LED - Light Emitting Diodes

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AA4040 SMD LEDs

Kingbright AA4040 SMD LEDs are designed for all SMD assembly and solder processes. These LEDs are Halogen-free, RoHS compliant, and feature level 3 moisture sensitivity. The AA4040 SMD LEDs are available on tape and reel. These SMD LEDs are categorically available as IR LEDs, phototransistors, and standard LEDs. Typical applications include backlight, status indicator, home/smart appliances, wearable and portable devices, and healthcare.

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Types of LED - Light Emitting Diodes

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Part #

Single Color LEDs 4x4mm RA Red PLCC2

AA4040LSURCKT-AMT
Kingbright
1: $1.26
5,969In Stock

Mfr. Part #
AA4040LSURCKT-AMT

Mouser Part #
604-AA4040LSURCKTAMT

Kingbright

Single Color LEDs 4x4mm RA Red PLCC2

Learn More

Datasheet

5,969In Stock

Cut Tape

$1.26

$0.875

$0.64

Reel

$0.537

$0.484

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

645 nm

Red

Single Color LEDs 4x4mm RA Green PLCC2

AA4040LCGCK-AMT
Kingbright
1: $1.23
5,045In Stock

Mfr. Part #
AA4040LCGCK-AMT

Mouser Part #
604-AA4040LCGCK-AMT

Kingbright

Single Color LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

5,045In Stock

Cut Tape

$1.23

$0.844

$0.623

Reel

$0.52

$0.47

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

574 nm

Green

Single Color LEDs 4x4mm RA Blue PLCC2

AA4040LQBS/D-AMT
Kingbright
1: $1.23
1,800In Stock

Mfr. Part #
AA4040LQBS/D-AMT

Mouser Part #
604-AA4040LQBS/D-AMT

Kingbright

Single Color LEDs 4x4mm RA Blue PLCC2

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Datasheet

1,800In Stock

Cut Tape

$1.23

$0.878

$0.771

Reel

$0.646

$0.585

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

460 nm

Blue

Single Color LEDs 4x4mm RA Blue PLCC2

AA4040QBS/D-AMT
Kingbright
1: $1.29
3,310In Stock

Mfr. Part #
AA4040QBS/D-AMT

Mouser Part #
604-AA4040QBS/D-AMT

Kingbright

Single Color LEDs 4x4mm RA Blue PLCC2

Learn More

Datasheet

3,310In Stock

Cut Tape

$1.29

$0.903

$0.778

Reel

$0.654

$0.594

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

460 nm

Blue

Single Color LEDs 4x4mm RA Red PLCC2

AA4040SURCKT-AMT
Kingbright
1: $1.17
2,899In Stock

Mfr. Part #
AA4040SURCKT-AMT

Mouser Part #
604-AA4040SURCKTAMT

Kingbright

Single Color LEDs 4x4mm RA Red PLCC2

Learn More

Datasheet

2,899In Stock

Cut Tape

$1.17

$0.801

$0.64

Reel

$0.53

$0.476

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

645 nm

Red

Single Color LEDs 4x4mm RA Yellow PLCC2

AA4040SYCKT/J3-AMT
Kingbright
1: $1.47
2,384In Stock

Mfr. Part #
AA4040SYCKT/J3-AMT

Mouser Part #
604-AA4040SYCKTJ3AMT

Kingbright

Single Color LEDs 4x4mm RA Yellow PLCC2

Learn More

Datasheet

2,384In Stock

Cut Tape

$1.47

$1.03

$0.744

Reel

$0.629

$0.543

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Yellow LEDs

SMD/SMT

PLCC-2

590 nm

Yellow

Single Color LEDs 4x4mm RA Green PLCC2

AA4040ZGCKT-AMT
Kingbright
1: $1.30
1,341In Stock

Mfr. Part #
AA4040ZGCKT-AMT

Mouser Part #
604-AA4040ZGCKT-AMT

Kingbright

Single Color LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

1,341In Stock

Cut Tape

$1.30

$0.933

$0.709

Reel

$0.586

$0.585

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Color LEDs Blue Water Clear 465nm 300mcd

AA4040QBS/G
Kingbright
1: $1.47
4,706In Stock

Mfr. Part #
AA4040QBS/G

Mouser Part #
604-AA4040QBS/G

Kingbright

Single Color LEDs Blue Water Clear 465nm 300mcd

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Datasheet

4,706In Stock

Cut Tape

$1.47

$1.02

$0.82

Reel

$0.688

$0.625

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

465 nm

Blue

Single Color LEDs Red Water Clear 630nm 450mcd

AA4040SURSK
Kingbright
1: $0.936
31,423In Stock

Mfr. Part #
AA4040SURSK

Mouser Part #
604-AA4040SURSK

Kingbright

Single Color LEDs Red Water Clear 630nm 450mcd

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Datasheet

31,423In Stock

Cut Tape

$0.936

$0.646

$0.468

Reel

$0.361

$0.338

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

630 nm

Red

Single Color LEDs Green 570nm Water Clear 70mcd

AA4040CGCK
Kingbright
1: $0.783
3,065In Stock
4,500Expected 2026-04-23

Mfr. Part #
AA4040CGCK

Mouser Part #
604-AA4040CGCK

Kingbright

Single Color LEDs Green 570nm Water Clear 70mcd

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Datasheet

3,065In Stock

4,500Expected 2026-04-23

Cut Tape

$0.783

$0.543

$0.399

Reel

$0.301

$0.281

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

570 nm

Green

Single Color LEDs 4x4mm RA Green PLCC2

AA4040LZGCKT-AMT
Kingbright
1: $1.29
40In Stock
2,000Expected 2026-03-30

Mfr. Part #
AA4040LZGCKT-AMT

Mouser Part #
604-AA4040LZGCKT-AMT

Kingbright

Single Color LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

40In Stock

2,000Expected 2026-03-30

Cut Tape

$1.29

$0.878

$0.771

Reel

$0.646

$0.585

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Color LEDs Blue Water Clear 470nm 150mcd

AA4040QBS/D
Kingbright
1: $0.768
8,117In Stock

Mfr. Part #
AA4040QBS/D

Mouser Part #
604-AA4040QBS/D

Kingbright

Single Color LEDs Blue Water Clear 470nm 150mcd

Learn More

Datasheet

8,117In Stock

Cut Tape

$0.768

$0.528

$0.381

Reel

$0.282

$0.262

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

460 nm

Blue

Infrared Emitters

AA4040SF4BT-P22
Kingbright
1: $1.01
1,093In Stock

Mfr. Part #
AA4040SF4BT-P22

Mouser Part #
604-AA4040SF4BT-P22

Kingbright

Infrared Emitters

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Datasheet

1,093In Stock

Cut Tape

$1.01

$0.715

$0.545

$0.50

Reel

$0.451

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

IR Emitters (IR LEDs)

SMD/SMT

SMD-2

Single Color LEDs Yellow Water Clear 590nm 250mcd

AA4040SYSK
Kingbright
1: $0.952
2,577In Stock

Mfr. Part #
AA4040SYSK

Mouser Part #
604-AA4040SYSK

Kingbright

Single Color LEDs Yellow Water Clear 590nm 250mcd

Learn More

Datasheet

2,577In Stock

Cut Tape

$0.952

$0.685

$0.493

Reel

$0.37

$0.347

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Yellow LEDs

SMD/SMT

PLCC-2

590 nm

Yellow

Single Color LEDs Green Water Clear 525nm 800mcd

AA4040ZGS
Kingbright
1: $1.21
1,103In Stock
8,000On Order

Mfr. Part #
AA4040ZGS

Mouser Part #
604-AA4040ZGS

Kingbright

Single Color LEDs Green Water Clear 525nm 800mcd

Learn More

Datasheet

1,103In Stock

8,000On Order

Cut Tape

$1.21

$0.841

$0.589

Reel

$0.447

$0.401

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Color LEDs Green Water Clear 525nm 1200mcd

AA4040ZGS/G
Kingbright
1: $1.63
787In Stock

Mfr. Part #
AA4040ZGS/G

Mouser Part #
604-AA4040ZGS/G

Kingbright

Single Color LEDs Green Water Clear 525nm 1200mcd

Learn More

Datasheet

787In Stock

Cut Tape

$1.63

$1.13

$0.835

Reel

$0.701

$0.637

$0.608

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

525 nm

Green

Single Color LEDs Orange Water Clear 601nm 400mcd

AA4040SESK
Kingbright
1: $0.814
6In Stock
3,000Expected 2026-04-24

Mfr. Part #
AA4040SESK

Mouser Part #
604-AA4040SESK

Kingbright

Single Color LEDs Orange Water Clear 601nm 400mcd

Learn More

Datasheet

6In Stock

3,000Expected 2026-04-24

Cut Tape

$0.814

$0.556

$0.404

Reel

$0.322

$0.293

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Orange LEDs

SMD/SMT

PLCC-2

610 nm

Orange

Single Color LEDs 4x4mm RA Yellow PLCC2

AA4040LSYCKT/J3-AMT
Kingbright
1: $1.17
1,500Expected 2026-04-10

Mfr. Part #
AA4040LSYCKT/J3-AMT

Mouser Part #
604-AA4040LSYCKTJ3AM

Kingbright

Single Color LEDs 4x4mm RA Yellow PLCC2

Learn More

Datasheet

1,500Expected 2026-04-10

Cut Tape

$1.17

$1.00

$0.754

Reel

$0.625

$0.593

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Yellow LEDs

SMD/SMT

PLCC-2

590 nm

Yellow

AA4040 SMD LEDs

Types of LED - Light Emitting Diodes

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