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Optical Switches

Optical Switches are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many optical switch manufacturers including Broadcom, Omron, onsemi, ROHM Semiconductor, Sharp Microelectronics, TT Electronics, Vishay & more.
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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.	Product Type	Sensing Method	Slot Width	Sensing Distance
Optical Switches, Transmissive, Phototransistor Output Slotted Switch OPB315WZ Optek / TT Electronics 1: $6.95 340In Stock	Mfr. Part No. OPB315WZ Mouser Part No 828-OPB315WZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Switch	Datasheet	340In Stock	$6.95 $6.59	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	22.86 mm	22.86 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB360T51 Optek / TT Electronics 1: $2.52 1,154In Stock	Mfr. Part No. OPB360T51 Mouser Part No 828-OPB360T51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	1,154In Stock	$2.52 $2.40	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 OPB380T11Z Optek / TT Electronics 1: $5.17 317In Stock	Mfr. Part No. OPB380T11Z Mouser Part No 828-OPB380T11Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	317In Stock	$5.17 $5.10 $4.91	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 OPB390L51Z Optek / TT Electronics 1: $5.01 541In Stock	Mfr. Part No. OPB390L51Z Mouser Part No 828-OPB390L51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	541In Stock	$5.01 $4.80	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 OPB390P51Z Optek / TT Electronics 1: $5.12 292In Stock	Mfr. Part No. OPB390P51Z Mouser Part No 828-OPB390P51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	292In Stock	$5.12 $4.80	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output Refl. Darlington OPB607A Optek / TT Electronics 1: $1.63 1,335In Stock	Mfr. Part No. OPB607A Mouser Part No 828-OPB607A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Refl. Darlington	Datasheet	1,335In Stock	$1.63 $1.51 $1.48	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB608A Optek / TT Electronics 1: $2.07 1,728In Stock	Mfr. Part No. OPB608A Mouser Part No 828-OPB608A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	1,728In Stock	$2.07 $2.00 $1.91 $1.64	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB608B Optek / TT Electronics 1: $1.65 3,685In Stock	Mfr. Part No. OPB608B Mouser Part No 828-OPB608B	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	3,685In Stock	$1.65 $1.55 $1.53 $1.52 $1.48	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output REFLECTIVE SENSOR OPB608V Optek / TT Electronics 1: $10.89 400In Stock 600Expected 13/11/2026	Mfr. Part No. OPB608V Mouser Part No 828-OPB608V	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output REFLECTIVE SENSOR	Datasheet	400In Stock 600Expected 13/11/2026	$10.89 $10.27 $10.14	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Emmiter/Sensor Assy OPB701ALZ Optek / TT Electronics 1: $11.53 434In Stock	Mfr. Part No. OPB701ALZ Mouser Part No 828-OPB701ALZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Emmiter/Sensor Assy	Datasheet	434In Stock	$11.53 $11.35	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5.08 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB701Z Optek / TT Electronics 1: $11.28 200In Stock	Mfr. Part No. OPB701Z Mouser Part No 828-OPB701Z	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	200In Stock	$11.28 $10.69	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5.08 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor Transsistor Output OPB702 Optek / TT Electronics 1: $3.16 1,179In Stock	Mfr. Part No. OPB702 Mouser Part No 828-OPB702	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor Transsistor Output	Datasheet	1,179In Stock	$3.16 $3.13	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode OPB704 Optek / TT Electronics 1: $3.09 1,625In Stock	Mfr. Part No. OPB704 Mouser Part No 828-OPB704	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode	Datasheet	1,625In Stock	$3.09 $3.05	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB70AWZ Optek / TT Electronics 1: $5.04 522In Stock	Mfr. Part No. OPB70AWZ Mouser Part No 828-OPB70AWZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	522In Stock	$5.04 $4.79	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.8 mm
Optical Switches, Reflective, Photo IC Output Photologic Refl. Object Sensor OPB718Z Optek / TT Electronics 1: $7.63 263In Stock	Mfr. Part No. OPB718Z Mouser Part No 828-OPB718Z	Optek / TT Electronics	Optical Switches, Reflective, Photo IC Output Photologic Refl. Object Sensor	Datasheet	263In Stock	$7.63 $7.15	Min.: 1 Mult.: 1	Optical Switches, Reflective, Photo IC Output	Reflective		12.7 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72 OPB730F Optek / TT Electronics 1: $9.38 152In Stock	Mfr. Part No. OPB730F Mouser Part No 828-OPB730F	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72	Datasheet	152In Stock	$9.38 $9.12 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: $5.62 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	$5.62 $5.29 $5.12 View Quote	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: $4.53 448In Stock	Mfr. Part No. OPB743WZ Mouser Part No 828-OPB743WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	448In Stock	$4.53 $4.31	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: $3.35 1,194In Stock 1,000Expected 27/01/2027	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 27/01/2027	$3.35 $3.34 $3.24	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: $3.01 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	$3.01 $2.86	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: $5.08 892In Stock 1,400Expected 17/02/2027	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	892In Stock 1,400Expected 17/02/2027	$5.08 $4.82	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: $1.82 1,054In Stock	Mfr. Part No. OPB804 Mouser Part No 828-OPB804	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED	Datasheet	1,054In Stock	$1.82 $1.78 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.94 mm	3.94 mm
Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch OPB811W55Z Optek / TT Electronics 1: $4.63 1,322In Stock 1,800Expected 11/12/2026	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	1,322In Stock 1,800Expected 11/12/2026	$4.63 $4.53	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: $5.03 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	$5.03 $4.78	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: $2.55 678In Stock	Mfr. Part No. OPB818 Mouser Part No 828-OPB818	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED	Datasheet	678In Stock	$2.55 $2.53	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5.1 mm	5.1 mm