Circuit Protection – Mouser Finland

.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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 1 937

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; }

Part #

Cartridge Fuses 250V 1.25A Slo-Blo

02151.25MXP
Littelfuse
1: 2,02 €
4 911In Stock
10 000On Order

Mfr. Part No.
02151.25MXP

Mouser Part No
576-02151.25MXP

Littelfuse

Cartridge Fuses 250V 1.25A Slo-Blo

Learn More

Datasheet

4 911In Stock

10 000On Order

2,02 €

1,68 €

1,55 €

1,28 €

View

Min.: 1
Mult.: 1

Cartridge Fuses FUS 5X20 PGT RAD FORM T HBC 3.15A/250V-P

02153.15MXF34P
Littelfuse
1: 3,66 €
931In Stock

Mfr. Part No.
02153.15MXF34P

Mouser Part No
576-02153.15MXF34P

Littelfuse

Cartridge Fuses FUS 5X20 PGT RAD FORM T HBC 3.15A/250V-P

Learn More

Datasheet

931In Stock

3,66 €

3,04 €

2,80 €

2,32 €

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 3.15A Slo-Blo

02153.15MXP
Littelfuse
1: 2,02 €
5 740In Stock

Mfr. Part No.
02153.15MXP

Mouser Part No
576-02153.15MXP

Littelfuse

Cartridge Fuses 250V 3.15A Slo-Blo

Learn More

Datasheet

5 740In Stock

2,02 €

1,68 €

1,55 €

1,28 €

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes PULSEGUARD 0603 HALOGEN FREE

PGB1010603MRHF
Littelfuse
1: 0,783 €
16 907In Stock

Mfr. Part No.
PGB1010603MRHF

Mouser Part No
576-PGB1010603MRHF

Littelfuse

ESD Protection Diodes / TVS Diodes PULSEGUARD 0603 HALOGEN FREE

Learn More

Datasheet

16 907In Stock

Cut Tape

0,783 €

0,474 €

0,405 €

0,325 €

Reel

0,249 €

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

ESD Protection Diodes / TVS Diodes Pulseguard 0603 Halogen Free

PGB1010603NRHF
Littelfuse
1: 1,01 €
30 015In Stock

Mfr. Part No.
PGB1010603NRHF

Mouser Part No
576-PGB1010603NRHF

Littelfuse

ESD Protection Diodes / TVS Diodes Pulseguard 0603 Halogen Free

Learn More

Datasheet

30 015In Stock

Cut Tape

1,01 €

0,474 €

0,384 €

0,303 €

View

Reel

0,23 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 1.5kW 120V 5% Bi-Directional

SMCJ120CA
Littelfuse
1: 0,774 €
8 931In Stock
6 000Expected 08/03/2027

Mfr. Part No.
SMCJ120CA

Mouser Part No
576-SMCJ120CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 120V 5% Bi-Directional

Learn More

Datasheet

8 931In Stock

6 000Expected 08/03/2027

Cut Tape

0,774 €

0,415 €

0,353 €

0,273 €

Reel

0,207 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Bi-Directional

SMCJ12CA
Littelfuse
1: 0,834 €
6 557In Stock
18 000Expected 07/10/2026

Mfr. Part No.
SMCJ12CA

Mouser Part No
576-SMCJ12CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 12V 5% Bi-Directional

Learn More

Datasheet

6 557In Stock

18 000Expected 07/10/2026

Cut Tape

0,834 €

0,384 €

0,339 €

0,255 €

0,234 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 130V 5% Uni-Directional

SMCJ130A
Littelfuse
1: 0,705 €
11 861In Stock

Mfr. Part No.
SMCJ130A

Mouser Part No
576-SMCJ130A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 130V 5% Uni-Directional

Learn More

Datasheet

11 861In Stock

Cut Tape

0,705 €

0,357 €

0,295 €

0,227 €

0,216 €

Reel

0,162 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional

SMCJ150CA
Littelfuse
1: 0,86 €
34 490In Stock
21 000Expected 25/11/2026

Mfr. Part No.
SMCJ150CA

Mouser Part No
576-SMCJ150CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 150V 5% Bi-Directional

Learn More

Datasheet

34 490In Stock

21 000Expected 25/11/2026

Cut Tape

0,86 €

0,415 €

0,353 €

0,273 €

0,248 €

Reel

0,187 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Uni-Directional

SMCJ15A
Littelfuse
1: 0,662 €
24 140In Stock
18 000Expected 22/02/2027

Mfr. Part No.
SMCJ15A

Mouser Part No
576-SMCJ15A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Uni-Directional

Learn More

Datasheet

24 140In Stock

18 000Expected 22/02/2027

Cut Tape

0,662 €

0,364 €

0,263 €

0,20 €

Reel

0,151 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Bi-Directional

SMCJ15CA
Littelfuse
1: 0,705 €
21 378In Stock

Mfr. Part No.
SMCJ15CA

Mouser Part No
576-SMCJ15CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 15V 5% Bi-Directional

Learn More

Datasheet

21 378In Stock

Cut Tape

0,705 €

0,384 €

0,31 €

0,253 €

0,237 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 16V 5% Bi-Directional

SMCJ16CA
Littelfuse
1: 0,80 €
12 880In Stock
9 000Expected 14/09/2026

Mfr. Part No.
SMCJ16CA

Mouser Part No
576-SMCJ16CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 16V 5% Bi-Directional

Learn More

Datasheet

12 880In Stock

9 000Expected 14/09/2026

Cut Tape

0,80 €

0,384 €

0,335 €

0,26 €

0,241 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 180V 5% Bi-Directional

SMCJ180CA
Littelfuse
1: 0,869 €
9 894In Stock

Mfr. Part No.
SMCJ180CA

Mouser Part No
576-SMCJ180CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 180V 5% Bi-Directional

Learn More

Datasheet

9 894In Stock

Cut Tape

0,869 €

0,422 €

0,366 €

0,287 €

0,276 €

Reel

0,196 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 18V 5% Bi-Directional

SMCJ18CA
Littelfuse
1: 0,688 €
10 984In Stock
15 000Expected 04/11/2026

Mfr. Part No.
SMCJ18CA

Mouser Part No
576-SMCJ18CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 18V 5% Bi-Directional

Learn More

Datasheet

10 984In Stock

15 000Expected 04/11/2026

Cut Tape

0,688 €

0,439 €

0,293 €

0,266 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 220V 5% Bi-Directional

SMCJ220CA
Littelfuse
1: 1,23 €
4 413In Stock
6 000Expected 01/10/2026

Mfr. Part No.
SMCJ220CA

Mouser Part No
576-SMCJ220CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 220V 5% Bi-Directional

Learn More

Datasheet

4 413In Stock

6 000Expected 01/10/2026

Cut Tape

1,23 €

0,639 €

0,513 €

0,402 €

0,365 €

Reel

0,341 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ22A
Littelfuse
1: 0,645 €
12 989In Stock
18 000Expected 23/11/2026

Mfr. Part No.
SMCJ22A

Mouser Part No
576-SMCJ22A

Littelfuse

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

Learn More

Datasheet

12 989In Stock

18 000Expected 23/11/2026

Cut Tape

0,645 €

0,353 €

0,267 €

0,254 €

Reel

0,164 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 24V 5% Bi-Directional

SMCJ24CA
Littelfuse
1: 0,834 €
19 909In Stock

Mfr. Part No.
SMCJ24CA

Mouser Part No
576-SMCJ24CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 24V 5% Bi-Directional

Learn More

Datasheet

19 909In Stock

Cut Tape

0,834 €

0,384 €

0,339 €

0,26 €

0,246 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ26CA
Littelfuse
1: 0,817 €
28 830In Stock

Mfr. Part No.
SMCJ26CA

Mouser Part No
576-SMCJ26CA

Littelfuse

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

Learn More

Datasheet

28 830In Stock

Cut Tape

0,817 €

0,382 €

0,335 €

0,259 €

0,234 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ28A
Littelfuse
1: 0,645 €
31 984In Stock
30 000Expected 07/04/2027

Mfr. Part No.
SMCJ28A

Mouser Part No
576-SMCJ28A

Littelfuse

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

Learn More

Datasheet

31 984In Stock

30 000Expected 07/04/2027

Cut Tape

0,645 €

0,36 €

0,274 €

0,218 €

Reel

0,152 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ28CA
Littelfuse
1: 0,826 €
20 693In Stock
15 000Expected 04/05/2027

Mfr. Part No.
SMCJ28CA

Mouser Part No
576-SMCJ28CA

Littelfuse

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

Learn More

Datasheet

20 693In Stock

15 000Expected 04/05/2027

Cut Tape

0,826 €

0,384 €

0,323 €

0,255 €

0,23 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 300V 5% Uni-Directional

SMCJ300A
Littelfuse
1: 0,989 €
24 186In Stock

Mfr. Part No.
SMCJ300A

Mouser Part No
576-SMCJ300A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 300V 5% Uni-Directional

Learn More

Datasheet

24 186In Stock

Cut Tape

0,989 €

0,564 €

0,457 €

0,384 €

0,361 €

Reel

0,295 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ33A
Littelfuse
1: 0,688 €
18 293In Stock
45 000On Order

Mfr. Part No.
SMCJ33A

Mouser Part No
576-SMCJ33A

Littelfuse

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

Learn More

Datasheet

18 293In Stock

45 000On Order

Cut Tape

0,688 €

0,368 €

0,282 €

0,23 €

Reel

0,159 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ33CA
Littelfuse
1: 0,886 €
24 533In Stock
53 788On Order

Mfr. Part No.
SMCJ33CA

Mouser Part No
576-SMCJ33CA

Littelfuse

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

Learn More

Datasheet

24 533In Stock

53 788On Order

Cut Tape

0,886 €

0,424 €

0,366 €

0,298 €

0,276 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

SMCJ400A
Littelfuse
1: 0,998 €
5 489In Stock
6 000Expected 02/11/2026

Mfr. Part No.
SMCJ400A

Mouser Part No
576-SMCJ400A

Littelfuse

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

Learn More

Datasheet

5 489In Stock

6 000Expected 02/11/2026

Cut Tape

0,998 €

0,564 €

0,467 €

0,371 €

0,347 €

Reel

0,295 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Bi-Directional

SMCJ40CA
Littelfuse
1: 0,602 €
9 940In Stock

Mfr. Part No.
SMCJ40CA

Mouser Part No
576-SMCJ40CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 40V 5% Bi-Directional

Learn More

Datasheet

9 940In Stock

Cut Tape

0,602 €

0,356 €

0,279 €

0,225 €

Reel

0,181 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Smart Lock & Access Control Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support