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4 mm Opto-electronics

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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.
Single Colour LEDs 4x4mm RA Blue PLCC2 AA4040LQBS/D-AMT Kingbright 1: £0.736 685In Stock 2,500Expected 14/12/2026	Mfr. Part No. AA4040LQBS/D-AMT Mouser Part No 604-AA4040LQBS/D-AMT	Kingbright	Single Colour LEDs 4x4mm RA Blue PLCC2 Learn More about Kingbright high temperature leds	Datasheet	685In Stock 2,500Expected 14/12/2026	Cut Tape £0.736 £0.516 £0.381 Reel £0.32 £0.29 View £0.272 £0.265 £0.249 £0.241 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Green PLCC2 AA4040LZGCKT-AMT Kingbright 1: £0.736 1,530In Stock	Mfr. Part No. AA4040LZGCKT-AMT Mouser Part No 604-AA4040LZGCKT-AMT	Kingbright	Single Colour LEDs 4x4mm RA Green PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,530In Stock	Cut Tape £0.736 £0.516 £0.381 Reel £0.32 £0.29 View £0.272 £0.265 £0.258 £0.249 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 570nm 90mcd AA4040CGSK Kingbright 1: £0.368 53,391In Stock	Mfr. Part No. AA4040CGSK Mouser Part No 604-AA4040CGSK	Kingbright	Single Colour LEDs Green Water Clear 570nm 90mcd	Datasheet	53,391In Stock	Cut Tape £0.368 £0.251 £0.18 Reel £0.148 £0.139 View £0.129 £0.126 £0.122 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Red Water Clear 630nm 450mcd AA4040SURSK Kingbright 1: £0.458 29,201In Stock	Mfr. Part No. AA4040SURSK Mouser Part No 604-AA4040SURSK	Kingbright	Single Colour LEDs Red Water Clear 630nm 450mcd Learn More about Kingbright aa4040 smd leds	Datasheet	29,201In Stock	Cut Tape £0.458 £0.316 £0.229 Reel £0.189 £0.169 View £0.158 £0.153 MouseReel Available	Min.: 1 Mult.: 1 : 500
Multi-Colour LEDs Red Green 625 568nm Diffused 50 30mcd WP115VEGW Kingbright 1: £0.428 20,644In Stock	Mfr. Part No. WP115VEGW Mouser Part No 604-WP115VEGW	Kingbright	Multi-Colour LEDs Red Green 625 568nm Diffused 50 30mcd	Datasheet	20,644In Stock	£0.428 £0.295 £0.212 £0.168 View £0.153 £0.141 £0.134 £0.127	Min.: 1 Mult.: 1
LED Lighting Driver ICs LED MV Int Switch AL8843SP-13 Diodes Incorporated 1: £0.653 25,333In Stock	Mfr. Part No. AL8843SP-13 Mouser Part No 621-AL8843SP-13	Diodes Incorporated	LED Lighting Driver ICs LED MV Int Switch	Datasheet	25,333In Stock	Cut Tape £0.653 £0.462 £0.398 £0.362 £0.349 Reel £0.349 MouseReel Available	Min.: 1 Mult.: 1 Max.: 430 : 2,500
Solid State Relays - SSRs SOLID STATE RELAY TUV Markings G3NA-205B-UTU DC5-24 Omron Automation and Safety 1: £25.64 165In Stock	Mfr. Part No. G3NA-205B-UTU DC5-24 Mouser Part No 653-G3NA205BUTUDC524	Omron Automation and Safety	Solid State Relays - SSRs SOLID STATE RELAY TUV Markings	Datasheet	165In Stock	£25.64 £24.45 £23.79 £22.98 View £22.17 £21.18	Min.: 1 Mult.: 1
Solid State Relays - SSRs SS Relay 10 A 5 to 24 VDC G3NA-210B-UTU DC5-24 Omron Automation and Safety 1: £28.16 73In Stock 237Expected 29/10/2026	Mfr. Part No. G3NA-210B-UTU DC5-24 Mouser Part No 653-G3NA210BUTUDC524	Omron Automation and Safety	Solid State Relays - SSRs SS Relay 10 A 5 to 24 VDC	Datasheet	73In Stock 237Expected 29/10/2026	£28.16 £26.64 £25.79 £25.03 View £24.29 £23.27 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs SOLID STATE RELAY TUV Markings G3NA-225B-UTU DC5-24 Omron Automation and Safety 1: £54.55 55In Stock	Mfr. Part No. G3NA-225B-UTU DC5-24 Mouser Part No 653-G3NA225BUTUDC524	Omron Automation and Safety	Solid State Relays - SSRs SOLID STATE RELAY TUV Markings	Datasheet	55In Stock	£54.55 £51.91 £50.12 £48.40 View £46.74 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs SSR 10A DC LOAD TUV MARK G3NA-D210B-UTU DC5-24 Omron Automation and Safety 1: £66.34 142In Stock	Mfr. Part No. G3NA-D210B-UTU DC5-24 Mouser Part No 653-G3NAD210BUTUD524	Omron Automation and Safety	Solid State Relays - SSRs SSR 10A DC LOAD TUV MARK	Datasheet	142In Stock	£66.34 £61.96 £59.98 £57.91 £56.81	Min.: 1 Mult.: 1
Single Colour LEDs Yellow SIDELED LY A67F-U2CA-36-1 ams OSRAM 1: £0.555 8,829In Stock	Mfr. Part No. LY A67F-U2CA-36-1 Mouser Part No 720-LYA67FA9482	ams OSRAM	Single Colour LEDs Yellow SIDELED	Datasheet	8,829In Stock	Cut Tape £0.555 £0.373 £0.265 £0.219 Reel £0.178 View £0.21 £0.175 £0.15 £0.147 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 1Mbd Open Collector Single Channel SFH6316T Vishay Semiconductors 1: £1.37 2,588In Stock	Mfr. Part No. SFH6316T Mouser Part No 782-SFH6316T	Vishay Semiconductors	High Speed Optocouplers 1Mbd Open Collector Single Channel	Datasheet	2,588In Stock	Cut Tape £1.37 £1.07 £0.788 £0.62 Reel £0.608 View £0.608 £0.599 £0.583 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 100kbd Low Input Current High Gain SFH6319T Vishay Semiconductors 1: £1.41 11,541In Stock	Mfr. Part No. SFH6319T Mouser Part No 782-SFH6319T	Vishay Semiconductors	High Speed Optocouplers 100kbd Low Input Current High Gain	Datasheet	11,541In Stock	Cut Tape £1.41 £1.05 £0.811 £0.705 Reel £0.634 View £0.658 £0.601 £0.578 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 1Mbd Open Collector Single Channel SFH6343T Vishay Semiconductors 1: £1.64 2,253In Stock	Mfr. Part No. SFH6343T Mouser Part No 782-SFH6343T	Vishay Semiconductors	High Speed Optocouplers 1Mbd Open Collector Single Channel	Datasheet	2,253In Stock	Cut Tape £1.64 £1.19 £0.908 £0.78 Reel £0.706 View £0.74 £0.663 £0.646 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers Dual 10Mbd Hi-Speed Open Drain Out VO0661T Vishay Semiconductors 1: £2.78 1,845In Stock 6,000Expected 12/11/2026	Mfr. Part No. VO0661T Mouser Part No 782-VO0661T	Vishay Semiconductors	High Speed Optocouplers Dual 10Mbd Hi-Speed Open Drain Out	Datasheet	1,845In Stock 6,000Expected 12/11/2026	Cut Tape £2.78 £2.01 £1.65 £1.46 Reel £1.34 View £1.39 £1.28 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Multi-Colour LEDs 8.7/12mcd 621/569nm Red Orange/Green LTL-10CHJ LITEON 1: £0.346 20,189In Stock	Mfr. Part No. LTL-10CHJ Mouser Part No 859-LTL-10CHJ	LITEON	Multi-Colour LEDs 8.7/12mcd 621/569nm Red Orange/Green	Datasheet	20,189In Stock	£0.346 £0.238 £0.17 £0.14 View £0.129 £0.12 £0.111 £0.105 £0.095	Min.: 1 Mult.: 1
White LEDs White Lamp 3mm 2600mcd Clr LTW-420D7 LITEON 1: £0.405 17,000In Stock	Mfr. Part No. LTW-420D7 Mouser Part No 859-LTW-420D7	LITEON	White LEDs White Lamp 3mm 2600mcd Clr	Datasheet	17,000In Stock	£0.405 £0.282 £0.202 £0.168 View £0.147 £0.138 £0.13 £0.129 £0.113	Min.: 1 Mult.: 1
LED Lighting Driver ICs 3 Ch Prog Led Driver LLP A 926-LP5521YQX A 926-LP5521YQX/NOPB LP5521YQ/NOPB Texas Instruments 1: £1.73 2,442In Stock	Mfr. Part No. LP5521YQ/NOPB Mouser Part No 926-LP5521YQ/NOPB	Texas Instruments	LED Lighting Driver ICs 3 Ch Prog Led Driver LLP A 926-LP5521YQX A 926-LP5521YQX/NOPB	Datasheet	2,442In Stock	Cut Tape £1.73 £1.28 £1.17 £1.05 Reel £0.917 View £0.995 £0.96 £0.899 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
LED Lighting Driver ICs 3 channel RGB/White LED driver with inte A 926-LP5521YQ/NOPB LP5521YQX/NOPB Texas Instruments 1: £1.42 5,250In Stock	Mfr. Part No. LP5521YQX/NOPB Mouser Part No 926-LP5521YQX/NOPB	Texas Instruments	LED Lighting Driver ICs 3 channel RGB/White LED driver with inte A 926-LP5521YQ/NOPB	Datasheet	5,250In Stock	Cut Tape £1.42 £1.05 £0.952 £0.849 View Reel £0.719 £0.803 £0.773 £0.719 £0.719 MouseReel Available	Min.: 1 Mult.: 1 : 4,500
Single Colour LEDs 4x4mm RA Blue PLCC2 AA4040QBS/D-AMT Kingbright 1: £0.736 1,349In Stock	Mfr. Part No. AA4040QBS/D-AMT Mouser Part No 604-AA4040QBS/D-AMT	Kingbright	Single Colour LEDs 4x4mm RA Blue PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,349In Stock	Cut Tape £0.736 £0.482 £0.381 Reel £0.32 £0.29 View £0.271 £0.262 £0.252 £0.244 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Red PLCC2 AA4040SURCKT-AMT Kingbright 1: £0.615 1,891In Stock	Mfr. Part No. AA4040SURCKT-AMT Mouser Part No 604-AA4040SURCKTAMT	Kingbright	Single Colour LEDs 4x4mm RA Red PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,891In Stock	Cut Tape £0.615 £0.431 £0.308 Reel £0.262 £0.238 View £0.223 £0.217 £0.21 £0.205 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Green PLCC2 AA4040ZGCKT-AMT Kingbright 1: £0.691 1,085In Stock	Mfr. Part No. AA4040ZGCKT-AMT Mouser Part No 604-AA4040ZGCKT-AMT	Kingbright	Single Colour LEDs 4x4mm RA Green PLCC2 Learn More about Kingbright high temperature leds	Datasheet	1,085In Stock	Cut Tape £0.691 £0.49 £0.366 Reel £0.307 £0.29 View £0.254 £0.248 £0.24 £0.236 MouseReel Available	Min.: 1 Mult.: 1 : 500
LED Display Drivers LV 8-BIT CONSTANT CURRENT LED SINK STP08DP05MTR STMicroelectronics 1: £0.826 17,418In Stock 10,000Expected 23/04/2027	Mfr. Part No. STP08DP05MTR Mouser Part No 511-STP08DP05MTR	STMicroelectronics	LED Display Drivers LV 8-BIT CONSTANT CURRENT LED SINK	Datasheet	17,418In Stock 10,000Expected 23/04/2027	Cut Tape £0.826 £0.595 £0.538 £0.475 Reel £0.395 View £0.443 £0.426 £0.416 £0.384 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT TPS65132WRVCR Texas Instruments 1: £1.61 1,549In Stock	Mfr. Part No. TPS65132WRVCR Mouser Part No 595-TPS65132WRVCR	Texas Instruments	LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT Learn More about Texas Instruments ti tps65132 power supply	Datasheet	1,549In Stock	Cut Tape £1.61 £1.20 £1.09 £0.995 Reel £0.803 View £0.934 £0.899 £0.78 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
High Speed Optocouplers 3.0V - 5.5V 15MBd ACSL-6210-06RE Broadcom / Avago 1: £4.00 1,303In Stock	Mfr. Part No. ACSL-6210-06RE Mouser Part No 630-ACSL-6210-06RE	Broadcom / Avago	High Speed Optocouplers 3.0V - 5.5V 15MBd Learn More about Broadcom / Avago broadcom optocouplers	Datasheet	1,303In Stock	£4.00 £2.92 £2.26 £2.06 View £1.96 £1.82 £1.81 Quote	Min.: 1 Mult.: 1