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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 (GBP) 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 .5mm Gap 5 mm Slit GP1S173LCS2F Sharp Microelectronics 1: £1.12 3,050In Stock	Mfr. Part No. GP1S173LCS2F Mouser Part No 852-GP1S173LCS2F	Sharp Microelectronics	Optical Switches, Transmissive, Phototransistor Output Phototransistor .5mm Gap 5 mm Slit	Datasheet	3,050In Stock	£1.12 £0.952 £0.882 £0.818 View £0.796 £0.742 £0.731	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output GP1S196HCPSF Sharp Microelectronics 1: £0.803 14,331In Stock	Mfr. Part No. GP1S196HCPSF Mouser Part No 852-GP1S196HCPSF	Sharp Microelectronics	Optical Switches, Transmissive, Phototransistor Output	Datasheet	14,331In Stock	Cut Tape £0.803 £0.561 £0.41 £0.342 Reel £0.287 View £0.321 £0.302 £0.239 £0.218 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	1.1 mm	1.1 mm
Optical Switches, Transmissive, Phototransistor Output SMD Photointerrupter GP1S396HCP0F Sharp Microelectronics 1: £0.511 11,849In Stock	Mfr. Part No. GP1S396HCP0F Mouser Part No 852-GP1S396HCP0F	Sharp Microelectronics	Optical Switches, Transmissive, Phototransistor Output SMD Photointerrupter	Datasheet	11,849In Stock	Cut Tape £0.511 £0.428 £0.409 £0.369 Reel £0.335 View £0.354 £0.334 £0.325 £0.304 MouseReel Available	Min.: 1 Mult.: 1 : 2,800	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output Compact, Wide Gap Photointerrupter GP1S194HCZ0F Sharp Microelectronics 1: £0.691 6,069In Stock	Mfr. Part No. GP1S194HCZ0F Mouser Part No 852-GP1S194HCZ0F	Sharp Microelectronics	Optical Switches, Transmissive, Phototransistor Output Compact, Wide Gap Photointerrupter	Datasheet	6,069In Stock	£0.691 £0.48 £0.349 £0.285 View £0.266 £0.254 £0.242 £0.211 £0.21	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output Photointerrupter Sub mini 1.0mm gap GP1S196HCZ0F Sharp Microelectronics 1: £0.398 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 £0.398 £0.332 £0.316 £0.285 Reel £0.25 View £0.273 £0.243 £0.227	Min.: 1 Mult.: 1 : 5,000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	1.1 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB816Z Optek / TT Electronics 1: £3.11 4,897In Stock	Mfr. Part No. OPB816Z Mouser Part No 828-OPB816Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	4,897In Stock	£3.11	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 OPB841W51Z Optek / TT Electronics 1: £4.38 3,988In Stock	Mfr. Part No. OPB841W51Z Mouser Part No 828-OPB841W51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	3,988In Stock	£4.38 £4.15 £4.09	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 OPB821S5Z Optek / TT Electronics 1: £4.14 7,099In Stock	Mfr. Part No. OPB821S5Z Mouser Part No 828-OPB821S5Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	7,099In Stock	£4.14 £3.95	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2.03 mm	2.03 mm
Optical Switches, Transmissive, Phototransistor Output UltraSmall 50mA 30V 950nm Phtinterrupter RPI-221 ROHM Semiconductor 1: £0.443 2,325In Stock End of Life	Mfr. Part No. RPI-221 Mouser Part No 755-RPI-221 End of Life	ROHM Semiconductor	Optical Switches, Transmissive, Phototransistor Output UltraSmall 50mA 30V 950nm Phtinterrupter	Datasheet	2,325In Stock	£0.443 £0.388 £0.382 £0.356 View £0.355 £0.328 £0.327 £0.325	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2 mm
Optical Switches, Transmissive, Photo IC Output SLOTTED W/WIRE LEADS OPB492T11Z Optek / TT Electronics 1: £3.68 3,691In Stock	Mfr. Part No. OPB492T11Z Mouser Part No 828-OPB492T11Z	Optek / TT Electronics	Optical Switches, Transmissive, Photo IC Output SLOTTED W/WIRE LEADS	Datasheet	3,691In Stock	£3.68 £3.38	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	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: £0.526 1,825In 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	1,825In Stock	£0.526 £0.443 £0.40 £0.382 View £0.346 £0.328 £0.315 £0.295	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output Various position detection sensor Kingbright KRA021 KRA021 Kingbright 1: £1.29 225In Stock	Mfr. Part No. KRA021 Mouser Part No 604-KRA021	Kingbright	Optical Switches, Transmissive, Phototransistor Output Various position detection sensor	Datasheet	225In Stock	£1.29 £0.917 £0.677 £0.588 View £0.499 £0.498 £0.486 £0.452	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	0.5 mm
Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space LITEON LTH-309-08 LTH-309-08 LITEON 1: £1.13 334In Stock	Mfr. Part No. LTH-309-08 Mouser Part No 859-LTH-309-08	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Max 9.4mm space	Datasheet	334In Stock	£1.13 £0.796 £0.591 £0.493 View £0.43 £0.423	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.4V Max 75mW LITEON LTH-306-64 LTH-306-64 LITEON 1: £1.09 29In Stock	Mfr. Part No. LTH-306-64 Mouser Part No 859-LTH-306-64	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.4V Max 75mW	Datasheet	29In Stock	£1.09 £0.773 £0.57 £0.476 View £0.423 £0.405 £0.403 £0.389	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB365P55 Optek / TT Electronics 1: £2.55 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	£2.55 £2.18	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 OPB390P11Z Optek / TT Electronics 1: £3.89 1,212In 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	1,212In Stock	£3.89 £3.53	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 OPB806 Optek / TT Electronics 1: £2.86 415In Stock	Mfr. Part No. OPB806 Mouser Part No 828-OPB806	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	415In Stock	£2.86 £2.55 £2.53	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM OPB820S10 Optek / TT Electronics 1: £2.78 1,256In Stock	Mfr. Part No. OPB820S10 Mouser Part No 828-OPB820S10	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .08" WIDE GAP 890NM	Datasheet	1,256In Stock	£2.78 £2.53 £2.51	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: £2.84 385In Stock	Mfr. Part No. OPB853A3 Mouser Part No 828-OPB853A3	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	385In Stock	£2.84 £2.56	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: £2.40 474In Stock	Mfr. Part No. OPB854A3 Mouser Part No 828-OPB854A3	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch	Datasheet	474In Stock	£2.40 £2.19	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: £2.62 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	£2.62 £2.35 £2.34	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: £3.72 690In 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	690In Stock	£3.72 £3.53	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output Wd Gap Opt Switch OPB811L55 Optek / TT Electronics 1: £1.99 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	£1.99 £1.89	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 OPB870N11 Optek / TT Electronics 1: £2.35 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	£2.35 £2.17 £2.16 £2.11	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: £3.88 379In Stock	Mfr. Part No. OPB315L Mouser Part No 828-OPB315L	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Switch	Datasheet	379In Stock	£3.88 £3.58	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	22.86 mm	22.86 mm