics 1: $5.19 1,212In Stock	Mfr. Part No. OPB390P11Z Mouser Part No 828-OPB390P11Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	1,212In Stock	$5.19 $4.70	Min.: 1 Mult.: 1
Optical Switches, Reflective, Photo IC Output Reflective Sensor OPB720B-12Z Optek / TT Electronics 1: $16.56 296In Stock	Mfr. Part No. OPB720B-12Z Mouser Part No 828-OPB720B-12Z	Optek / TT Electronics	Optical Switches, Reflective, Photo IC Output Reflective Sensor	Datasheet	296In Stock	$16.56 $16.28 $15.42	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB806 Optek / TT Electronics 1: $3.81 415In Stock	Mfr. Part No. OPB806 Mouser Part No 828-OPB806	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	415In Stock	$3.81 $3.40 $3.37	Min.: 1 Mult.: 1
Transistor Output Optocouplers Fiber Optic Isolator 66mm iso dist Side Looker, Transistor OPI1280-066 Optek / TT Electronics 1: $6.61 782In Stock	Mfr. Part No. OPI1280-066 Mouser Part No 828-OPI1280-066	Optek / TT Electronics	Transistor Output Optocouplers Fiber Optic Isolator 66mm iso dist Side Looker, Transistor	Datasheet	782In Stock	$6.61 $5.86	Min.: 1 Mult.: 1
Single Colour LEDs Red 631 nm OVLGS0C8B9 Optek / TT Electronics 1: $0.25 39,573In Stock	Mfr. Part No. OVLGS0C8B9 Mouser Part No 828-OVLGS0C8B9	Optek / TT Electronics	Single Colour LEDs Red 631 nm	Datasheet	39,573In Stock	$0.25 $0.22 $0.219 $0.20 View $0.19 $0.183	Min.: 1 Mult.: 1
Level Sensors Calibration Circuit With OPB350L062 OCB350L062Z Optek / TT Electronics 1: $25.54 182In Stock	Mfr. Part No. OCB350L062Z Mouser Part No 828-OCB350L062Z	Optek / TT Electronics	Level Sensors Calibration Circuit With OPB350L062 Learn More about Optek / TT Electronics optek tt sensor calibration boards	Datasheet	182In Stock	$25.54 $23.27 Quote Quote	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor OHS3020U Optek / TT Electronics 1: $7.90 903In Stock	Mfr. Part No. OHS3020U Mouser Part No 828-OHS3020U	Optek / TT Electronics	Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	903In Stock	$7.90	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor OHS3040U Optek / TT Electronics 1: $4.79 580In Stock	Mfr. Part No. OHS3040U Mouser Part No 828-OHS3040U	Optek / TT Electronics	Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	580In Stock	$4.79	Min.: 1 Mult.: 1
Infrared Emitters Point Source 850nm OP245PS Optek / TT Electronics 1: $2.34 931In Stock	Mfr. Part No. OP245PS Mouser Part No 828-OP245PS	Optek / TT Electronics	Infrared Emitters Point Source 850nm	Datasheet	931In Stock	$2.34 $2.19 $2.12 $2.11 $2.07	Min.: 1 Mult.: 1
Phototransistors Photo Transistor OP505W Optek / TT Electronics 1: $0.73 2,093In Stock	Mfr. Part No. OP505W Mouser Part No 828-OP505W	Optek / TT Electronics	Phototransistors Photo Transistor	Datasheet	2,093In Stock	$0.73 $0.68 $0.65 $0.641	Min.: 1 Mult.: 1
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB703WZ Optek / TT Electronics 1: $4.77 1,833In Stock	Mfr. Part No. OPB703WZ Mouser Part No 828-OPB703WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	1,833In Stock	$4.77 $4.76 $4.40 $4.29 $4.19	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB890L11Z Optek / TT Electronics 1: $5.35 316In Stock	Mfr. Part No. OPB890L11Z Mouser Part No 828-OPB890L11Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb88 89z switches	Datasheet	316In Stock	$5.35 $5.34 $5.18 $5.08	Min.: 1 Mult.: 1
Logic Output Opto-couplers Fiber Optic Isolator 80mm iso dist Side Looker, Photologic OPI1290-080 Optek / TT Electronics 1: $7.71 206In 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	206In Stock	$7.71 $6.82	Min.: 1 Mult.: 1
Single Colour LEDs Red 623 nm OVLFR3C7 Optek / TT Electronics 1: $0.24 40,373In Stock	Mfr. Part No. OVLFR3C7 Mouser Part No 828-OVLFR3C7	Optek / TT Electronics	Single Colour LEDs Red 623 nm	Datasheet	40,373In Stock	$0.24 $0.22 $0.211 $0.20 View $0.197 $0.19 $0.183	Min.: 1 Mult.: 1
Transistor Output Optocouplers Optocoupled Isolator 4N47U Optek / TT Electronics 1: $84.83 120In Stock	Mfr. Part No. 4N47U Mouser Part No 828-4N47U	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator	Datasheet	120In Stock	$84.83 $37.33 $36.89 Quote Quote	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic OPB983P51Z Optek / TT Electronics 1: $6.11 578In Stock	Mfr. Part No. OPB983P51Z Mouser Part No 828-OPB983P51Z	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic	Datasheet	578In Stock	$6.11 $5.68	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic OPB971T11 Optek / TT Electronics 1: $4.22 789In Stock	Mfr. Part No. OPB971T11 Mouser Part No 828-OPB971T11	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic	Datasheet	789In Stock	$4.22 $3.83	Min.: 1 Mult.: 1
Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic OPB981T55Z Optek / TT Electronics 1: $5.56 657In Stock	Mfr. Part No. OPB981T55Z Mouser Part No 828-OPB981T55Z	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic	Datasheet	657In Stock	$5.56 $4.99 $4.98	Min.: 1 Mult.: 1
Fibre Optic Transmitters Fiber Op Transmitter OPF694-2 Optek / TT Electronics 1: $19.62 224In Stock	Mfr. Part No. OPF694-2 Mouser Part No 828-OPF694-2	Optek / TT Electronics	Fibre Optic Transmitters Fiber Op Transmitter	Datasheet	224In Stock	$19.62 $19.55 $19.46 View Quote	Min.: 1 Mult.: 1

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