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Transmissive, Slotted Optical Switches

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Sensing Method = Transmissive, Slotted

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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 940/PTR 1.6V Max 9.6mm space LITEON LTH-301A LTH-301A LITEON 1: $0.76 807In Stock	Mfr. Part # LTH-301A Mouser Part # 859-LTH-301A	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.6mm space	Datasheet	807In Stock	$0.76 $0.635 $0.572 $0.548 View $0.527 $0.511 $0.48 $0.456 $0.442	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5.2 mm	5.2 mm
Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space LITEON LTH-306-04M LTH-306-04M LITEON 1: $0.70 1,825In Stock	Mfr. Part # LTH-306-04M Mouser Part # 859-LTH-306-04M	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space	Datasheet	1,825In Stock	$0.70 $0.591 $0.532 $0.509 View $0.46 $0.437 $0.42 $0.393	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output Emitter Sensor 890nm OPB100Z Optek / TT Electronics 1: $7.69 1,503In Stock	Mfr. Part # OPB100Z Mouser Part # 828-OPB100Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Emitter Sensor 890nm	Datasheet	1,503In Stock	$7.69 $7.33	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted		914 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Switch OPB315WZ Optek / TT Electronics 1: $6.95 366In Stock	Mfr. Part # OPB315WZ Mouser Part # 828-OPB315WZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Switch	Datasheet	366In 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 1,654In Stock	Mfr. Part # OPB360T51 Mouser Part # 828-OPB360T51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	1,654In 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 OPB380L51Z Optek / TT Electronics 1: $5.12 471In Stock 4,100On Order	Mfr. Part # OPB380L51Z Mouser Part # 828-OPB380L51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	471In Stock 4,100On Order On Order Ship Dates Mfr. #: OPB380L51Z Stock: 471 Can Ship Immediately On Order: 1,900 Expected 10/23/2026 1,200 Expected 10/29/2026 1,000 Expected 11/3/2026 Factory Lead-Time: 16 Weeks	$5.12 $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 OPB380T11Z Optek / TT Electronics 1: $5.17 317In Stock	Mfr. Part # OPB380T11Z Mouser Part # 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 # OPB390L51Z Mouser Part # 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 # OPB390P51Z Mouser Part # 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, Transmissive, Phototransistor Output Wide Gap Opt Switch OPB800L51 Optek / TT Electronics 1: $3.01 549In Stock	Mfr. Part # OPB800L51 Mouser Part # 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 895In Stock	Mfr. Part # OPB800W51Z Mouser Part # 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	$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 1,062In Stock	Mfr. Part # OPB804 Mouser Part # 828-OPB804	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .16in SLOT INFRARED	Datasheet	1,062In 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 .375" WIDE GAP 890NM OPB810L51 Optek / TT Electronics 1: $2.99 582In Stock 400Expected 10/27/2026	Mfr. Part # OPB810L51 Mouser Part # 828-OPB810L51	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .375" WIDE GAP 890NM	Datasheet	582In Stock 400Expected 10/27/2026	$2.99 $2.85	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: $4.63 1,365In Stock 1,800Expected 12/11/2026	Mfr. Part # OPB811W55Z Mouser Part # 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	1,365In Stock 1,800Expected 12/11/2026	$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 # OPB812W55Z Mouser Part # 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 Slotted Opt Switch OPB817Z Optek / TT Electronics 1: $4.78 345In Stock	Mfr. Part # OPB817Z Mouser Part # 828-OPB817Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	345In Stock	$4.78 $4.57	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5.1 mm	5.1 mm
Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED OPB818 Optek / TT Electronics 1: $2.55 702In Stock	Mfr. Part # OPB818 Mouser Part # 828-OPB818	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED	Datasheet	702In Stock	$2.55 $2.53	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: $5.83 340In Stock	Mfr. Part # OPB821S3Z Mouser Part # 828-OPB821S3Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	340In Stock	$5.83 $5.53	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: $5.76 436In Stock	Mfr. Part # OPB821Z Mouser Part # 828-OPB821Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH	Datasheet	436In Stock	$5.76 $5.53	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: $7.58 199In Stock	Mfr. Part # OPB826S Mouser Part # 828-OPB826S	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Dual Channel	Datasheet	199In Stock	$7.58 $7.33	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: $4.32 732In Stock 1,200Expected 2/8/2027	Mfr. Part # OPB829AZ Mouser Part # 828-OPB829AZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	732In Stock 1,200Expected 2/8/2027	$4.32 $4.17	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: $3.65 984In Stock 1,200On Order	Mfr. Part # OPB830L11 Mouser Part # 828-OPB830L11	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	984In Stock 1,200On Order On Order Ship Dates Mfr. #: OPB830L11 Stock: 984 Can Ship Immediately On Order: 400 Pending 800 Expected 12/16/2026 Factory Lead-Time: 18 Weeks	$3.65 $3.44	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 OPB830W11Z Optek / TT Electronics 1: $5.79 1,538In Stock 1,800Expected 11/19/2026	Mfr. Part # OPB830W11Z Mouser Part # 828-OPB830W11Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	1,538In Stock 1,800Expected 11/19/2026	$5.79 $5.70	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: $5.44 570In Stock	Mfr. Part # OPB830W51Z Mouser Part # 828-OPB830W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	570In Stock	$5.44 $5.42 $5.27	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: $3.08 496In Stock	Mfr. Part # OPB840L55 Mouser Part # 828-OPB840L55	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	496In Stock	$3.08 $2.91	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm