.hide-partial { max-height: none; } .show-more { display: none; }

Smart Lock & Access Control Solutions

Littelfuse Smart Lock & Access Control Solutions components meet UL 1034, GA 374, and GA 701-2007 standards, allowing designers to create burglar-resistant electronic locking mechanisms. Littelfuse Smart Lock components are critical in smart buildings and industrial facilities, where high security standards must be maintained.

All Results (2,043)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

ESD Protection Diodes / TVS Diodes 1.5kW 22V 5% Bi-Directional

SMCJ22CA
Littelfuse
1: $0.626
1,526In Stock
3,000Expected 4/5/2026

Mfr. Part No.
SMCJ22CA

Mouser Part No
576-SMCJ22CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 22V 5% Bi-Directional

Learn More

Datasheet

1,526In Stock

3,000Expected 4/5/2026

Cut Tape

$0.626

$0.446

$0.432

$0.348

Reel

$0.286

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Uni-Directional

SMCJ250A
Littelfuse
1: $1.17
2,317In Stock

Mfr. Part No.
SMCJ250A

Mouser Part No
576-SMCJ250A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Uni-Directional

Learn More

Datasheet

2,317In Stock

Cut Tape

$1.17

$0.752

$0.571

$0.502

$0.46

Reel

$0.428

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Bi-Directional

SMCJ250CA
Littelfuse
1: $0.959
1,281In Stock
3,000Expected 11/3/2026

Mfr. Part No.
SMCJ250CA

Mouser Part No
576-SMCJ250CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 250V 5% Bi-Directional

Learn More

Datasheet

1,281In Stock

3,000Expected 11/3/2026

Cut Tape

$0.959

$0.698

$0.528

$0.499

$0.481

Reel

$0.477

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 26V 5% Uni-Directional

SMCJ26A
Littelfuse
1: $0.473
2,672In Stock
3,000Expected 9/4/2026

Mfr. Part No.
SMCJ26A

Mouser Part No
576-SMCJ26A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 26V 5% Uni-Directional

Learn More

Datasheet

2,672In Stock

3,000Expected 9/4/2026

Cut Tape

$0.473

$0.403

$0.329

$0.284

Reel

$0.217

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 26V 5% Bi-Directional

SMCJ26CA
Littelfuse
1: $0.931
4,640In Stock
18,000On Order

Mfr. Part No.
SMCJ26CA

Mouser Part No
576-SMCJ26CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 26V 5% Bi-Directional

Learn More

Datasheet

4,640In Stock

18,000On Order

Cut Tape

$0.931

$0.595

$0.43

$0.343

$0.317

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 28V 5% Bi-Directional

SMCJ28CA
Littelfuse
1: $1.18
4,716In Stock
27,000Expected 17/3/2026

Mfr. Part No.
SMCJ28CA

Mouser Part No
576-SMCJ28CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 28V 5% Bi-Directional

Learn More

Datasheet

4,716In Stock

27,000Expected 17/3/2026

Cut Tape

$1.18

$0.733

$0.482

$0.375

$0.331

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 30V 5% Uni-Directional

SMCJ30A
Littelfuse
1: $0.987
1,690In Stock
15,000On Order

Mfr. Part No.
SMCJ30A

Mouser Part No
576-SMCJ30A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 30V 5% Uni-Directional

Learn More

Datasheet

1,690In Stock

15,000On Order

Cut Tape

$0.987

$0.627

$0.385

$0.328

Reel

$0.24

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 33V 5% Uni-Directional

SMCJ33A
Littelfuse
1: $0.653
6,714In Stock
12,000Expected 15/7/2026

Mfr. Part No.
SMCJ33A

Mouser Part No
576-SMCJ33A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 33V 5% Uni-Directional

Learn More

Datasheet

6,714In Stock

12,000Expected 15/7/2026

Cut Tape

$0.653

$0.51

$0.385

$0.302

Reel

$0.217

$0.209

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 350V 5% Bi-Directional

SMCJ350CA
Littelfuse
1: $1.04
8,642In Stock

Mfr. Part No.
SMCJ350CA

Mouser Part No
576-SMCJ350CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 350V 5% Bi-Directional

Learn More

Datasheet

8,642In Stock

Cut Tape

$1.04

$0.813

$0.575

$0.498

$0.47

Reel

$0.438

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 400V 5% Uni-Directional

SMCJ400A
Littelfuse
1: $1.65
118In Stock
6,000Expected 15/7/2026

Mfr. Part No.
SMCJ400A

Mouser Part No
576-SMCJ400A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 400V 5% Uni-Directional

Learn More

Datasheet

118In Stock

6,000Expected 15/7/2026

Cut Tape

$1.65

$1.02

$0.701

$0.562

Reel

$0.439

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 43V 5% Uni-Directional

SMCJ43A
Littelfuse
1: $0.417
932In Stock
6,000Expected 17/4/2026

Mfr. Part No.
SMCJ43A

Mouser Part No
576-SMCJ43A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 43V 5% Uni-Directional

Learn More

Datasheet

932In Stock

6,000Expected 17/4/2026

Cut Tape

$0.417

$0.357

$0.30

$0.275

Reel

$0.21

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 45V 5% Bi-Directional

SMCJ45CA
Littelfuse
1: $1.01
4,651In Stock

Mfr. Part No.
SMCJ45CA

Mouser Part No
576-SMCJ45CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 45V 5% Bi-Directional

Learn More

Datasheet

4,651In Stock

Cut Tape

$1.01

$0.752

$0.489

$0.391

Reel

$0.295

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 48V 5% Bi-Directional

SMCJ48CA
Littelfuse
1: $0.737
782In Stock
3,000Expected 22/4/2026

Mfr. Part No.
SMCJ48CA

Mouser Part No
576-SMCJ48CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 48V 5% Bi-Directional

Learn More

Datasheet

782In Stock

3,000Expected 22/4/2026

Cut Tape

$0.737

$0.463

$0.42

$0.375

$0.328

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 5V 5% Bi-Directional

SMCJ5.0CA
Littelfuse
1: $0.695
6,959In Stock
6,000Expected 14/7/2026

Mfr. Part No.
SMCJ5.0CA

Mouser Part No
576-SMCJ5.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 5V 5% Bi-Directional

Learn More

Datasheet

6,959In Stock

6,000Expected 14/7/2026

Cut Tape

$0.695

$0.517

$0.46

$0.448

Reel

$0.279

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 51V 5% Uni-Directional

SMCJ51A
Littelfuse
1: $0.403
4,203In Stock

Mfr. Part No.
SMCJ51A

Mouser Part No
576-SMCJ51A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 51V 5% Uni-Directional

Learn More

Datasheet

4,203In Stock

Cut Tape

$0.403

$0.359

$0.332

$0.295

Reel

$0.211

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 51V 5% Bi-Directional

SMCJ51CA
Littelfuse
1: $0.904
4,876In Stock

Mfr. Part No.
SMCJ51CA

Mouser Part No
576-SMCJ51CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 51V 5% Bi-Directional

Learn More

Datasheet

4,876In Stock

Cut Tape

$0.904

$0.752

$0.489

$0.375

$0.35

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 54V 5% Uni-Directional

SMCJ54A
Littelfuse
1: $0.445
2,870In Stock
3,000Expected 21/5/2026

Mfr. Part No.
SMCJ54A

Mouser Part No
576-SMCJ54A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 54V 5% Uni-Directional

Learn More

Datasheet

2,870In Stock

3,000Expected 21/5/2026

Cut Tape

$0.445

$0.346

$0.31

$0.267

Reel

$0.21

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 6V 5% Uni-Directional

SMCJ6.0A
Littelfuse
1: $0.653
6,021In Stock
6,000Expected 11/5/2026

Mfr. Part No.
SMCJ6.0A

Mouser Part No
576-SMCJ6.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 6V 5% Uni-Directional

Learn More

Datasheet

6,021In Stock

6,000Expected 11/5/2026

Cut Tape

$0.653

$0.466

$0.373

$0.309

Reel

$0.217

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 6V 5% Bi-Directional

SMCJ6.0CA
Littelfuse
1: $0.751
2,773In Stock
3,000Expected 18/5/2026

Mfr. Part No.
SMCJ6.0CA

Mouser Part No
576-SMCJ6.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 6V 5% Bi-Directional

Learn More

Datasheet

2,773In Stock

3,000Expected 18/5/2026

Cut Tape

$0.751

$0.563

$0.432

$0.352

$0.314

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 6.5V 5% Uni-Directional

SMCJ6.5A
Littelfuse
1: $0.431
3,240In Stock

Mfr. Part No.
SMCJ6.5A

Mouser Part No
576-SMCJ6.5A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 6.5V 5% Uni-Directional

Learn More

Datasheet

3,240In Stock

Cut Tape

$0.431

$0.349

$0.304

$0.281

Reel

$0.224

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 6.5V 5% Bi-Directional

SMCJ6.5CA
Littelfuse
1: $0.862
4,014In Stock

Mfr. Part No.
SMCJ6.5CA

Mouser Part No
576-SMCJ6.5CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 6.5V 5% Bi-Directional

Learn More

Datasheet

4,014In Stock

Cut Tape

$0.862

$0.653

$0.448

$0.392

$0.353

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 60V 5% Uni-Directional

SMCJ60A
Littelfuse
1: $0.584
7,366In Stock

Mfr. Part No.
SMCJ60A

Mouser Part No
576-SMCJ60A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 60V 5% Uni-Directional

Learn More

Datasheet

7,366In Stock

Cut Tape

$0.584

$0.495

$0.324

$0.304

Reel

$0.213

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 64V 5% Bi-Directional

SMCJ64CA
Littelfuse
1: $0.959
4,749In Stock

Mfr. Part No.
SMCJ64CA

Mouser Part No
576-SMCJ64CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 64V 5% Bi-Directional

Learn More

Datasheet

4,749In Stock

Cut Tape

$0.959

$0.571

$0.459

$0.368

$0.324

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 7V 5% Uni-Directional

SMCJ7.0A
Littelfuse
1: $0.639
2,875In Stock

Mfr. Part No.
SMCJ7.0A

Mouser Part No
576-SMCJ7.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 7V 5% Uni-Directional

Learn More

Datasheet

2,875In Stock

Cut Tape

$0.639

$0.537

$0.367

$0.293

Reel

$0.229

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5kW 7V 5% Bi-Directional

SMCJ7.0CA
Littelfuse
1: $0.917
2,896In Stock
3,000Expected 6/3/2026

Mfr. Part No.
SMCJ7.0CA

Mouser Part No
576-SMCJ7.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 7V 5% Bi-Directional

Learn More

Datasheet

2,896In Stock

3,000Expected 6/3/2026

Cut Tape

$0.917

$0.595

$0.413

$0.354

$0.324

Reel

$0.278

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Smart Lock & Access Control Solutions

All Results (2,043)

Customer Service Office

Company

Resources

Support

Smart Lock & Access Control Solutions

All Results (2,043)

Circuit Protection

Electromechanical

Sensors