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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, Photo IC Output Slotted Opt Switch OPB903W55Z Optek / TT Electronics 1: $6.55 316In Stock	Mfr. Part No. OPB903W55Z Mouser Part No 828-OPB903W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch	Datasheet	316In Stock	$6.55 $6.12 $5.89 $5.87	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	9.5 mm
Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic OPB963N51 Optek / TT Electronics 1: $3.83 3,363In Stock	Mfr. Part No. OPB963N51 Mouser Part No 828-OPB963N51	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch Photologic	Datasheet	3,363In Stock	$3.83 $3.82 $3.50	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	3.18 mm
Optical Switches, Specialised UltraMini 1x2 Opt SwitchC+L Band Latch OFMS12MIE02111 Molex 1: $279.52 4In Stock Factory Special Order	Mfr. Part No. OFMS12MIE02111 Mouser Part No 538-OFMS12MIE02111 Factory Special Order	Molex	Optical Switches, Specialised UltraMini 1x2 Opt SwitchC+L Band Latch	Datasheet	4In Stock	$279.52 View $244.67	Min.: 1 Mult.: 1	Optical Switches, Specialized
Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch OPB920DZ Optek / TT Electronics 1: $6.48 177In Stock	Mfr. Part No. OPB920DZ Mouser Part No 828-OPB920DZ	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Slotted Opt Switch	Datasheet	177In Stock	$6.48 $6.43	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted
Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch OPB492L11Z Optek / TT Electronics 1: $5.40 200In Stock	Mfr. Part No. OPB492L11Z Mouser Part No 828-OPB492L11Z	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output Photologic Slotted Optical Switch	Datasheet	200In Stock	$5.40 $4.69 $4.68 $4.64 View $4.62 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	3.18 mm
Optical Switches, Specialised 1040nm SMD Reflective Switch Flat Top MTRS4010C Marktech Optoelectronics 1: $54.38 3In Stock	Mfr. Part No. MTRS4010C Mouser Part No 193-MTRS4010C	Marktech Optoelectronics	Optical Switches, Specialised 1040nm SMD Reflective Switch Flat Top	Datasheet	3In Stock	$54.38 $40.97 $39.89	Min.: 1 Mult.: 1	Optical Switches, Specialized	Reflective		0.5 mm to 1.5 mm
Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE BPI-3C1-10 American Bright LED 1: $1.58 2,490In Stock	Mfr. Part No. BPI-3C1-10 Mouser Part No 442-BPI3C110	American Bright LED	Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE Learn More about American Bright LED american bright bpi 3c1 x 3c2 x optical switches	Datasheet	2,490In Stock	$1.58 $1.12 $0.827 $0.727 View $0.617 $0.441	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB881L55Z Optek / TT Electronics 1: $4.87 50In Stock	Mfr. Part No. OPB881L55Z Mouser Part No 828-OPB881L55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb88 89z switches	Datasheet	50In Stock	$4.87	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output REFLECT OBJECT SENS HIGH TEMP OPB735B Optek / TT Electronics 1: $21.38 92In Stock	Mfr. Part No. OPB735B Mouser Part No 828-OPB735B	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output REFLECT OBJECT SENS HIGH TEMP Learn More about Optek / TT Electronics optek tt electronics opb735 sensors	Datasheet	92In Stock	$21.38 $17.50 $15.25 $15.20 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		12.7 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor Optek / TT Electronics OPB606V OPB606V Optek / TT Electronics 1: $11.41 2,247In Stock	Mfr. Part No. OPB606V Mouser Part No 828-OPB606V	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	2,247In Stock	$11.41 $10.68 $10.42	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output
Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE BPI-3C1-07 American Bright LED 1: $1.58 2,556In Stock	Mfr. Part No. BPI-3C1-07 Mouser Part No 442-BPI3C107	American Bright LED	Optical Switches, Transmissive, Phototransistor Output PHOTO-INTERRUPTER SLOTTED TYPE Learn More about American Bright LED american bright bpi 3c1 x 3c2 x optical switches	Datasheet	2,556In Stock	$1.58 $1.12 $0.827 $0.727 View $0.617 $0.441	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type		14 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB390P55Z Optek / TT Electronics 1: $5.67 100In Stock	Mfr. Part No. OPB390P55Z Mouser Part No 828-OPB390P55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	100In Stock	$5.67 $5.12 $5.09 $5.03 View $5.01 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB608R Optek / TT Electronics 1: $2.22 326In Stock	Mfr. Part No. OPB608R Mouser Part No 828-OPB608R	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	326In Stock	$2.22 $2.17 $2.08	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Photo IC Output Long Range Refl. Sens. 10-30V OPB720A-12Z Optek / TT Electronics 1: $16.72 74In Stock	Mfr. Part No. OPB720A-12Z Mouser Part No 828-OPB720A-12Z	Optek / TT Electronics	Optical Switches, Reflective, Photo IC Output Long Range Refl. Sens. 10-30V	Datasheet	74In Stock	$16.72 $14.81 $14.26	Min.: 1 Mult.: 1	Optical Switches, Reflective, Photo IC Output	Reflective		1 mm to 305 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB740 Optek / TT Electronics 1: $2.52 369In Stock	Mfr. Part No. OPB740 Mouser Part No 828-OPB740	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	369In Stock	$2.52 $2.28 $2.18 $2.16	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB841L55 Optek / TT Electronics 1: $3.18 238In Stock 500Expected 04/11/2026	Mfr. Part No. OPB841L55 Mouser Part No 828-OPB841L55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	238In Stock 500Expected 04/11/2026	$3.18 $2.93	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 OPB370N51 Optek / TT Electronics 1: $2.81 438In Stock	Mfr. Part No. OPB370N51 Mouser Part No 828-OPB370N51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	438In Stock	$2.81 $2.78 $2.73 View Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output REFLECT OBJECT SENS HIGH TEMP OPB735A Optek / TT Electronics 1: $20.48 89In Stock	Mfr. Part No. OPB735A Mouser Part No 828-OPB735A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output REFLECT OBJECT SENS HIGH TEMP Learn More about Optek / TT Electronics optek tt electronics opb735 sensors	Datasheet	89In Stock	$20.48 $17.01 $15.16 $15.11 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		12.7 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB375N51 Optek / TT Electronics 1: $2.54 345In Stock	Mfr. Part No. OPB375N51 Mouser Part No 828-OPB375N51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	345In Stock	$2.54 $2.31 $2.22 $2.18	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Specialised .2_ Slot Infrared PIN photodiode OPB621 Optek / TT Electronics 1: $2.11 439In Stock	Mfr. Part No. OPB621 Mouser Part No 828-OPB621	Optek / TT Electronics	Optical Switches, Specialised .2_ Slot Infrared PIN photodiode	Datasheet	439In Stock	$2.11 $1.89 $1.84 $1.77 $1.76	Min.: 1 Mult.: 1	Optical Switches, Specialized	Transmissive		4.83 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB870P55 Optek / TT Electronics 1: $2.50 519In Stock	Mfr. Part No. OPB870P55 Mouser Part No 828-OPB870P55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	519In Stock	$2.50 $2.44	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 OPB890T55Z Optek / TT Electronics 1: $4.55 179In Stock	Mfr. Part No. OPB890T55Z Mouser Part No 828-OPB890T55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb88 89z switches	Datasheet	179In Stock	$4.55 $4.38 $4.37 $4.34 Quote Quote	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 OPB365L51 Optek / TT Electronics 1: $3.27 951In Stock	Mfr. Part No. OPB365L51 Mouser Part No 828-OPB365L51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	951In Stock	$3.27 $3.10 $3.06 $2.89 $2.77	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB744WZ Optek / TT Electronics 1: $5.01 175In Stock	Mfr. Part No. OPB744WZ Mouser Part No 828-OPB744WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	175In Stock	$5.01 $4.48 $4.33	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB866T51 Optek / TT Electronics 1: $3.01 451In Stock	Mfr. Part No. OPB866T51 Mouser Part No 828-OPB866T51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	451In Stock	$3.01 $2.71 $2.69	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm