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Bulk Optical Switches

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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 PHOTOTRANSISTOR OUT OPB370N55 Optek / TT Electronics 1: $2.78 20In Stock 500Expected 2026/11/24	Mfr. Part No. OPB370N55 Mouser Part No 828-OPB370N55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output PHOTOTRANSISTOR OUT	Datasheet	20In Stock 500Expected 2026/11/24	$2.78 $2.66	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 OPB380P55Z Optek / TT Electronics 1: $4.97 140In Stock	Mfr. Part No. OPB380P55Z Mouser Part No 828-OPB380P55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	140In Stock	$4.97 $4.84	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 OPB380T55Z Optek / TT Electronics 1: $4.69 290In Stock	Mfr. Part No. OPB380T55Z Mouser Part No 828-OPB380T55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	290In Stock	$4.69 $4.29 $4.18	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 OPB390L55Z Optek / TT Electronics 1: $5.11 98In Stock	Mfr. Part No. OPB390L55Z Mouser Part No 828-OPB390L55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	98In Stock	$5.11 $4.84	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 OPB390T51Z Optek / TT Electronics 1: $5.14 101In Stock 200Expected 2027/01/04	Mfr. Part No. OPB390T51Z Mouser Part No 828-OPB390T51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	101In Stock 200Expected 2027/01/04	$5.14 $4.84	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Right Angle Switch 880nm, X,Y,Z Axis OPB420AZ Optek / TT Electronics 1: $5.54 178In Stock	Mfr. Part No. OPB420AZ Mouser Part No 828-OPB420AZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Right Angle Switch 880nm, X,Y,Z Axis Learn More about Optek / TT Electronics optek tt opb420 optical switches	Datasheet	178In Stock	$5.54 $5.40	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output Right Angle Switch 880nm, X,Y,Z Axis OPB420BZ Optek / TT Electronics 1: $5.64 97In Stock	Mfr. Part No. OPB420BZ Mouser Part No 828-OPB420BZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Right Angle Switch 880nm, X,Y,Z Axis Learn More about Optek / TT Electronics optek tt opb420 optical switches	Datasheet	97In Stock	$5.64 $5.37	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB606C Optek / TT Electronics 1: $1.44 6In Stock	Mfr. Part No. OPB606C Mouser Part No 828-OPB606C	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	6In Stock	$1.44 $1.35	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 198In Stock 2,000Expected 2026/10/12	Mfr. Part No. OPB608A Mouser Part No 828-OPB608A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	198In Stock 2,000Expected 2026/10/12	$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 Output Phototranstr Input Diode OPB704 Optek / TT Electronics 1: $3.09 435In Stock 1,200Expected 2026/10/21	Mfr. Part No. OPB704 Mouser Part No 828-OPB704	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode	Datasheet	435In Stock 1,200Expected 2026/10/21	$3.09 $3.05	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB704WZ Optek / TT Electronics 1: $4.44 75In Stock 700Expected 2026/12/11	Mfr. Part No. OPB704WZ Mouser Part No 828-OPB704WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	75In Stock 700Expected 2026/12/11	$4.44 $4.38	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB705 Optek / TT Electronics 1: $3.04 183In Stock	Mfr. Part No. OPB705 Mouser Part No 828-OPB705	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	183In Stock	$3.04 $2.88	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB705WZ Optek / TT Electronics 1: $4.40 195In Stock	Mfr. Part No. OPB705WZ Mouser Part No 828-OPB705WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	195In Stock	$4.40 $4.16	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode OPB706A Optek / TT Electronics 1: $2.33 449In Stock	Mfr. Part No. OPB706A Mouser Part No 828-OPB706A	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode	Datasheet	449In Stock	$2.33 $2.23 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB706B Optek / TT Electronics 1: $2.40 527In Stock	Mfr. Part No. OPB706B Mouser Part No 828-OPB706B	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	527In Stock	$2.40 $2.20 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		1.27 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB708 Optek / TT Electronics 1: $2.88 461In Stock	Mfr. Part No. OPB708 Mouser Part No 828-OPB708	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	461In Stock	$2.88 $2.62	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72 OPB710F Optek / TT Electronics 1: $9.07 100In Stock 500Expected 2027/01/04	Mfr. Part No. OPB710F Mouser Part No 828-OPB710F	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor TO-72	Datasheet	100In Stock 500Expected 2027/01/04	$9.07 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		6.35 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB732 Optek / TT Electronics 1: $4.71 65In Stock 1,500Expected 2027/01/04	Mfr. Part No. OPB732 Mouser Part No 828-OPB732	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	65In Stock 1,500Expected 2027/01/04	$4.71 $4.40	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		76.2 mm
Optical Switches, Reflective, Phototransistor Output REFL.OBJ. SENS HI TEMP 12"WIRE OPB735AWZ Optek / TT Electronics 1: $28.70 55In Stock	Mfr. Part No. OPB735AWZ Mouser Part No 828-OPB735AWZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output REFL.OBJ. SENS HI TEMP 12"WIRE Learn More about Optek / TT Electronics optek tt electronics opb735 sensors	Datasheet	55In Stock	$28.70 $21.89 $20.55	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		12.7 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB740WZ Optek / TT Electronics 1: $4.26 12In Stock 800On Order	Mfr. Part No. OPB740WZ Mouser Part No 828-OPB740WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	12In Stock 800On Order	$4.26 $4.09	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB741WZ Optek / TT Electronics 1: $4.77 161In Stock	Mfr. Part No. OPB741WZ Mouser Part No 828-OPB741WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	161In Stock	$4.77 $4.29	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM OPB742 Optek / TT Electronics 1: $2.84 26In Stock 500Expected 2026/11/16	Mfr. Part No. OPB742 Mouser Part No 828-OPB742	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output EMMITER/SENSOR ASSEM	Datasheet	26In Stock 500Expected 2026/11/16	$2.84 $2.71	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Switch OPB748WZ Optek / TT Electronics 1: $5.90 49In Stock	Mfr. Part No. OPB748WZ Mouser Part No 828-OPB748WZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Switch	Datasheet	49In Stock	$5.90 $5.49	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		3.81 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB750T Optek / TT Electronics 1: $5.15 38In Stock 200Expected 2026/11/19	Mfr. Part No. OPB750T Mouser Part No 828-OPB750T	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	38In Stock 200Expected 2026/11/19	$5.15 $5.04	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5.59 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor OPB755TAZ Optek / TT Electronics 1: $5.47 99In Stock	Mfr. Part No. OPB755TAZ Mouser Part No 828-OPB755TAZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Reflective Sensor	Datasheet	99In Stock	$5.47 $5.33	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5.59 mm