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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 (IDR) 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 Dual Channel Slotted Interrupter with Phototransistor outputs VT172U Vishay Semiconductors 1: Rp32.472 1.132In Stock New Product	Mfr. Part No. VT172U Mouser Part No 78-VT172U New Product	Vishay Semiconductors	Optical Switches, Transmissive, Phototransistor Output Dual Channel Slotted Interrupter with Phototransistor outputs Learn More about Vishay Semiconductors vishay semi vt17 transmissive sensors	Datasheet	1.132In Stock	Cut Tape Rp32.472 Rp23.299 Rp17.520 Rp15.025 Reel Rp12.677 View Rp12.108 Rp11.705 Rp11.228 MouseReel Available	Min.: 1 Mult.: 1 : 1.300	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB890L11Z Optek / TT Electronics 1: Rp95.216 372In 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	372In Stock	Rp95.216	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space LITEON LTH-306-04M LTH-306-04M LITEON 1: Rp12.842 2.930In Stock	Mfr. Part No. LTH-306-04M Mouser Part No 859-LTH-306-04M	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space	Datasheet	2.930In Stock	Rp12.842 Rp10.842 Rp9.760 Rp9.338 View Rp8.641 Rp8.201 Rp8.182 Rp7.705 Rp7.210	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode OPB606A Optek / TT Electronics 1: Rp26.418 1.188In Stock	Mfr. Part No. OPB606A Mouser Part No 828-OPB606A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode	Datasheet	1.188In Stock	Rp26.418 Rp24.767	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB840W55Z Optek / TT Electronics 1: Rp89.345 743In Stock	Mfr. Part No. OPB840W55Z Mouser Part No 828-OPB840W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	743In Stock	Rp89.345	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Switch OPB315L Optek / TT Electronics 1: Rp94.665 428In Stock	Mfr. Part No. OPB315L Mouser Part No 828-OPB315L	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Switch	Datasheet	428In Stock	Rp94.665 Rp91.913	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 OPB871N55 Optek / TT Electronics 1: Rp49.901 886In Stock	Mfr. Part No. OPB871N55 Mouser Part No 828-OPB871N55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	886In Stock	Rp49.901 Rp47.516	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 OPB365P55 Optek / TT Electronics 1: Rp67.146 599In Stock 400Expected 01/12/2026	Mfr. Part No. OPB365P55 Mouser Part No 828-OPB365P55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	599In Stock 400Expected 01/12/2026	Rp67.146 Rp56.873 Rp56.689 Rp56.139	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 OPB390P11Z Optek / TT Electronics 1: Rp95.032 1.216In 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	1.216In Stock	Rp95.032 Rp90.629	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output Mini SMD Reflective Sensor 850nm OPR5005TR Optek / TT Electronics 1: Rp87.327 2.187In Stock	Mfr. Part No. OPR5005TR Mouser Part No 828-OPR5005TR	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Mini SMD Reflective Sensor 850nm	Datasheet	2.187In Stock	Cut Tape Rp87.327 Reel Rp78.521 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 2.000	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB608B Optek / TT Electronics 1: Rp32.656 4.335In Stock	Mfr. Part No. OPB608B Mouser Part No 828-OPB608B	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	4.335In Stock	Rp32.656 Rp30.087	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB70FWZ Optek / TT Electronics 1: Rp106.774 545In Stock	Mfr. Part No. OPB70FWZ Mouser Part No 828-OPB70FWZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	545In Stock	Rp106.774 Rp101.270	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch OPB810W55Z Optek / TT Electronics 1: Rp88.795 313In Stock	Mfr. Part No. OPB810W55Z Mouser Part No 828-OPB810W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch Learn More about Optek / TT Electronics optek tt opb800 w switches	Datasheet	313In Stock	Rp88.795 Rp83.658	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output Photointerrupter Sub mini 1.0mm gap GP1S196HCZ0F Sharp Microelectronics 1: Rp9.723 5.193In Stock	Mfr. Part No. GP1S196HCZ0F Mouser Part No 852-GP1S196HCZ0F	Sharp Microelectronics	Optical Switches, Transmissive, Phototransistor Output Photointerrupter Sub mini 1.0mm gap	Datasheet	5.193In Stock	Cut Tape Rp9.723 Rp8.109 Rp7.283 Rp5.962 Reel Rp5.027 View Rp5.577 Rp5.302 Rp4.660 Rp4.366	Min.: 1 Mult.: 1 : 5.000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	1.1 mm
Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM OPB820S10 Optek / TT Electronics 1: Rp67.880 1.257In Stock	Mfr. Part No. OPB820S10 Mouser Part No 828-OPB820S10	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM	Datasheet	1.257In Stock	Rp67.880 Rp64.578	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 OPB853A3 Optek / TT Electronics 1: Rp69.348 401In Stock	Mfr. Part No. OPB853A3 Mouser Part No 828-OPB853A3	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	401In Stock	Rp69.348 Rp65.679	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 OPB854A3 Optek / TT Electronics 1: Rp58.707 499In Stock	Mfr. Part No. OPB854A3 Mouser Part No 828-OPB854A3	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	499In Stock	Rp58.707 Rp56.322	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 OPB859 Optek / TT Electronics 1: Rp64.028 637In Stock	Mfr. Part No. OPB859 Mouser Part No 828-OPB859	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	637In Stock	Rp64.028 Rp60.542	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 OPB390T55Z Optek / TT Electronics 1: Rp91.180 700In Stock	Mfr. Part No. OPB390T55Z Mouser Part No 828-OPB390T55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	700In Stock	Rp91.180 Rp88.795	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB70AWZ Optek / TT Electronics 1: Rp92.464 601In Stock	Mfr. Part No. OPB70AWZ Mouser Part No 828-OPB70AWZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	601In Stock	Rp92.464 Rp87.877	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.8 mm
Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM OPB710 Optek / TT Electronics 1: Rp175.938 515In Stock	Mfr. Part No. OPB710 Mouser Part No 828-OPB710	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM	Datasheet	515In Stock	Rp175.938 Rp166.765 Rp166.398 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		6.35 mm
Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch OPB811L55 Optek / TT Electronics 1: Rp48.800 1.072In Stock	Mfr. Part No. OPB811L55 Mouser Part No 828-OPB811L55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch	Datasheet	1.072In Stock	Rp48.800	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB842W51Z Optek / TT Electronics 1: Rp87.144 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	Rp87.144 Rp85.859	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 OPB865N11 Optek / TT Electronics 1: Rp65.679 470In Stock	Mfr. Part No. OPB865N11 Mouser Part No 828-OPB865N11	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	470In Stock	Rp65.679	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 OPB870N11 Optek / TT Electronics 1: Rp57.423 602In Stock	Mfr. Part No. OPB870N11 Mouser Part No 828-OPB870N11	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	602In Stock	Rp57.423 Rp54.304	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm