LED - Light Emitting Diodes – Mouser United Kingdom

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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 Colour LEDs 4x4mm RA Red PLCC2

AA4040LSURCKT-AMT
Kingbright
1: £0.615
5,969In Stock

Mfr. Part No.
AA4040LSURCKT-AMT

Mouser Part No
604-AA4040LSURCKTAMT

Kingbright

Single Colour LEDs 4x4mm RA Red PLCC2

Learn More

Datasheet

5,969In Stock

Cut Tape

£0.615

£0.428

£0.313

Reel

£0.263

£0.237

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

645 nm

Red

Single Colour LEDs 4x4mm RA Green PLCC2

AA4040LCGCK-AMT
Kingbright
1: £0.601
5,045In Stock

Mfr. Part No.
AA4040LCGCK-AMT

Mouser Part No
604-AA4040LCGCK-AMT

Kingbright

Single Colour LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

5,045In Stock

Cut Tape

£0.601

£0.413

£0.305

Reel

£0.255

£0.23

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

574 nm

Green

Single Colour LEDs 4x4mm RA Blue PLCC2

AA4040LQBS/D-AMT
Kingbright
1: £0.601
1,300In Stock

Mfr. Part No.
AA4040LQBS/D-AMT

Mouser Part No
604-AA4040LQBS/D-AMT

Kingbright

Single Colour LEDs 4x4mm RA Blue PLCC2

Learn More

Datasheet

1,300In Stock

Cut Tape

£0.601

£0.43

£0.377

Reel

£0.316

£0.286

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

460 nm

Blue

Single Colour LEDs 4x4mm RA Blue PLCC2

AA4040QBS/D-AMT
Kingbright
1: £0.63
3,310In Stock

Mfr. Part No.
AA4040QBS/D-AMT

Mouser Part No
604-AA4040QBS/D-AMT

Kingbright

Single Colour LEDs 4x4mm RA Blue PLCC2

Learn More

Datasheet

3,310In Stock

Cut Tape

£0.63

£0.442

£0.381

Reel

£0.32

£0.291

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

460 nm

Blue

Single Colour LEDs 4x4mm RA Red PLCC2

AA4040SURCKT-AMT
Kingbright
1: £0.571
2,889In Stock

Mfr. Part No.
AA4040SURCKT-AMT

Mouser Part No
604-AA4040SURCKTAMT

Kingbright

Single Colour LEDs 4x4mm RA Red PLCC2

Learn More

Datasheet

2,889In Stock

Cut Tape

£0.571

£0.392

£0.313

Reel

£0.259

£0.233

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

645 nm

Red

Single Colour LEDs 4x4mm RA Yellow PLCC2

AA4040SYCKT/J3-AMT
Kingbright
1: £0.721
2,329In Stock

Mfr. Part No.
AA4040SYCKT/J3-AMT

Mouser Part No
604-AA4040SYCKTJ3AMT

Kingbright

Single Colour LEDs 4x4mm RA Yellow PLCC2

Learn More

Datasheet

2,329In Stock

Cut Tape

£0.721

£0.504

£0.364

Reel

£0.308

£0.265

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Yellow LEDs

SMD/SMT

PLCC-2

590 nm

Yellow

Single Colour LEDs 4x4mm RA Green PLCC2

AA4040ZGCKT-AMT
Kingbright
1: £0.638
1,341In Stock

Mfr. Part No.
AA4040ZGCKT-AMT

Mouser Part No
604-AA4040ZGCKT-AMT

Kingbright

Single Colour LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

1,341In Stock

Cut Tape

£0.638

£0.457

£0.347

Reel

£0.287

£0.286

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Colour LEDs Blue Water Clear 465nm 300mcd

AA4040QBS/G
Kingbright
1: £0.698
4,706In Stock

Mfr. Part No.
AA4040QBS/G

Mouser Part No
604-AA4040QBS/G

Kingbright

Single Colour LEDs Blue Water Clear 465nm 300mcd

Learn More

Datasheet

4,706In Stock

Cut Tape

£0.698

£0.479

£0.401

Reel

£0.336

£0.306

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Blue LEDs

SMD/SMT

PLCC-2

465 nm

Blue

Single Colour LEDs Red Water Clear 630nm 450mcd

AA4040SURSK
Kingbright
1: £0.458
31,423In Stock

Mfr. Part No.
AA4040SURSK

Mouser Part No
604-AA4040SURSK

Kingbright

Single Colour LEDs Red Water Clear 630nm 450mcd

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Datasheet

31,423In Stock

Cut Tape

£0.458

£0.316

£0.229

Reel

£0.176

£0.165

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Red LEDs

SMD/SMT

PLCC-2

630 nm

Red

Single Colour LEDs Green 570nm Water Clear 70mcd

AA4040CGCK
Kingbright
1: £0.368
3,045In Stock
4,500Expected 23/04/2026

Mfr. Part No.
AA4040CGCK

Mouser Part No
604-AA4040CGCK

Kingbright

Single Colour LEDs Green 570nm Water Clear 70mcd

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Datasheet

3,045In Stock

4,500Expected 23/04/2026

Cut Tape

£0.368

£0.253

£0.182

Reel

£0.148

£0.137

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

570 nm

Green

Single Colour LEDs 4x4mm RA Green PLCC2

AA4040LZGCKT-AMT
Kingbright
1: £0.63
40In Stock
2,000Expected 30/03/2026

Mfr. Part No.
AA4040LZGCKT-AMT

Mouser Part No
604-AA4040LZGCKT-AMT

Kingbright

Single Colour LEDs 4x4mm RA Green PLCC2

Learn More

Datasheet

40In Stock

2,000Expected 30/03/2026

Cut Tape

£0.63

£0.43

£0.377

Reel

£0.316

£0.286

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Colour LEDs Blue Water Clear 470nm 150mcd

AA4040QBS/D
Kingbright
1: £0.375
8,117In Stock

Mfr. Part No.
AA4040QBS/D

Mouser Part No
604-AA4040QBS/D

Kingbright

Single Colour LEDs Blue Water Clear 470nm 150mcd

Learn More

Datasheet

8,117In Stock

Cut Tape

£0.375

£0.258

£0.186

Reel

£0.138

£0.128

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: £0.496
1,093In Stock

Mfr. Part No.
AA4040SF4BT-P22

Mouser Part No
604-AA4040SF4BT-P22

Kingbright

Infrared Emitters

Learn More

Datasheet

1,093In Stock

Cut Tape

£0.496

£0.35

£0.266

£0.244

Reel

£0.221

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

IR Emitters (IR LEDs)

SMD/SMT

SMD-2

Single Colour LEDs Yellow Water Clear 590nm 250mcd

AA4040SYSK
Kingbright
1: £0.465
2,577In Stock
7,000Expected 24/02/2026

Mfr. Part No.
AA4040SYSK

Mouser Part No
604-AA4040SYSK

Kingbright

Single Colour LEDs Yellow Water Clear 590nm 250mcd

Learn More

Datasheet

2,577In Stock

7,000Expected 24/02/2026

Cut Tape

£0.465

£0.335

£0.241

Reel

£0.181

£0.169

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Yellow LEDs

SMD/SMT

PLCC-2

590 nm

Yellow

Single Colour LEDs Green Water Clear 525nm 800mcd

AA4040ZGS
Kingbright
1: £0.526
1,103In Stock
8,000On Order

Mfr. Part No.
AA4040ZGS

Mouser Part No
604-AA4040ZGS

Kingbright

Single Colour LEDs Green Water Clear 525nm 800mcd

Learn More

Datasheet

1,103In Stock

8,000On Order

Cut Tape

£0.526

£0.367

£0.255

Reel

£0.20

£0.186

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

515 nm

Green

Single Colour LEDs Green Water Clear 525nm 1200mcd

AA4040ZGS/G
Kingbright
1: £0.796
787In Stock

Mfr. Part No.
AA4040ZGS/G

Mouser Part No
604-AA4040ZGS/G

Kingbright

Single Colour LEDs Green Water Clear 525nm 1200mcd

Learn More

Datasheet

787In Stock

Cut Tape

£0.796

£0.552

£0.409

Reel

£0.343

£0.312

£0.298

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Green LEDs

SMD/SMT

PLCC-2

525 nm

Green

Single Colour LEDs Orange Water Clear 601nm 400mcd

AA4040SESK
Kingbright
1: £0.398
6In Stock
3,000Expected 27/04/2026

Mfr. Part No.
AA4040SESK

Mouser Part No
604-AA4040SESK

Kingbright

Single Colour LEDs Orange Water Clear 601nm 400mcd

Learn More

Datasheet

6In Stock

3,000Expected 27/04/2026

Cut Tape

£0.398

£0.272

£0.197

Reel

£0.158

£0.143

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Single Color LEDs

Orange LEDs

SMD/SMT

PLCC-2

610 nm

Orange

Single Colour LEDs 4x4mm RA Yellow PLCC2

AA4040LSYCKT/J3-AMT
Kingbright
1: £0.571
1,500Expected 10/04/2026

Mfr. Part No.
AA4040LSYCKT/J3-AMT

Mouser Part No
604-AA4040LSYCKTJ3AM

Kingbright

Single Colour LEDs 4x4mm RA Yellow PLCC2

Learn More

Datasheet

1,500Expected 10/04/2026

Cut Tape

£0.571

£0.491

£0.368

Reel

£0.306

£0.29

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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