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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 Green 570nm Water Clear 70mcd AA4040CGCK Kingbright 1: $0.52 1,125In Stock 5,000Expected 2026/11/23	Mfr. Part No. AA4040CGCK Mouser Part No 604-AA4040CGCK	Kingbright	Single Colour LEDs Green 570nm Water Clear 70mcd Learn More about Kingbright aa4040 smd leds	Datasheet	1,125In Stock 5,000Expected 2026/11/23	Cut Tape $0.52 $0.359 $0.262 Reel $0.212 $0.197 View $0.187 $0.179 $0.176 $0.166 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs 4x4mm RA Green PLCC2 AA4040LCGCK-AMT Kingbright 1: $0.80 655In Stock	Mfr. Part No. AA4040LCGCK-AMT Mouser Part No 604-AA4040LCGCK-AMT	Kingbright	Single Colour LEDs 4x4mm RA Green PLCC2 Learn More about Kingbright high temperature leds	Datasheet	655In Stock	Cut Tape $0.80 $0.555 $0.395 Reel $0.293 $0.264 View $0.247 $0.24 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Grn 570nm 120mcd 120deg Water Clr AA4040MGS Kingbright 1: $0.78 2,715In Stock	Mfr. Part No. AA4040MGS Mouser Part No 604-AA4040MGS	Kingbright	Single Colour LEDs Grn 570nm 120mcd 120deg Water Clr	Datasheet	2,715In Stock	Cut Tape $0.78 $0.54 $0.392 Reel $0.321 $0.299 View $0.285 $0.271 $0.251 $0.236 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Blue Water Clear 470nm 150mcd AA4040QBS/D Kingbright 1: $0.50 6,343In Stock	Mfr. Part No. AA4040QBS/D Mouser Part No 604-AA4040QBS/D	Kingbright	Single Colour LEDs Blue Water Clear 470nm 150mcd Learn More about Kingbright aa4040 smd leds	Datasheet	6,343In Stock	Cut Tape $0.50 $0.344 $0.247 Reel $0.204 $0.191 View $0.177 $0.172 $0.17 $0.169 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Blue Water Clear 465nm 300mcd AA4040QBS/G Kingbright 1: $1.10 3,832In Stock	Mfr. Part No. AA4040QBS/G Mouser Part No 604-AA4040QBS/G	Kingbright	Single Colour LEDs Blue Water Clear 465nm 300mcd Learn More about Kingbright aa4040 smd leds	Datasheet	3,832In Stock	Cut Tape $1.10 $0.701 $0.565 Reel $0.465 $0.437 View $0.411 $0.378 $0.365 $0.356 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 568nm 30mcd AA4040SGS Kingbright 1: $0.78 1,247In Stock 10,000Expected 2026/11/02	Mfr. Part No. AA4040SGS Mouser Part No 604-AA4040SGS	Kingbright	Single Colour LEDs Green Water Clear 568nm 30mcd	Datasheet	1,247In Stock 10,000Expected 2026/11/02	Cut Tape $0.78 $0.514 $0.344 Reel $0.207 $0.197 View $0.188 $0.178 $0.162 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Red 630nm Water Clear 250mcd AA4040SURCK Kingbright 1: $0.62 4,240In Stock	Mfr. Part No. AA4040SURCK Mouser Part No 604-AA4040SURCK	Kingbright	Single Colour LEDs Red 630nm Water Clear 250mcd	Datasheet	4,240In Stock	Cut Tape $0.62 $0.429 $0.308 Reel $0.254 $0.23 View $0.214 $0.204 $0.197 $0.188	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Yellow Water Clear 588nm 15mcd AA4040YS Kingbright 1: $0.47 1,864In Stock	Mfr. Part No. AA4040YS Mouser Part No 604-AA4040YS	Kingbright	Single Colour LEDs Yellow Water Clear 588nm 15mcd	Datasheet	1,864In Stock	Cut Tape $0.47 $0.322 $0.231 Reel $0.19 $0.167 View $0.156 $0.151 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Green Water Clear 525nm 800mcd AA4040ZGS Kingbright 1: $0.70 5,447In Stock	Mfr. Part No. AA4040ZGS Mouser Part No 604-AA4040ZGS	Kingbright	Single Colour LEDs Green Water Clear 525nm 800mcd Learn More about Kingbright aa4040 smd leds	Datasheet	5,447In Stock	Cut Tape $0.70 $0.485 $0.354 Reel $0.297 $0.276 View $0.261 $0.254 $0.247 MouseReel Available	Min.: 1 Mult.: 1 : 500
Single Colour LEDs Grn Diffused 568nm 25mcd 60deg angle WP115A10GD Kingbright 1: $0.261 8,134In Stock	Mfr. Part No. WP115A10GD Mouser Part No 604-WP115A10GD	Kingbright	Single Colour LEDs Grn Diffused 568nm 25mcd 60deg angle	Datasheet	8,134In Stock	$0.261 $0.18 $0.127 $0.102 View $0.093 $0.086 $0.079 $0.074 $0.069	Min.: 1 Mult.: 1
Single Colour LEDs Grn Trnsparent 568nm 50mcd 50deg angle WP115A10GT Kingbright 1: $0.261 1,313In Stock	Mfr. Part No. WP115A10GT Mouser Part No 604-WP115A10GT	Kingbright	Single Colour LEDs Grn Trnsparent 568nm 50mcd 50deg angle	Datasheet	1,313In Stock	$0.261 $0.18 $0.127 $0.102 View $0.098 $0.086 $0.079 $0.074 $0.069	Min.: 1 Mult.: 1
Multi-Colour LEDs Grn Yellow 568 588nm Diffused 30 15mcd WP115VGYW Kingbright 1: $0.60 2,074In Stock	Mfr. Part No. WP115VGYW Mouser Part No 604-WP115VGYW	Kingbright	Multi-Colour LEDs Grn Yellow 568 588nm Diffused 30 15mcd	Datasheet	2,074In Stock	$0.60 $0.411 $0.293 $0.241 View $0.217 $0.202 $0.187 $0.183 $0.172	Min.: 1 Mult.: 1
Multi-Colour LEDs RED/GRN WHT DIFF WP115WEGW Kingbright 1: $0.50 8,893In Stock	Mfr. Part No. WP115WEGW Mouser Part No 604-WP115WEGW	Kingbright	Multi-Colour LEDs RED/GRN WHT DIFF	Datasheet	8,893In Stock	$0.50 $0.347 $0.235 $0.186 View $0.171 $0.166 $0.155 $0.149 $0.14	Min.: 1 Mult.: 1
Multi-Colour LEDs Red Yellow 625 588nm Diffused 40 20mcd WP115WEYW Kingbright 1: $0.37 4,049In Stock 20,000Expected 2026/10/30	Mfr. Part No. WP115WEYW Mouser Part No 604-WP115WEYW	Kingbright	Multi-Colour LEDs Red Yellow 625 588nm Diffused 40 20mcd	Datasheet	4,049In Stock 20,000Expected 2026/10/30	$0.37 $0.252 $0.179 $0.145 View $0.126 $0.115 $0.104 $0.098	Min.: 1 Mult.: 1
Single Colour LEDs Grn 30mcd 568nm 60 deg Diffused WP3A10GD Kingbright 1: $0.261 22,537In Stock	Mfr. Part No. WP3A10GD Mouser Part No 604-WP3A10GD	Kingbright	Single Colour LEDs Grn 30mcd 568nm 60 deg Diffused	Datasheet	22,537In Stock	$0.261 $0.177 $0.115 $0.09 View $0.081 $0.076 $0.069 $0.064	Min.: 1 Mult.: 1
Single Colour LEDs Red 30mcd 625nm 60 deg Diffused WP3A10ID Kingbright 1: $0.261 5,847In Stock	Mfr. Part No. WP3A10ID Mouser Part No 604-WP3A10ID	Kingbright	Single Colour LEDs Red 30mcd 625nm 60 deg Diffused	Datasheet	5,847In Stock	$0.261 $0.177 $0.124 $0.10 View $0.081 $0.078 $0.07 $0.067 $0.063	Min.: 1 Mult.: 1
Single Colour LEDs Yel 15mcd 588mcd 60 deg Diffused WP3A10YD Kingbright 1: $0.261 1,129In Stock	Mfr. Part No. WP3A10YD Mouser Part No 604-WP3A10YD	Kingbright	Single Colour LEDs Yel 15mcd 588mcd 60 deg Diffused	Datasheet	1,129In Stock	$0.261 $0.177 $0.124 $0.10 View $0.091 $0.084 $0.076 $0.072 $0.067	Min.: 1 Mult.: 1
Single Colour LEDs Green 568nm Diffused 20mcd WP3A8GD Kingbright 1: $0.23 19,591In Stock	Mfr. Part No. WP3A8GD Mouser Part No 604-WP3A8GD	Kingbright	Single Colour LEDs Green 568nm Diffused 20mcd	Datasheet	19,591In Stock	$0.23 $0.154 $0.108 $0.086 View $0.076 $0.072 $0.066 $0.06 $0.057	Min.: 1 Mult.: 1
Single Colour LEDs Yellow 588nm Diffused 15mcd WP3A8YD Kingbright 1: $0.28 1,828In Stock	Mfr. Part No. WP3A8YD Mouser Part No 604-WP3A8YD	Kingbright	Single Colour LEDs Yellow 588nm Diffused 15mcd	Datasheet	1,828In Stock	$0.28 $0.191 $0.134 $0.108 View $0.098 $0.09 $0.083 $0.078 $0.07	Min.: 1 Mult.: 1
Multi-Colour LEDs Red/Green Diffused 625/568nm 40/35mcd WP3VEGW Kingbright 1: $0.50 10,154In Stock 21,500Expected 2026/11/16	Mfr. Part No. WP3VEGW Mouser Part No 604-WP3VEGW	Kingbright	Multi-Colour LEDs Red/Green Diffused 625/568nm 40/35mcd	Datasheet	10,154In Stock 21,500Expected 2026/11/16	$0.50 $0.341 $0.245 $0.183 View $0.169 $0.164 $0.155 $0.144 $0.137	Min.: 1 Mult.: 1
Multi-Colour LEDs Grn/Yellow Diffused 568/588nm 35/15mcd WP3VGYW Kingbright 1: $0.58 910In Stock	Mfr. Part No. WP3VGYW Mouser Part No 604-WP3VGYW	Kingbright	Multi-Colour LEDs Grn/Yellow Diffused 568/588nm 35/15mcd	Datasheet	910In Stock	$0.58 $0.424 $0.307 $0.265 View $0.243 $0.214 $0.20 $0.19 $0.178	Min.: 1 Mult.: 1
LED Lighting Driver ICs Traic Dimm LED Offline Driver 120Hz AL9901FDF-13 Diodes Incorporated 1: $1.78 42In Stock 6,000Expected 2027/05/26	Mfr. Part No. AL9901FDF-13 Mouser Part No 621-AL9901FDF-13	Diodes Incorporated	LED Lighting Driver ICs Traic Dimm LED Offline Driver 120Hz Learn More about Diodes Incorporated diodes al9901 drivers	Datasheet	42In Stock 6,000Expected 2027/05/26	Cut Tape $1.78 $1.30 $1.15 $1.05 Reel $0.875 View $1.02 $0.992 $0.986 $0.872 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Solid State Relays - SSRs Solid State Relay G3NA-210BL DC5-24 Omron Automation and Safety 1: $49.24 5In Stock	Mfr. Part No. G3NA-210BL DC5-24 Mouser Part No 653-G3NA-210BLDC5-24	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	5In Stock	$49.24 $41.96 $41.26 $40.54 View $39.83 $39.00 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-205B-UTU AC100-240 Omron Automation and Safety 1: $58.18 4In Stock	Mfr. Part No. G3NA-205B-UTU AC100-240 Mouser Part No 653-G3NA205BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	4In Stock	$58.18 $56.20 $55.30 $54.36 View $53.54 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-220B-UTU AC100-240 Omron Automation and Safety 1: $66.57 14In Stock	Mfr. Part No. G3NA-220B-UTU AC100-240 Mouser Part No 653-G3NA220BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	14In Stock	$66.57 $64.65 $59.14 $57.51 View $56.06 Quote	Min.: 1 Mult.: 1