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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, Photo IC Output Transmiss L-Shaped Mnt 5mm LightON 16mA EE-SX4163-P2 Aratas 1: £2.55 132In Stock 1,050On Order	Mfr. Part No. EE-SX4163-P2 Mouser Part No 653-EE-SX4163-P2	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm LightON 16mA Learn More about Aratas omron optical sensors	Datasheet	132In Stock 1,050On Order On Order Ship Dates Mfr. No: EE-SX4163-P2 Stock: 132 Can Dispatch Immediately On Order: 150 Expected 02/11/2026 300 Expected 27/11/2026 600 Expected 09/04/2027 Factory Lead Time: 26 Weeks	£2.55 £2.21 £2.08 £1.89 View £1.82 £1.75 £1.68	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Light-ON EE-SX4173-P2 Aratas 1: £2.72 268In Stock 1,500On Order	Mfr. Part No. EE-SX4173-P2 Mouser Part No 653-EE-SX4173-P2	Aratas	Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 5V 1.4x0.5 Light-ON Learn More about Aratas omron ee sx3173 sx4173 photomicrosensors	Datasheet	268In Stock 1,500On Order On Order Ship Dates Mfr. No: EE-SX4173-P2 Stock: 268 Can Dispatch Immediately On Order: 450 Expected 05/03/2027 1,050 Expected 09/04/2027 Factory Lead Time: 26 Weeks	£2.72 £2.36 £2.10 £1.97 View £1.85 £1.77	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 24V 1.4x1.4 Light-ON EE-SX4173-P3-Z Aratas 1: £2.86 124In Stock New At Mouser	Mfr. Part No. EE-SX4173-P3-Z Mouser Part No 653-EE-SX4173-P3-Z New At Mouser	Aratas	Optical Switches, Transmissive, Phototransistor Output Photo IC 5mm slot 24V 1.4x1.4 Light-ON Learn More about Aratas omron ee sx3173 sx4173 photomicrosensors	Datasheet	124In Stock	£2.86 £2.50 £2.35 £2.07 View £1.98 £1.96	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Transmissive, Photo IC Output Transmissive SMD type PhotoMicroSensor Ultra-compact Photo IC Output sensor 3mm EE-SX4330-1 Aratas 1: £2.85 8In Stock	Mfr. Part No. EE-SX4330-1 Mouser Part No 653-EE-SX4330-1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmissive SMD type PhotoMicroSensor Ultra-compact Photo IC Output sensor 3mm Learn More about Aratas omron ee sx4330 photo microsensor	Datasheet	8In Stock	£2.85 £2.49 £2.25 £2.10 View £1.96 £1.90 £1.89 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	3 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Surf Mnt 4mm Light ON 80mW EE-SX4340 Aratas 1: £1.41 6In Stock 4,000On Order	Mfr. Part No. EE-SX4340 Mouser Part No 653-EE-SX4340	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Surf Mnt 4mm Light ON 80mW Learn More about Aratas omroneesy1200	Datasheet	6In Stock 4,000On Order On Order Ship Dates Mfr. No: EE-SX4340 Stock: 6 Can Dispatch Immediately On Order: 1,000 Expected 19/03/2027 1,000 Expected 09/04/2027 2,000 Expected 11/06/2027 Factory Lead Time: 26 Weeks	Cut Tape £1.41 £1.20 £1.15 £1.06 Reel £1.01 View £0.995 £0.934	Min.: 1 Mult.: 1 : 1,000	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	4 mm
Optical Switches, Transmissive, Photo IC Output 15MM LIGHTON TRANS EE-SX461-P11 Aratas 1: £3.93 561In Stock 4,550On Order	Mfr. Part No. EE-SX461-P11 Mouser Part No 653-EE-SX461-P11	Aratas	Optical Switches, Transmissive, Photo IC Output 15MM LIGHTON TRANS Learn More about Aratas omroneesy1200	Datasheet	561In Stock 4,550On Order On Order Ship Dates Mfr. No: EE-SX461-P11 Stock: 561 Can Dispatch Immediately On Order: 2,000 Expected 25/12/2026 2,550 Expected 01/01/2027 Factory Lead Time: 26 Weeks	£3.93 £3.17 £3.16 £2.89 View £2.78 £2.68 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	15 mm
Optical Switches, Transmissive, Photo IC Output OPAQUE Light-ON EE-SX484 Aratas 1: £4.80 115In Stock New At Mouser	Mfr. Part No. EE-SX484 Mouser Part No 653-EE-SX484 New At Mouser	Aratas	Optical Switches, Transmissive, Photo IC Output OPAQUE Light-ON Learn More about Aratas omroneesy1200	Datasheet	115In Stock	£4.80 £4.21 £3.82 £3.54 £3.47	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	3.5 mm
Optical Switches, Transmissive, Phototransistor Output Horizontal Aperture Phototransistor EE-SX1096-W11 Aratas 1: £9.12 100In Stock	Mfr. Part No. EE-SX1096-W11 Mouser Part No 653-EESX1096W11	Aratas	Optical Switches, Transmissive, Phototransistor Output Horizontal Aperture Phototransistor Learn More about Aratas omron optical sensors	Datasheet	100In Stock	£9.12 £8.08 £7.76 £7.10 £7.05	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.4 mm	3.4 mm
Optical Switches, Transmissive, Phototransistor Output SMT, 2mm Transmissive Photo EE-SX1321 Aratas 1: £1.01 179In Stock 28,000On Order	Mfr. Part No. EE-SX1321 Mouser Part No 653-EESX1321	Aratas	Optical Switches, Transmissive, Phototransistor Output SMT, 2mm Transmissive Photo Learn More about Aratas omroneesy1200	Datasheet	179In Stock 28,000On Order On Order Ship Dates Mfr. No: EE-SX1321 Stock: 179 Can Dispatch Immediately On Order: 10,000 Expected 16/04/2027 18,000 Expected 04/06/2027 Factory Lead Time: 26 Weeks	Cut Tape £1.01 £0.863 £0.826 £0.78 Reel £0.78 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2 mm	2 mm
Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC Dark ON 5mm EE-SX3350 Aratas 1: £1.51 63In Stock 3,200Expected 25/12/2026	Mfr. Part No. EE-SX3350 Mouser Part No 653-EESX3350	Aratas	Optical Switches, Transmissive, Photo IC Output Transmissive SMT Photo-IC Dark ON 5mm Learn More about Aratas omron optical sensors	Datasheet	63In Stock 3,200Expected 25/12/2026	Cut Tape £1.51 £1.30 £1.15 Reel £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 400	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output General Purpose Photo IC (Light On) EE-SX4088-W11 Aratas 1: £9.09 50In Stock New At Mouser	Mfr. Part No. EE-SX4088-W11 Mouser Part No 653-EESX4088W11 New At Mouser	Aratas	Optical Switches, Transmissive, Photo IC Output General Purpose Photo IC (Light On) Learn More about Aratas omron optical sensors	Datasheet	50In Stock	£9.09 £8.04 £7.63	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	3.4 mm
Optical Switches, Transmissive, Phototransistor Output Trans Optical Sensor w/Phototrans Output TCST2300 Vishay Semiconductors 1: £1.02 1,035In Stock	Mfr. Part No. TCST2300 Mouser Part No 782-TCST2300	Vishay Semiconductors	Optical Switches, Transmissive, Phototransistor Output Trans Optical Sensor w/Phototrans Output Learn More about Vishay Semiconductors vishay optical sensors	Datasheet	1,035In Stock	£1.02 £0.849 £0.766 £0.705 View £0.642 £0.62 £0.611	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.1 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB380T51Z Optek / TT Electronics 1: £3.82 4,312In Stock	Mfr. Part No. OPB380T51Z Mouser Part No 828-OPB380T51Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch Learn More about Optek / TT Electronics optek tt opb380 90z switches	Datasheet	4,312In Stock	£3.82 £3.64 £3.63	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output .2in SLOT INFRARED OPB620 Optek / TT Electronics 1: £1.34 12,112In Stock	Mfr. Part No. OPB620 Mouser Part No 828-OPB620	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .2in SLOT INFRARED	Datasheet	12,112In Stock	£1.34 £1.23	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	4.83 mm	4.83 mm
Optical Switches, Transmissive, Phototransistor Output .375in Slot Ir OPB815WZ Optek / TT Electronics 1: £4.40 3,081In Stock	Mfr. Part No. OPB815WZ Mouser Part No 828-OPB815WZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .375in Slot Ir	Datasheet	3,081In Stock	£4.40 £4.10 £3.93 £3.80 £3.66	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY OPB831W55Z Optek / TT Electronics 1: £3.78 3,024In Stock	Mfr. Part No. OPB831W55Z Mouser Part No 828-OPB831W55Z	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output EMMITER/SENSOR ASSY	Datasheet	3,024In Stock	£3.78 £3.59	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3.18 mm	3.18 mm
Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED OPB848 Optek / TT Electronics 1: £1.87 9,145In Stock	Mfr. Part No. OPB848 Mouser Part No 828-OPB848	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .21in SLOT INFRARED	Datasheet	9,145In Stock	£1.87 £1.75 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2.54 mm
Optical Switches, Transmissive, Phototransistor Output 50mA 5V 80mW Photointerrupter RPI-0226 ROHM Semiconductor 1: £0.623 1,990In Stock 14,000Expected 11/01/2027 End of Life	Mfr. Part No. RPI-0226 Mouser Part No 755-RPI-0226 End of Life	ROHM Semiconductor	Optical Switches, Transmissive, Phototransistor Output 50mA 5V 80mW Photointerrupter	Datasheet	1,990In Stock 14,000Expected 11/01/2027	Cut Tape £0.623 £0.527 £0.503 £0.464 Reel £0.405 View £0.447 £0.383 £0.355 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	2 mm
Optical Switches, Transmissive, Phototransistor Output Photointerrupter gap width 4mm RPI-0352E ROHM Semiconductor 1: £0.54 1,381In Stock 3,000Expected 15/02/2027 End of Life	Mfr. Part No. RPI-0352E Mouser Part No 755-RPI-0352E End of Life	ROHM Semiconductor	Optical Switches, Transmissive, Phototransistor Output Photointerrupter gap width 4mm	Datasheet	1,381In Stock 3,000Expected 15/02/2027	Cut Tape £0.54 £0.453 £0.432 £0.391 Reel £0.375 View £0.354 £0.34 £0.333 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3 mm
Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; HIGH RES RPI-125 ROHM Semiconductor 1: £0.653 1,732In Stock End of Life	Mfr. Part No. RPI-125 Mouser Part No 755-RPI-125 End of Life	ROHM Semiconductor	Optical Switches, Transmissive, Phototransistor Output PHOTOINTERRUPTER ULTRA MIN; HIGH RES	Datasheet	1,732In Stock	£0.653 £0.553 £0.528 £0.479 View £0.465 £0.452 £0.409 £0.39	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	1.2 mm
Optical Switches, Transmissive, Phototransistor Output Energysaving Photointerrupter RPI-441C1E ROHM Semiconductor 1: £0.526 3,193In Stock End of Life	Mfr. Part No. RPI-441C1E Mouser Part No 755-RPI-441C1E End of Life	ROHM Semiconductor	Optical Switches, Transmissive, Phototransistor Output Energysaving Photointerrupter	Datasheet	3,193In Stock	£0.526 £0.443 £0.423 £0.382 View £0.367 £0.357 £0.332 £0.315 £0.295	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	4 mm
Optical Switches, Transmissive, Phototransistor Output Quad Trans Opt Snsr 3mm gap; 0.3mm aptre TCUT1800X01_A Vishay Semiconductors 1: £1.58 94In Stock	Mfr. Part No. TCUT1800X01_A Mouser Part No 78-TCUT1800X01	Vishay Semiconductors	Optical Switches, Transmissive, Phototransistor Output Quad Trans Opt Snsr 3mm gap; 0.3mm aptre	Datasheet	94In Stock	Cut Tape £1.58 £1.36 £1.24 Reel £1.02 £0.969 £0.952 MouseReel Available	Min.: 1 Mult.: 1 : 1,100	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	3 mm
Optical Switches, Transmissive, Phototransistor Output Wide Slot Phototransistor EE-SX1160-W11 Aratas 1: £12.60 81In Stock End of Life	Mfr. Part No. EE-SX1160-W11 Mouser Part No 653-EESX1160W11 End of Life	Aratas	Optical Switches, Transmissive, Phototransistor Output Wide Slot Phototransistor Learn More about Aratas omron optical sensors	Datasheet	81In Stock	£12.60 £11.09 £7.16	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	9.5 mm	9.5 mm
Optical Switches, Transmissive, Photo IC Output Wide Slot Photo IC (Light On) EE-SX4160-W11 Aratas 1: £10.72 4In Stock End of Life	Mfr. Part No. EE-SX4160-W11 Mouser Part No 653-EESX4160W11 End of Life	Aratas	Optical Switches, Transmissive, Photo IC Output Wide Slot Photo IC (Light On) Learn More about Aratas omroneesy1200	Datasheet	4In Stock	£10.72 £8.51 £7.60 £7.25	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	9.5 mm
Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Mx 19mm space LITEON LTH-301-32 LTH-301-32 LITEON 1: £0.882 9In Stock 2,310Expected 02/11/2026	Mfr. Part No. LTH-301-32 Mouser Part No 859-LTH-301-32	LITEON	Optical Switches, Transmissive, Phototransistor Output Slotted 940/PTR 1.6V Mx 19mm space	Datasheet	9In Stock 2,310Expected 02/11/2026	£0.882 £0.664 £0.622 £0.503	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	15 mm	15 mm