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Optical Switches

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Sensing Method	Slot Width	Sensing Distance
Optical Switches, Reflective, Photo IC Output Long Range Refl. Sens. 10-30V OPB720A-06Z Optek / TT Electronics 1: 14,39 € 99In Stock 200Expected 10/29/2026	Mfr. Part No. OPB720A-06Z Mouser Part No 828-OPB720A-06Z	Optek / TT Electronics	Optical Switches, Reflective, Photo IC Output Long Range Refl. Sens. 10-30V	Datasheet	99In Stock 200Expected 10/29/2026	14,39 € 13,45 €	Min.: 1 Mult.: 1	Optical Switches, Reflective, Photo IC Output	Reflective		1 mm to 152 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72 OPB730F Optek / TT Electronics 1: 8,07 € 167In Stock	Mfr. Part No. OPB730F Mouser Part No 828-OPB730F	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72	Datasheet	167In Stock	8,07 € 7,84 € Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		6.35 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB732WZ Optek / TT Electronics 1: 4,83 € 1.316In Stock	Mfr. Part No. OPB732WZ Mouser Part No 828-OPB732WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	1.316In Stock	4,83 € 4,59 €	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		76.2 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB743WZ Optek / TT Electronics 1: 3,90 € 448In Stock	Mfr. Part No. OPB743WZ Mouser Part No 828-OPB743WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	448In Stock	3,90 € 3,71 €	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM OPB745 Optek / TT Electronics 1: 2,88 € 1.194In Stock 1.000Expected 1/27/2027	Mfr. Part No. OPB745 Mouser Part No 828-OPB745	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM	Datasheet	1.194In Stock 1.000Expected 1/27/2027	2,88 € 2,87 € 2,79 €	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB745WZ Optek / TT Electronics 1: 4,36 € 390In Stock	Mfr. Part No. OPB745WZ Mouser Part No 828-OPB745WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	390In Stock	4,36 € 4,15 €	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch OPB800L51 Optek / TT Electronics 1: 2,59 € 549In Stock	Mfr. Part No. OPB800L51 Mouser Part No 828-OPB800L51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch	Datasheet	549In Stock	2,59 € 2,46 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch OPB800W51Z Optek / TT Electronics 1: 4,37 € 895In Stock	Mfr. Part No. OPB800W51Z Mouser Part No 828-OPB800W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Wide Gap Opt Switch Learn More about Optek / TT Electronics optek tt opb800 w switches	Datasheet	895In Stock	4,37 € 4,15 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED OPB804 Optek / TT Electronics 1: 1,57 € 1.042In Stock	Mfr. Part No. OPB804 Mouser Part No 828-OPB804	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED	Datasheet	1.042In Stock	1,57 € 1,53 € Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.94 mm	3.94 mm
Optical Switches, Transmissive, Phototransistor Output .375" WIDE GAP 890NM OPB810L51 Optek / TT Electronics 1: 2,57 € 582In Stock 400Expected 10/27/2026	Mfr. Part No. OPB810L51 Mouser Part No 828-OPB810L51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .375" WIDE GAP 890NM	Datasheet	582In Stock 400Expected 10/27/2026	2,57 € 2,45 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch OPB811W55Z Optek / TT Electronics 1: 3,98 € 1.325In Stock 1.800Expected 12/11/2026	Mfr. Part No. OPB811W55Z Mouser Part No 828-OPB811W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch Learn More about Optek / TT Electronics optek tt opb800 w switches	Datasheet	1.325In Stock 1.800Expected 12/11/2026	3,98 € 3,90 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output .375" SLOT OPAQUE WIRE LEADS OPB812W55Z Optek / TT Electronics 1: 4,33 € 509In 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 about Optek / TT Electronics optek tt opb800 w switches	Datasheet	509In Stock	4,33 € 4,11 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED OPB818 Optek / TT Electronics 1: 2,19 € 698In Stock	Mfr. Part No. OPB818 Mouser Part No 828-OPB818	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED	Datasheet	698In Stock	2,19 € 2,18 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5.1 mm	5.1 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB821S3Z Optek / TT Electronics 1: 5,01 € 340In Stock	Mfr. Part No. OPB821S3Z Mouser Part No 828-OPB821S3Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	340In Stock	5,01 € 4,76 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2.03 mm	2.03 mm
Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH OPB821Z Optek / TT Electronics 1: 4,95 € 436In Stock	Mfr. Part No. OPB821Z Mouser Part No 828-OPB821Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH	Datasheet	436In Stock	4,95 € 4,76 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2.03 mm	2.03 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Dual Channel OPB826S Optek / TT Electronics 1: 6,52 € 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	6,52 € 6,30 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2.54 mm	2.54 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB829AZ Optek / TT Electronics 1: 3,72 € 732In Stock 1.200Expected 2/10/2027	Mfr. Part No. OPB829AZ Mouser Part No 828-OPB829AZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	732In Stock 1.200Expected 2/10/2027	3,72 € 3,59 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB830L11 Optek / TT Electronics 1: 3,14 € 984In Stock 1.200On Order	Mfr. Part No. OPB830L11 Mouser Part No 828-OPB830L11	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	984In Stock 1.200On Order On Order Ship Dates Mfr. No: OPB830L11 Stock: 984 Can Dispatch Immediately On Order: 400 Pending 800 Expected 12/16/2026 Factory Lead Time: 18 Weeks	3,14 € 2,96 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB830W11Z Optek / TT Electronics 1: 4,98 € 1.468In Stock 1.800Expected 11/19/2026	Mfr. Part No. OPB830W11Z Mouser Part No 828-OPB830W11Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	1.468In Stock 1.800Expected 11/19/2026	4,98 € 4,90 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB830W51Z Optek / TT Electronics 1: 4,68 € 570In Stock	Mfr. Part No. OPB830W51Z Mouser Part No 828-OPB830W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	570In Stock	4,68 € 4,66 € 4,53 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB840L55 Optek / TT Electronics 1: 2,65 € 494In Stock	Mfr. Part No. OPB840L55 Mouser Part No 828-OPB840L55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	494In Stock	2,65 € 2,50 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB840W51Z Optek / TT Electronics 1: 4,57 € 296In Stock 600Expected 12/29/2026	Mfr. Part No. OPB840W51Z Mouser Part No 828-OPB840W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	296In Stock 600Expected 12/29/2026	4,57 € 4,32 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB840W55Z Optek / TT Electronics 1: 4,19 € 703In Stock	Mfr. Part No. OPB840W55Z Mouser Part No 828-OPB840W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	703In Stock	4,19 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB842W51Z Optek / TT Electronics 1: 3,99 € 1.663In Stock	Mfr. Part No. OPB842W51Z Mouser Part No 828-OPB842W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	1.663In Stock	3,99 € 3,82 €	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode OPB855 Optek / TT Electronics 1: 1,92 € 1.103In Stock 3.000Expected 12/23/2026	Mfr. Part No. OPB855 Mouser Part No 828-OPB855	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Output Phototranstr Input Diode	Datasheet	1.103In Stock 3.000Expected 12/23/2026	1,92 € 1,85 € Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5.21 mm	5.21 mm