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4 mm Opto-electronics

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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: $0.98 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 $0.98 $0.687 $0.507 Reel $0.426 $0.386 View $0.362 $0.353 $0.331 $0.321 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Green PLCC2 AA4040LZGCKT-AMT Kingbright 1: $0.98 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 $0.98 $0.687 $0.507 Reel $0.426 $0.386 View $0.362 $0.353 $0.343 $0.331 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 570nm 90mcd AA4040CGSK Kingbright 1: $0.49 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 $0.49 $0.334 $0.24 Reel $0.198 $0.185 View $0.172 $0.167 $0.163 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Red Water Clear 630nm 450mcd AA4040SURSK Kingbright 1: $0.61 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 $0.61 $0.421 $0.305 Reel $0.252 $0.226 View $0.21 $0.204 MouseReel Available	Min.: 1 Mult.: 1 : 500
Multi-Colour LEDs Red Green 625 568nm Diffused 50 30mcd WP115VEGW Kingbright 1: $0.57 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	$0.57 $0.393 $0.283 $0.224 View $0.203 $0.188 $0.179 $0.169	Min.: 1 Mult.: 1
LED Lighting Driver ICs LED MV Int Switch AL8843SP-13 Diodes Incorporated 1: $0.87 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 $0.87 $0.615 $0.53 $0.483 $0.465 Reel $0.465 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: $34.15 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	$34.15 $32.57 $31.69 $30.60 View $29.54 $28.21	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: $37.51 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	$37.51 $35.49 $34.35 $33.34 View $32.35 $30.99 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs SOLID STATE RELAY TUV Markings G3NA-225B-UTU DC5-24 Omron Automation and Safety 1: $72.66 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	$72.66 $69.14 $66.76 $64.47 View $62.25 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: $88.36 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	$88.36 $82.52 $79.88 $77.14 $75.67	Min.: 1 Mult.: 1
Single Colour LEDs Yellow SIDELED LY A67F-U2CA-36-1 ams OSRAM 1: $0.74 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 $0.74 $0.497 $0.353 $0.292 Reel $0.237 View $0.28 $0.232 $0.20 $0.195 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 1Mbd Open Collector Single Channel SFH6316T Vishay Semiconductors 1: $1.82 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 $1.82 $1.42 $1.05 $0.825 Reel $0.81 View $0.81 $0.798 $0.777 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 100kbd Low Input Current High Gain SFH6319T Vishay Semiconductors 1: $1.88 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 $1.88 $1.40 $1.08 $0.939 Reel $0.844 View $0.877 $0.80 $0.77 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers 1Mbd Open Collector Single Channel SFH6343T Vishay Semiconductors 1: $2.19 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 $2.19 $1.58 $1.21 $1.04 Reel $0.941 View $0.986 $0.883 $0.861 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
High Speed Optocouplers Dual 10Mbd Hi-Speed Open Drain Out VO0661T Vishay Semiconductors 1: $3.70 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 $3.70 $2.68 $2.20 $1.94 Reel $1.79 View $1.85 $1.71 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Multi-Colour LEDs 8.7/12mcd 621/569nm Red Orange/Green LTL-10CHJ LITEON 1: $0.46 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	$0.46 $0.318 $0.227 $0.186 View $0.172 $0.161 $0.148 $0.14 $0.127	Min.: 1 Mult.: 1
White LEDs White Lamp 3mm 2600mcd Clr LTW-420D7 LITEON 1: $0.54 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	$0.54 $0.375 $0.269 $0.223 View $0.195 $0.184 $0.173 $0.172 $0.151	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: $2.30 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 $2.30 $1.71 $1.56 $1.40 Reel $1.22 View $1.32 $1.28 $1.20 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: $1.89 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 $1.89 $1.40 $1.27 $1.13 View Reel $0.958 $1.07 $1.03 $0.958 $0.958 MouseReel Available	Min.: 1 Mult.: 1 : 4,500
Single Colour LEDs 4x4mm RA Blue PLCC2 AA4040QBS/D-AMT Kingbright 1: $0.98 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 $0.98 $0.642 $0.507 Reel $0.426 $0.386 View $0.361 $0.349 $0.336 $0.325 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Red PLCC2 AA4040SURCKT-AMT Kingbright 1: $0.82 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 $0.82 $0.574 $0.411 Reel $0.349 $0.317 View $0.297 $0.289 $0.279 $0.273 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Green PLCC2 AA4040ZGCKT-AMT Kingbright 1: $0.92 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 $0.92 $0.652 $0.487 Reel $0.409 $0.386 View $0.338 $0.33 $0.32 $0.314 MouseReel Available	Min.: 1 Mult.: 1 : 500
LED Display Drivers LV 8-BIT CONSTANT CURRENT LED SINK STP08DP05MTR STMicroelectronics 1: $1.10 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 $1.10 $0.792 $0.716 $0.632 Reel $0.525 View $0.591 $0.567 $0.553 $0.512 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LCD Drivers Dual Output (Bipolar SIMO Regulator A 59 A 595-TPS65132WRVCT TPS65132WRVCR Texas Instruments 1: $2.14 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 $2.14 $1.59 $1.45 $1.32 Reel $1.07 View $1.24 $1.20 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
High Speed Optocouplers 3.0V - 5.5V 15MBd ACSL-6210-06RE Broadcom / Avago 1: $5.32 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	$5.32 $3.89 $3.01 $2.74 View $2.61 $2.42 Quote	Min.: 1 Mult.: 1