.hide-partial { max-height: none; } .show-more { display: none; }

All Results (864)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Infrared Emitters IR EMITTING DIODE OP290A Optek / TT Electronics 1: £0.773 925In Stock	Mfr. Part No. OP290A Mouser Part No 828-OP290A	Optek / TT Electronics	Infrared Emitters IR EMITTING DIODE	Datasheet	925In Stock	£0.773 £0.743 £0.692 £0.661	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP290C Optek / TT Electronics 1: £0.773 745In Stock	Mfr. Part No. OP290C Mouser Part No 828-OP290C	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	745In Stock	£0.773 £0.728 £0.698 £0.661	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP291A Optek / TT Electronics 1: £0.773 668In Stock	Mfr. Part No. OP291A Mouser Part No 828-OP291A	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	668In Stock	£0.773 £0.728 £0.692 £0.661	Min.: 1 Mult.: 1
Infrared Emitters IR EMITTING DIODE OP293A Optek / TT Electronics 1: £0.571 195In Stock 1,500Expected 24/02/2027	Mfr. Part No. OP293A Mouser Part No 828-OP293A	Optek / TT Electronics	Infrared Emitters IR EMITTING DIODE	Datasheet	195In Stock 1,500Expected 24/02/2027	£0.571 £0.548 £0.547 Quote Quote	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP295A Optek / TT Electronics 1: £0.63 33In Stock 3,000Expected 25/01/2027	Mfr. Part No. OP295A Mouser Part No 828-OP295A	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	33In Stock 3,000Expected 25/01/2027	£0.63 £0.601 £0.599 Quote Quote	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP295B Optek / TT Electronics 1: £0.63 1,700In Stock	Mfr. Part No. OP295B Mouser Part No 828-OP295B	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	1,700In Stock	£0.63 £0.601 £0.599 Quote Quote	Min.: 1 Mult.: 1
Infrared Emitters Infrared 875nm OP298AA Optek / TT Electronics 1: £0.759 379In Stock	Mfr. Part No. OP298AA Mouser Part No 828-OP298AA	Optek / TT Electronics	Infrared Emitters Infrared 875nm	Datasheet	379In Stock	£0.759 £0.713 £0.682 £0.651	Min.: 1 Mult.: 1
Infrared Emitters PHOTOSENSOR OP298B Optek / TT Electronics 1: £0.586 658In Stock	Mfr. Part No. OP298B Mouser Part No 828-OP298B	Optek / TT Electronics	Infrared Emitters PHOTOSENSOR	Datasheet	658In Stock	£0.586 £0.558 Quote Quote	Min.: 1 Mult.: 1
Infrared Emitters Infrared 890nm OP298C Optek / TT Electronics 1: £0.586 264In Stock	Mfr. Part No. OP298C Mouser Part No 828-OP298C	Optek / TT Electronics	Infrared Emitters Infrared 890nm	Datasheet	264In Stock	£0.586 £0.558 Quote Quote	Min.: 1 Mult.: 1
Phototransistors PHOTOSENSOR OP505A Optek / TT Electronics 1: £0.54 1,358In Stock 2,000Expected 11/11/2026	Mfr. Part No. OP505A Mouser Part No 828-OP505A	Optek / TT Electronics	Phototransistors PHOTOSENSOR	Datasheet	1,358In Stock 2,000Expected 11/11/2026	£0.54 £0.506 Quote Quote	Min.: 1 Mult.: 1
Phototransistors PHOTOSENSOR OP506B Optek / TT Electronics 1: £0.684 786In Stock 1,000Expected 11/11/2026	Mfr. Part No. OP506B Mouser Part No 828-OP506B	Optek / TT Electronics	Phototransistors PHOTOSENSOR	Datasheet	786In Stock 1,000Expected 11/11/2026	£0.684 £0.638 £0.62 Quote Quote	Min.: 1 Mult.: 1
Phototransistors Photo Transistor OP555A Optek / TT Electronics 1: £0.826 272In Stock	Mfr. Part No. OP555A Mouser Part No 828-OP555A	Optek / TT Electronics	Phototransistors Photo Transistor	Datasheet	272In Stock	£0.826 £0.78 £0.737	Min.: 1 Mult.: 1
Phototransistors Photodarlington OP560C Optek / TT Electronics 1: £1.00 357In Stock	Mfr. Part No. OP560C Mouser Part No 828-OP560C	Optek / TT Electronics	Phototransistors Photodarlington	Datasheet	357In Stock	£1.00 £0.943 £0.925 £0.882	Min.: 1 Mult.: 1
Phototransistors PHOTOTRANSISTOR TO-18 OP593A Optek / TT Electronics 1: £0.54 1,359In Stock	Mfr. Part No. OP593A Mouser Part No 828-OP593A	Optek / TT Electronics	Phototransistors PHOTOTRANSISTOR TO-18	Datasheet	1,359In Stock	£0.54 £0.518 £0.503 £0.491	Min.: 1 Mult.: 1
Phototransistors Photo Transistor OP593B Optek / TT Electronics 1: £0.533 1,556In Stock 2,000On Order	Mfr. Part No. OP593B Mouser Part No 828-OP593B	Optek / TT Electronics	Phototransistors Photo Transistor	Datasheet	1,556In Stock 2,000On Order	£0.533 £0.517 Quote Quote	Min.: 1 Mult.: 1
Phototransistors PHOTOSENSOR OP598B Optek / TT Electronics 1: £0.555 1,576In Stock	Mfr. Part No. OP598B Mouser Part No 828-OP598B	Optek / TT Electronics	Phototransistors PHOTOSENSOR	Datasheet	1,576In Stock	£0.555 £0.526 £0.517 Quote Quote	Min.: 1 Mult.: 1
Phototransistors PHOTOSENSOR OP599A Optek / TT Electronics 1: £0.563 1,564In Stock	Mfr. Part No. OP599A Mouser Part No 828-OP599A	Optek / TT Electronics	Phototransistors PHOTOSENSOR	Datasheet	1,564In Stock	£0.563 £0.533 £0.518 £0.517 Quote Quote	Min.: 1 Mult.: 1
Phototransistors PHOTO TRANSISTOR PILL PACK OP600B Optek / TT Electronics 1: £2.17 125In Stock	Mfr. Part No. OP600B Mouser Part No 828-OP600B	Optek / TT Electronics	Phototransistors PHOTO TRANSISTOR PILL PACK	Datasheet	125In Stock	£2.17 £2.01 £1.95 £1.89	Min.: 1 Mult.: 1
Phototransistors NPN PHOTOTRANSISTOR OP644SL Optek / TT Electronics 1: £1.86 2In Stock 1,200Expected 13/11/2026	Mfr. Part No. OP644SL Mouser Part No 828-OP644SL	Optek / TT Electronics	Phototransistors NPN PHOTOTRANSISTOR	Datasheet	2In Stock 1,200Expected 13/11/2026	£1.86 £1.72 £1.70	Min.: 1 Mult.: 1
Phototransistors Photo Transistor OP800B Optek / TT Electronics 1: £2.34 340In Stock	Mfr. Part No. OP800B Mouser Part No 828-OP800B	Optek / TT Electronics	Phototransistors Photo Transistor	Datasheet	340In Stock	£2.34 £2.18	Min.: 1 Mult.: 1
Phototransistors Photo Transistor OP801WSL Optek / TT Electronics 1: £2.13 238In Stock	Mfr. Part No. OP801WSL Mouser Part No 828-OP801WSL	Optek / TT Electronics	Phototransistors Photo Transistor	Datasheet	238In Stock	£2.13 £2.00	Min.: 1 Mult.: 1
Level Sensors Fluid in-line sensor .188" Tube OPB350L187 Optek / TT Electronics 1: £4.38 130In Stock	Mfr. Part No. OPB350L187 Mouser Part No 828-OPB350L187	Optek / TT Electronics	Level Sensors Fluid in-line sensor .188" Tube	Datasheet	130In Stock	£4.38 £4.16	Min.: 1 Mult.: 1
Level Sensors Fluid in-line sensor .250" Tube OPB350L250 Optek / TT Electronics 1: £4.38 36In Stock 1,500Expected 02/02/2027	Mfr. Part No. OPB350L250 Mouser Part No 828-OPB350L250	Optek / TT Electronics	Level Sensors Fluid in-line sensor .250" Tube	Datasheet	36In Stock 1,500Expected 02/02/2027	£4.38 £4.16	Min.: 1 Mult.: 1
Level Sensors Fluid in-line sensor 0.062" Tube OPB350W062Z Optek / TT Electronics 1: £5.93 141In Stock	Mfr. Part No. OPB350W062Z Mouser Part No 828-OPB350W062Z	Optek / TT Electronics	Level Sensors Fluid in-line sensor 0.062" Tube	Datasheet	141In Stock	£5.93 £5.68	Min.: 1 Mult.: 1
Optical Switches, Specialised Slotted Opt Switch OPB355T Optek / TT Electronics 1: £3.10 95In Stock	Mfr. Part No. OPB355T Mouser Part No 828-OPB355T	Optek / TT Electronics	Optical Switches, Specialised Slotted Opt Switch	Datasheet	95In Stock	£3.10 £2.96	Min.: 1 Mult.: 1

All Results (864)

Customer Service Office

Company

Resources

Support

Share This

All Results (864)

Opto-electronics

Sensors

Semiconductors

Embedded Solutions

Electromechanical

Unclassified