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4 mm LEDs

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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.	Product Type	Product	Mounting Style	Package/Case	Wavelength/Colour Temperature	Illumination Colour
Single Colour LEDs Yellow Water Clear 590nm 250mcd AA4040SYSK Kingbright 1: $0.74 33,416In Stock	Mfr. Part No. AA4040SYSK Mouser Part No 604-AA4040SYSK	Kingbright	Single Colour LEDs Yellow Water Clear 590nm 250mcd Learn More about Kingbright aa4040 smd leds	Datasheet	33,416In Stock	Cut Tape $0.74 $0.506 $0.423 Reel $0.422 $0.387 $0.204 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Yellow LEDs	SMD/SMT	PLCC-2	590 nm	Yellow
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 Color LEDs	Blue LEDs	SMD/SMT	PLCC-2	460 nm	Blue
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 Color LEDs	Green LEDs	SMD/SMT	PLCC-2	515 nm	Green
Single Colour LEDs Green Water Clear 570nm 90mcd AA4040CGSK Kingbright 1: $0.49 52,891In Stock	Mfr. Part No. AA4040CGSK Mouser Part No 604-AA4040CGSK	Kingbright	Single Colour LEDs Green Water Clear 570nm 90mcd	Datasheet	52,891In 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 Color LEDs	Green LEDs	SMD/SMT	PLCC-2	570 nm	Green
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	Single Color LEDs	Red LEDs	SMD/SMT	PLCC-2	630 nm	Red
Multi-Colour LEDs Red Green 625 568nm Diffused 50 30mcd WP115VEGW Kingbright 1: $0.57 20,534In Stock	Mfr. Part No. WP115VEGW Mouser Part No 604-WP115VEGW	Kingbright	Multi-Colour LEDs Red Green 625 568nm Diffused 50 30mcd	Datasheet	20,534In Stock	$0.57 $0.393 $0.283 $0.224 View $0.203 $0.188 $0.179 $0.169	Min.: 1 Mult.: 1	Multi-Color LEDs	Bi-Color LEDs	Through Hole	T-1 (3 mm)	617 nm, 568 nm	Red, Green
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	Single Color LEDs	Yellow LEDs	SMD/SMT		590 nm	Yellow
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	Multi-Color LEDs	Bi-Color LEDs	Through Hole	T-1 (3 mm)	621 nm, 569 nm	Red-Orange, Green
White LEDs White Lamp 3mm 2600mcd Clr LTW-420D7 LITEON 1: $0.54 16,900In Stock	Mfr. Part No. LTW-420D7 Mouser Part No 859-LTW-420D7	LITEON	White LEDs White Lamp 3mm 2600mcd Clr	Datasheet	16,900In Stock	$0.54 $0.375 $0.269 $0.223 View $0.195 $0.184 $0.173 $0.172 $0.151	Min.: 1 Mult.: 1	White LEDs	White LEDs	Through Hole	T-1 (3 mm)	7700 K	White
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 Color LEDs	Blue LEDs	SMD/SMT	PLCC-2	460 nm	Blue
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 Color LEDs	Red LEDs	SMD/SMT	PLCC-2	645 nm	Red
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	Single Color LEDs	Green LEDs	SMD/SMT	PLCC-2	515 nm	Green
White LEDs 3W Cool White SMD ASMT-JW32-NWY01 Broadcom / Avago 1: $5.51 639In Stock 1,500Expected 09/04/2027	Mfr. Part No. ASMT-JW32-NWY01 Mouser Part No 630-ASMT-JW32-NWY01	Broadcom / Avago	White LEDs 3W Cool White SMD Learn More about Broadcom / Avago broadcom asmt jx3x leds	Datasheet	639In Stock 1,500Expected 09/04/2027	Cut Tape $5.51 $4.12 $3.07 Reel $3.07 $2.86 View $2.73 $2.68 MouseReel Available	Min.: 1 Mult.: 1 : 250	White LEDs	White LEDs	SMD/SMT	SMD-6	10000 K	Cool White
Single Colour LEDs Green 570nm Water Clear 70mcd AA4040CGCK Kingbright 1: $0.52 1,125In Stock 5,000Expected 21/12/2026	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 21/12/2026	Cut Tape $0.52 $0.359 $0.262 Reel $0.239 $0.216 View $0.202 $0.191 $0.18 $0.167 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Green LEDs	SMD/SMT	PLCC-2	570 nm	Green
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 Color LEDs	Green LEDs	SMD/SMT	PLCC-2	570 nm	Green
Single Colour LEDs Blue Water Clear 470nm 150mcd AA4040QBS/D Kingbright 1: $0.50 6,353In 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	6,353In 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 Color LEDs	Blue LEDs	SMD/SMT	PLCC-2	460 nm	Blue
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 $0.41 $0.378 $0.365 $0.356 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Blue LEDs	SMD/SMT	PLCC-2	465 nm	Blue
Single Colour LEDs GREEN WATER CLEAR AA4040SGC Kingbright 1: $0.56 89In Stock 2,000Expected 16/12/2026	Mfr. Part No. AA4040SGC Mouser Part No 604-AA4040SGC	Kingbright	Single Colour LEDs GREEN WATER CLEAR	Datasheet	89In Stock 2,000Expected 16/12/2026	Cut Tape $0.56 $0.386 $0.279 Reel $0.235 $0.216 View $0.19 $0.185 $0.18 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Green LEDs	SMD/SMT	PLCC-2	568 nm	Green
Single Colour LEDs Green Water Clear 568nm 30mcd AA4040SGS Kingbright 1: $0.78 2,247In Stock 10,000Expected 02/11/2026	Mfr. Part No. AA4040SGS Mouser Part No 604-AA4040SGS	Kingbright	Single Colour LEDs Green Water Clear 568nm 30mcd	Datasheet	2,247In Stock 10,000Expected 02/11/2026	Cut Tape $0.78 $0.514 $0.344 Reel $0.207 $0.196 View $0.188 $0.178 $0.162 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Green LEDs	SMD/SMT	PLCC-2	568 nm	Green
Single Colour LEDs Red 630nm Water Clear 250mcd AA4040SURCK Kingbright 1: $0.62 4,250In Stock	Mfr. Part No. AA4040SURCK Mouser Part No 604-AA4040SURCK	Kingbright	Single Colour LEDs Red 630nm Water Clear 250mcd	Datasheet	4,250In Stock	Cut Tape $0.62 $0.429 $0.308 Reel $0.254 $0.23 View $0.214 $0.204 $0.196 $0.188	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Red LEDs	SMD/SMT	PLCC-2	630 nm	Red
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 $0.189 $0.168 View $0.156 $0.151 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Yellow LEDs	SMD/SMT	PLCC-2	588 nm	Yellow
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 $0.353 Reel $0.296 $0.276 View $0.26 $0.254 $0.253 $0.246 MouseReel Available	Min.: 1 Mult.: 1 : 500	Single Color LEDs	Green LEDs	SMD/SMT	PLCC-2	515 nm	Green
Single Colour LEDs Grn Diffused 568nm 25mcd 60deg angle WP115A10GD Kingbright 1: $0.26 134In Stock 8,000Expected 30/10/2026	Mfr. Part No. WP115A10GD Mouser Part No 604-WP115A10GD	Kingbright	Single Colour LEDs Grn Diffused 568nm 25mcd 60deg angle	Datasheet	134In Stock 8,000Expected 30/10/2026	$0.26 $0.18 $0.127 $0.102 View $0.093 $0.086 $0.079 $0.074 $0.069	Min.: 1 Mult.: 1	Single Color LEDs	Green LEDs	Through Hole	T-1 (3 mm)	568 nm	Green
Single Colour LEDs Grn Trnsparent 568nm 50mcd 50deg angle WP115A10GT Kingbright 1: $0.26 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	$0.26 $0.18 $0.127 $0.102 View $0.098 $0.086 $0.079 $0.074 $0.069	Min.: 1 Mult.: 1	Single Color LEDs	Green LEDs	Through Hole		568 nm	Green
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-Color LEDs	Bi-Color LEDs	Through Hole	T-1 (3 mm)	588 nm, 568 nm	Yellow, Green