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Bulk Optical Switches

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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 2.6X7.5MM PHOTOINTERRUPTER LED - Transmissive Type Kingbright ARA021 ARA021 Kingbright 1: £0.691 1,000In Stock	Mfr. Part No. ARA021 Mouser Part No 604-ARA021	Kingbright	Optical Switches, Transmissive, Phototransistor Output 2.6X7.5MM PHOTOINTERRUPTER LED - Transmissive Type	Datasheet	1,000In Stock	£0.691 £0.586 £0.56 £0.508 View £0.468 £0.453 £0.433 £0.41	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output
Optical Switches, Transmissive, Phototransistor Output 5MM SLOT PMS 4D-ON EE-SX674P Omron Automation and Safety 1: £31.10 20In Stock 133Expected 10/12/2026	Mfr. Part No. EE-SX674P Mouser Part No 653-EE-SX674P	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output 5MM SLOT PMS 4D-ON Learn More about Omron Automation and Safety omron ee sx67 microsensors	Datasheet	20In Stock 133Expected 10/12/2026	£31.10 £28.07 £27.31 Quote Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type	5 mm	5 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output TCRT1000 Vishay Semiconductors 1: £0.593 198In Stock 8,000Expected 28/10/2026	Mfr. Part No. TCRT1000 Mouser Part No 782-TCRT1000	Vishay Semiconductors	Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output Learn More about Vishay Semiconductors vishay optical sensors	Datasheet	198In Stock 8,000Expected 28/10/2026	£0.593 £0.498 £0.447 £0.409 View £0.395 £0.383 £0.381 £0.38	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		0.2 mm to 4 mm
Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output TCRT1010 Vishay Semiconductors 1: £0.608 2,019In Stock	Mfr. Part No. TCRT1010 Mouser Part No 782-TCRT1010	Vishay Semiconductors	Optical Switches, Reflective, Phototransistor Output Reflective Sensor w/Transistor Output Learn More about Vishay Semiconductors vishay optical sensors	Datasheet	2,019In Stock	£0.608 £0.513 £0.491 £0.444 View £0.417 £0.409 £0.378 £0.359 £0.357	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		0.2 mm to 4 mm
Optical Switches, Reflective, Photo IC Output REFL DARK-ON EE-SY310 Aratas 1: £3.29 577In Stock End of Life	Mfr. Part No. EE-SY310 Mouser Part No 653-EE-SY310 End of Life	Aratas	Optical Switches, Reflective, Photo IC Output REFL DARK-ON Learn More about Aratas omron optical sensors	Datasheet	577In Stock	£3.29 £2.87 £2.59 £2.39 View £2.33 £2.30	Min.: 1 Mult.: 1	Optical Switches, Reflective, Photo IC Output	Reflective		5 mm
Optical Switches, Transmissive, Phototransistor Output Photointerrupter Phototransistor LITEON LTH-301-07 LTH-301-07 LITEON 1: £0.571 4,432In Stock 29,000On Order	Mfr. Part No. LTH-301-07 Mouser Part No 859-LTH-301-07	LITEON	Optical Switches, Transmissive, Phototransistor Output Photointerrupter Phototransistor	Datasheet	4,432In Stock 29,000On Order On Order Ship Dates Mfr. No: LTH-301-07 Stock: 4,432 Can Dispatch Immediately On Order: 8,500 Expected 25/11/2026 20,500 Expected 10/05/2027 Factory Lead Time: 28 Weeks	£0.571 £0.477 £0.43 £0.411 View £0.395 £0.388 £0.362 £0.351 £0.32	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output TRANS DARK-ON EE-SPX302-W2A Omron Automation and Safety 1: £80.85 3In Stock 7Expected 09/11/2026	Mfr. Part No. EE-SPX302-W2A Mouser Part No 653-EE-SPX302-W2A	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output TRANS DARK-ON Learn More about Omron Automation and Safety omron optical sensors	Datasheet	3In Stock 7Expected 09/11/2026	£80.85 £72.21	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Through-Beam Type	3.6 mm	3.6 mm
Optical Switches, Transmissive, Phototransistor Output 3.6MM SLOT PMS L-ON 1M CABLE EE-SPX406-W2A Omron Automation and Safety 1: £75.40 4In Stock	Mfr. Part No. EE-SPX406-W2A Mouser Part No 653-EE-SPX406-W2A	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output 3.6MM SLOT PMS L-ON 1M CABLE Learn More about Omron Automation and Safety omron optical sensors	Datasheet	4In Stock	£75.40 £68.93 £67.33	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Through-Beam Type	3.6 mm	5 mm
Optical Switches, Reflective, Phototransistor Output 5MM LIGHT-ON REFLECT EE-SPY402 Omron Automation and Safety 1: £58.26 11In Stock 58Expected 05/04/2027	Mfr. Part No. EE-SPY402 Mouser Part No 653-EE-SPY402	Omron Automation and Safety	Optical Switches, Reflective, Phototransistor Output 5MM LIGHT-ON REFLECT Learn More about Omron Automation and Safety omron optical sensors	Datasheet	11In Stock 58Expected 05/04/2027	£58.26 £52.58 £45.70	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Dark ON 16mA EE-SX3162-P1 Aratas 1: £2.40 204In Stock	Mfr. Part No. EE-SX3162-P1 Mouser Part No 653-EE-SX3162-P1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Dark ON 16mA Learn More about Aratas omroneesy1200	Datasheet	204In Stock	£2.40 £2.09 £1.96 £1.82 View £1.70 £1.68 £1.65	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt Zen 5mm Dark ON 16mA EE-SX3162-P1-Z Aratas 1: £2.71 3In Stock	Mfr. Part No. EE-SX3162-P1-Z Mouser Part No 653-EE-SX3162-P1-Z	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt Zen 5mm Dark ON 16mA Learn More about Aratas omron optical sensors	Datasheet	3In Stock	£2.71 £2.34 £2.17 £1.88 View £1.79 £1.75 £1.74	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm Dark ON 16mA EE-SX3163-P1 Aratas 1: £2.56 93In Stock	Mfr. Part No. EE-SX3163-P1 Mouser Part No 653-EE-SX3163-P1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm Dark ON 16mA Learn More about Aratas omron optical sensors	Datasheet	93In Stock	£2.56 £2.23 £2.10 £1.90 View £1.82 £1.80	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Dark ON 16mA EE-SX3164-P1 Aratas 1: £2.40 174In Stock	Mfr. Part No. EE-SX3164-P1 Mouser Part No 653-EE-SX3164-P1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Horiz Mnt 5mm Dark ON 16mA Learn More about Aratas omron optical sensors	Datasheet	174In Stock	£2.40 £2.09 £1.96 £1.74 View £1.67 £1.63 £1.60	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Light ON 16mA EE-SX4162-P1 Aratas 1: £2.53 2In Stock	Mfr. Part No. EE-SX4162-P1 Mouser Part No 653-EE-SX4162-P1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Light ON 16mA Learn More about Aratas omroneesy1200	Datasheet	2In Stock	£2.53 £2.19 £1.91 £1.76 View £1.68 £1.63 £1.59	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt Zen 5mm LightON 16mA EE-SX4162-P1-Z Aratas 1: £2.53 141In Stock	Mfr. Part No. EE-SX4162-P1-Z Mouser Part No 653-EE-SX4162-P1-Z	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt Zen 5mm LightON 16mA Learn More about Aratas omron optical sensors	Datasheet	141In Stock	£2.53 £2.20 £2.13 £1.86 View £1.75 £1.72 £1.71	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Light ON 16mA EE-SX4162-P2 Aratas 1: £3.77 68In Stock 1,059Expected 26/04/2027	Mfr. Part No. EE-SX4162-P2 Mouser Part No 653-EE-SX4162-P2	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss Side Mnt 5mm Light ON 16mA Learn More about Aratas omroneesy1200	Datasheet	68In Stock 1,059Expected 26/04/2027	£3.77 £2.74 £2.10 £1.85 View £1.75 £1.69 £1.62	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm LightON 16mA EE-SX4163-P1 Aratas 1: £2.51 121In Stock	Mfr. Part No. EE-SX4163-P1 Mouser Part No 653-EE-SX4163-P1	Aratas	Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm LightON 16mA Learn More about Aratas omron optical sensors	Datasheet	121In Stock	£2.51 £2.17 £1.89 £1.82 View £1.74 £1.70 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Photo IC Output Transmiss L-Shaped Mnt 5mm LightON 16mA EE-SX4163-P2 Aratas 1: £2.55 232In Stock 900On 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	232In Stock 900On Order On Order Ship Dates Mfr. No: EE-SX4163-P2 Stock: 232 Can Dispatch Immediately On Order: 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 £1.78 £1.75 Quote	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Photo IC Output	Transmissive, Slotted	5 mm
Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON EE-SX673A Omron Automation and Safety 1: £33.38 8In Stock 30On Order	Mfr. Part No. EE-SX673A Mouser Part No 653-EE-SX673A	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output TRNS LIGHT-ON/DRK-ON Learn More about Omron Automation and Safety omron optical sensors	Datasheet	8In Stock 30On Order On Order Ship Dates Mfr. No: EE-SX673A Stock: 8 Can Dispatch Immediately On Order: 19 Expected 09/11/2026 11 TBD Factory Lead Time: 1 Week	£33.38 £28.02 £27.31	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output SLOT DARK-ON NPN EE-SX772A Omron Automation and Safety 1: £39.66 17In Stock	Mfr. Part No. EE-SX772A Mouser Part No 653-EE-SX772A	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output SLOT DARK-ON NPN Learn More about Omron Automation and Safety omron optical sensors	Datasheet	17In Stock	£39.66 £35.94 £35.02	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output THIN COMPACT SLOT PMS NPN L-ON EE-SX870A Omron Automation and Safety 1: £42.05 24In Stock 11Expected 09/11/2026	Mfr. Part No. EE-SX870A Mouser Part No 653-EE-SX870A	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output THIN COMPACT SLOT PMS NPN L-ON Learn More about Omron Automation and Safety omron optical sensors	Datasheet	24In Stock 11Expected 09/11/2026	£42.05 £38.11 £37.12	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output SLOT LGHT-ON NPN EE-SX872 Omron Automation and Safety 1: £50.06 12In Stock 26On Order	Mfr. Part No. EE-SX872 Mouser Part No 653-EE-SX872	Omron Automation and Safety	Optical Switches, Transmissive, Phototransistor Output SLOT LGHT-ON NPN Learn More about Omron Automation and Safety omron optical sensors	Datasheet	12In Stock 26On Order	£50.06 £41.62 £39.01	Min.: 1 Mult.: 1	Optical Switches, Transmissive, Phototransistor Output	Transmissive, Slotted, Through-Beam Type	5 mm	5 mm
Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch OPB380T51Z Optek / TT Electronics 1: £3.82 4,311In 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	4,311In 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, Reflective, Phototransistor Output Output Phototranstr Input Diode OPB700ALZ Optek / TT Electronics 1: £7.82 1,535In Stock	Mfr. Part No. OPB700ALZ Mouser Part No 828-OPB700ALZ	Optek / TT Electronics	Optical Switches, Reflective, Phototransistor Output Output Phototranstr Input Diode	Datasheet	1,535In Stock	£7.82 £7.68	Min.: 1 Mult.: 1	Optical Switches, Reflective, Phototransistor Output	Reflective		5.08 mm
Optical Switches, Transmissive, Phototransistor Output .375in Slot Ir OPB815WZ Optek / TT Electronics 1: £4.40 2,820In Stock	Mfr. Part No. OPB815WZ Mouser Part No 828-OPB815WZ	Optek / TT Electronics	Optical Switches, Transmissive, Phototransistor Output .375in Slot Ir	Datasheet	2,820In 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