Circuit Protection – Mouser Finland

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

Smart Thermostat Solutions

Littelfuse Smart Thermostat Solutions components allow designers to implement Internet of Things (IoT) solutions to boost energy efficiency and monitor energy usage. Littelfuse Smart Thermostat solutions complement other Smart Building features, including safety and security systems.

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

Types of Circuit Protection

List Images

Results: 540

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 #

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V26MLA1210NT
Littelfuse
1: 1,25 €
1 010In Stock

Mfr. Part No.
V26MLA1210NT

Mouser Part No
576-V26MLA1210NT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Datasheet

1 010In Stock

Cut Tape

1,25 €

0,912 €

0,824 €

0,73 €

View

Reel

0,59 €

MouseReel Available

Min.: 1
Mult.: 1

: 8 000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V3.5MLA0603NA
Littelfuse
1: 0,327 €
513In Stock

Mfr. Part No.
V3.5MLA0603NA

Mouser Part No
576-V3.5MLA0603NA

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

513In Stock

0,327 €

0,23 €

0,206 €

0,178 €

View

Min.: 1
Mult.: 1

Varistors 3.5V 30A 1270pF

V3.5MLA0603NH
Littelfuse
1: 0,387 €
4 201In Stock
15 000On Order

Mfr. Part No.
V3.5MLA0603NH

Mouser Part No
576-V3.5MLA0603NH

Littelfuse

Varistors 3.5V 30A 1270pF

Learn More

Datasheet

4 201In Stock

15 000On Order

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,157 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 3.5V 40A 1380pF

V3.5MLA0805LNH
Littelfuse
1: 0,404 €
2 031In Stock
2 500Expected 31/08/2026

Mfr. Part No.
V3.5MLA0805LNH

Mouser Part No
576-V3.5MLA0805LNH

Littelfuse

Varistors 3.5V 40A 1380pF

Learn More

Datasheet

2 031In Stock

2 500Expected 31/08/2026

Cut Tape

0,404 €

0,283 €

0,253 €

0,219 €

View

Reel

0,164 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V30MLA0603NT
Littelfuse
1: 0,387 €
3 711In Stock

Mfr. Part No.
V30MLA0603NT

Mouser Part No
576-V30MLA0603NT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

3 711In Stock

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,162 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Varistors 42 VDC .8J 92V-CL 180A PK

V42MLA1206NA
Littelfuse
1: 0,937 €
2 075In Stock

Mfr. Part No.
V42MLA1206NA

Mouser Part No
576-V42MLA1206NA

Littelfuse

Varistors 42 VDC .8J 92V-CL 180A PK

Learn More

Datasheet

2 075In Stock

0,937 €

0,678 €

0,614 €

0,543 €

0,512 €

Min.: 1
Mult.: 1

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V5.5MLA0603LNR
Littelfuse
1: 0,387 €
787In Stock
24 000Expected 09/02/2027

Mfr. Part No.
V5.5MLA0603LNR

Mouser Part No
576-V5.5MLA0603LNR

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

787In Stock

24 000Expected 09/02/2027

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,142 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Varistors 5.5V 30A 760pF

V5.5MLA0603NA
Littelfuse
1: 0,697 €
549In Stock

Mfr. Part No.
V5.5MLA0603NA

Mouser Part No
576-V5.5MLA0603NA

Littelfuse

Varistors 5.5V 30A 760pF

Learn More

Datasheet

549In Stock

0,697 €

0,42 €

0,387 €

0,31 €

View

Min.: 1
Mult.: 1

Varistors 5.5 VDC .1J 17.5V-CL

V5.5MLA0603NT
Littelfuse
1: 0,387 €
1 989In Stock

Mfr. Part No.
V5.5MLA0603NT

Mouser Part No
576-V5.5MLA0603NT

Littelfuse

Varistors 5.5 VDC .1J 17.5V-CL

Learn More

Datasheet

1 989In Stock

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,157 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V5.5MLA0805NA
Littelfuse
1: 0,722 €
1 111In Stock

Mfr. Part No.
V5.5MLA0805NA

Mouser Part No
576-V5.5MLA0805NA

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

1 111In Stock

0,722 €

0,439 €

0,404 €

0,323 €

View

Min.: 1
Mult.: 1

Varistors 9V 4A 33pF

V9MLA0805LNH
Littelfuse
1: 0,525 €
192In Stock
10 000On Order

Mfr. Part No.
V9MLA0805LNH

Mouser Part No
576-V9MLA0805LNH

Littelfuse

Varistors 9V 4A 33pF

Learn More

Datasheet

192In Stock

10 000On Order

Cut Tape

0,525 €

0,343 €

0,319 €

0,277 €

View

Reel

0,164 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Resettable Fuses - PPTC FEMTOSMDC010F/15-2

FEMTOSMDC010F/15-2
Littelfuse
1: 0,688 €
930In Stock
8 000Expected 16/11/2026

Mfr. Part No.
FEMTOSMDC010F/15-2

Mouser Part No
650-FEMTOSMDC010F152

Littelfuse

Resettable Fuses - PPTC FEMTOSMDC010F/15-2

Learn More

Datasheet

930In Stock

8 000Expected 16/11/2026

Cut Tape

0,688 €

0,628 €

0,521 €

0,481 €

View

Reel

0,367 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Resettable Fuses - PPTC 9V 160MA-HD 40A MAX

FEMTOSMDC016F-2
Littelfuse
1: 0,705 €
2 234In Stock
5 000Expected 14/12/2026

Mfr. Part No.
FEMTOSMDC016F-2

Mouser Part No
650-FEMTOSMDC016F-2

Littelfuse

Resettable Fuses - PPTC 9V 160MA-HD 40A MAX

Learn More

Datasheet

2 234In Stock

5 000Expected 14/12/2026

Cut Tape

0,705 €

0,646 €

0,519 €

0,49 €

View

Reel

0,287 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

Resettable Fuses - PPTC 15V 100mA 11Ohms

PICOSMDC010S-2
Littelfuse
1: 0,387 €
3 318In Stock

Mfr. Part No.
PICOSMDC010S-2

Mouser Part No
650-PICOSMDC010S-2

Littelfuse

Resettable Fuses - PPTC 15V 100mA 11Ohms

Learn More

Datasheet

3 318In Stock

Cut Tape

0,387 €

0,356 €

0,296 €

0,273 €

0,261 €

Reel

0,261 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Resettable Fuses - PPTC 6V 100A 0.8Ohms

PICOSMDC050S-2
Littelfuse
1: 0,464 €
4 165In Stock

Mfr. Part No.
PICOSMDC050S-2

Mouser Part No
650-PICOSMDC050S-2

Littelfuse

Resettable Fuses - PPTC 6V 100A 0.8Ohms

Learn More

Datasheet

4 165In Stock

Cut Tape

0,464 €

0,429 €

0,356 €

0,329 €

View

Reel

0,261 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Resettable Fuses - PPTC SMDC075F-2

SMDC075F-2
Littelfuse
1: 0,705 €
182In Stock
4 000Expected 22/09/2026

Mfr. Part No.
SMDC075F-2

Mouser Part No
650-SMDC075F-2

Littelfuse

Resettable Fuses - PPTC SMDC075F-2

Learn More

Datasheet

182In Stock

4 000Expected 22/09/2026

Cut Tape

0,705 €

0,646 €

0,519 €

0,49 €

View

Reel

0,316 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

SMAJ54CA
Littelfuse
1: 0,439 €
12In Stock
120 000On Order

Mfr. Part No.
SMAJ54CA

Mouser Part No
576-SMAJ54CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

Learn More

Datasheet

12In Stock

120 000On Order

Cut Tape

0,439 €

0,22 €

0,168 €

0,132 €

0,12 €

Reel

0,073 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes SMF - CA 14V

SMF14CA
Littelfuse
1: 0,49 €
11In Stock
54 000On Order

Mfr. Part No.
SMF14CA

Mouser Part No
576-SMF14CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 14V

Learn More

Datasheet

11In Stock

54 000On Order

Cut Tape

0,49 €

0,249 €

0,192 €

0,157 €

Reel

0,097 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Surface Mount Fuses 3A Slo-Blo

0468003.NR
Littelfuse
1: 1,05 €
59 760On Order

Mfr. Part No.
0468003.NR

Mouser Part No
576-0468003.NR

Littelfuse

Surface Mount Fuses 3A Slo-Blo

Datasheet

59 760On Order

Cut Tape

1,05 €

0,929 €

0,794 €

0,651 €

View

Reel

0,526 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

Resettable Fuses - PPTC 1.85A 33V 2920

2920L185DR
Littelfuse
1: 0,705 €
88 340On Order

Mfr. Part No.
2920L185DR

Mouser Part No
576-2920L185

Littelfuse

Resettable Fuses - PPTC 1.85A 33V 2920

Learn More

Datasheet

88 340On Order

Cut Tape

0,705 €

0,604 €

0,507 €

0,475 €

View

Reel

0,316 €

MouseReel Available

Min.: 1
Mult.: 1

: 1 500

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

SM712-02HTG
Littelfuse
1: 1,15 €
646 221On Order

Mfr. Part No.
SM712-02HTG

Mouser Part No
576-SM712-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

Learn More

Datasheet

646 221On Order

Cut Tape

1,15 €

0,577 €

0,476 €

0,372 €

0,335 €

Reel

0,272 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Varistors 68V 180A 100pF

V68MLA1206NH
Littelfuse
1: 1,10 €
2 410In Stock
32 450On Order

Mfr. Part No.
V68MLA1206NH

Mouser Part No
576-V68MLA1206NH

Littelfuse

Varistors 68V 180A 100pF

Learn More

Datasheet

2 410In Stock

32 450On Order

Cut Tape

1,10 €

0,798 €

0,722 €

0,639 €

View

Reel

0,512 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Uni-Di .20pF 20kV SESD

SESD0201X1UN-0020-090
Littelfuse
1: 0,843 €
134 042Expected 03/11/2026

Mfr. Part No.
SESD0201X1UN-0020-090

Mouser Part No
650-SESD0201X1UN0020

Littelfuse

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

134 042Expected 03/11/2026

Cut Tape

0,843 €

0,393 €

0,338 €

0,259 €

View

Reel

0,16 €

MouseReel Available

Min.: 1
Mult.: 1

: 75 000

Surface Mount Fuses 32V FA 1206 5A

0437005.WR
Littelfuse
1: 1,37 €
12 000On Order

Mfr. Part No.
0437005.WR

Mouser Part No
576-0437005.WR

Littelfuse

Surface Mount Fuses 32V FA 1206 5A

Learn More

Datasheet

12 000On Order

Cut Tape

1,37 €

1,19 €

1,13 €

0,912 €

View

Reel

0,562 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Resettable Fuses - PPTC 0.30A 60V 2920

2920L030DR
Littelfuse
1: 0,611 €
719In Stock
20 100Expected 01/09/2026

Mfr. Part No.
2920L030DR

Mouser Part No
576-2920L030

Littelfuse

Resettable Fuses - PPTC 0.30A 60V 2920

Learn More

Datasheet

719In Stock

20 100Expected 01/09/2026

Cut Tape

0,611 €

0,556 €

0,463 €

0,401 €

Reel

0,292 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 500

Smart Thermostat Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support