Circuit Protection – Mouser Finland

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

AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

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

Types of Circuit Protection

List Images

Results: 7 169

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 18 VDC 6J 40V-CL

V18AUMLA1812NH
Littelfuse
1: 2,01 €
394In Stock

Mfr. Part No.
V18AUMLA1812NH

Mouser Part No
576-V18AUMLA1812NH

Littelfuse

Varistors 18 VDC 6J 40V-CL

Datasheet

394In Stock

Cut Tape

2,01 €

1,49 €

1,36 €

1,22 €

View

Reel

1,01 €

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

Varistors 18V 40A 550pF

V18MA1A
Littelfuse
1: 0,628 €
1 129In Stock

Mfr. Part No.
V18MA1A

Mouser Part No
576-V18MA1A

Littelfuse

Varistors 18V 40A 550pF

Learn More

Datasheet

1 129In Stock

0,628 €

0,45 €

0,405 €

0,355 €

View

Min.: 1
Mult.: 1

Varistors 14V 30A 125pF

V18MLA0603NH
Littelfuse
1: 0,387 €
4 948In Stock

Mfr. Part No.
V18MLA0603NH

Mouser Part No
576-V18MLA0603NH

Littelfuse

Varistors 14V 30A 125pF

Learn More

Datasheet

4 948In Stock

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,157 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 18V 120pF 0603 AEC-Q200 MLA AUTO

V18MLA0603NHAUTO
Littelfuse
1: 0,387 €
3 001In Stock

Mfr. Part No.
V18MLA0603NHAUTO

Mouser Part No
576-V18MLA0603NHAUTO

Littelfuse

Varistors 18V 120pF 0603 AEC-Q200 MLA AUTO

Learn More

Datasheet

3 001In Stock

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

Reel

0,17 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V18MLA0603NR
Littelfuse
1: 0,387 €
3 849In Stock

Mfr. Part No.
V18MLA0603NR

Mouser Part No
576-V18MLA0603NR

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

3 849In Stock

Cut Tape

0,387 €

0,271 €

0,243 €

0,21 €

View

Reel

0,142 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Varistors 18 VDC .1J 44V-CL 40A PK

V18MLA0805LNH
Littelfuse
1: 0,404 €
7 080In Stock
5 000Expected 13/10/2026

Mfr. Part No.
V18MLA0805LNH

Mouser Part No
576-V18MLA0805LNH

Littelfuse

Varistors 18 VDC .1J 44V-CL 40A PK

Learn More

Datasheet

7 080In Stock

5 000Expected 13/10/2026

Cut Tape

0,404 €

0,283 €

0,253 €

0,219 €

View

Reel

0,164 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 18V 520pF 0805 AEC-Q200 MLA AUTO

V18MLA0805NHAUTO
Littelfuse
1: 0,404 €
383In Stock
2 500Expected 28/12/2026

Mfr. Part No.
V18MLA0805NHAUTO

Mouser Part No
576-V18MLA0805NHAUTO

Littelfuse

Varistors 18V 520pF 0805 AEC-Q200 MLA AUTO

Learn More

Datasheet

383In Stock

2 500Expected 28/12/2026

Cut Tape

0,404 €

0,283 €

0,253 €

0,219 €

View

Reel

0,164 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 18V

V18MLE0603NH
Littelfuse
1: 0,387 €
4 179In Stock
15 000On Order

Mfr. Part No.
V18MLE0603NH

Mouser Part No
576-V18MLE0603NH

Littelfuse

Varistors 18V

Learn More

Datasheet

4 179In 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 MULTI-LAYER VARISTOR SURFACE MOUNT

V18MLE0603NR
Littelfuse
1: 0,697 €
3 869In Stock

Mfr. Part No.
V18MLE0603NR

Mouser Part No
576-V18MLE0603NR

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

3 869In Stock

Cut Tape

0,697 €

0,42 €

0,387 €

0,31 €

View

Reel

0,144 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Varistors 18V

V18MLE1206NH
Littelfuse
1: 1,10 €
2 297In Stock

Mfr. Part No.
V18MLE1206NH

Mouser Part No
576-V18MLE1206NH

Littelfuse

Varistors 18V

Learn More

Datasheet

2 297In Stock

Cut Tape

1,10 €

0,798 €

0,722 €

0,639 €

View

Reel

0,512 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 10 VAC .8J 36V-CL 250A-P

V18ZA1P
Littelfuse
1: 0,387 €
3 012In Stock

Mfr. Part No.
V18ZA1P

Mouser Part No
576-V18ZA1P

Littelfuse

Varistors 10 VAC .8J 36V-CL 250A-P

Learn More

Datasheet

3 012In Stock

0,387 €

0,27 €

0,242 €

0,21 €

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V18ZA20P
Littelfuse
1: 0,722 €
1 150In Stock

Mfr. Part No.
V18ZA20P

Mouser Part No
576-V18ZA20P

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

Learn More

Datasheet

1 150In Stock

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 10 VAC 3.5J 36V-CL 1KA-PK

V18ZA3P
Littelfuse
1: 0,49 €
2 348In Stock

Mfr. Part No.
V18ZA3P

Mouser Part No
576-V18ZA3P

Littelfuse

Varistors 10 VAC 3.5J 36V-CL 1KA-PK

Learn More

Datasheet

2 348In Stock

0,49 €

0,344 €

0,309 €

0,27 €

View

Min.: 1
Mult.: 1

Varistors 10 VAC 80J 37V-CL 2KA-PK

V18ZA40P
Littelfuse
1: 0,722 €
1 565In Stock

Mfr. Part No.
V18ZA40P

Mouser Part No
576-V18ZA40P

Littelfuse

Varistors 10 VAC 80J 37V-CL 2KA-PK

Learn More

Datasheet

1 565In Stock

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 11V 20mm Epoxy UltraMOV

V20E11P
Littelfuse
1: 0,722 €
1 590In Stock

Mfr. Part No.
V20E11P

Mouser Part No
576-V20E11P

Littelfuse

Varistors 11V 20mm Epoxy UltraMOV

Learn More

Datasheet

1 590In Stock

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 130V 20mm Epoxy UltraMOV

V20E130P
Littelfuse
1: 0,869 €
52In Stock
3 500Expected 23/11/2026

Mfr. Part No.
V20E130P

Mouser Part No
576-V20E130P

Littelfuse

Varistors 130V 20mm Epoxy UltraMOV

Learn More

Datasheet

52In Stock

3 500Expected 23/11/2026

0,869 €

0,624 €

0,563 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 140V 20mm Epoxy UltraMOV

V20E140P
Littelfuse
1: 0,722 €
1 447In Stock
1 000Expected 26/10/2026

Mfr. Part No.
V20E140P

Mouser Part No
576-V20E140P

Littelfuse

Varistors 140V 20mm Epoxy UltraMOV

Learn More

Datasheet

1 447In Stock

1 000Expected 26/10/2026

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 14V 20mm Epoxy UltraMOV

V20E14P
Littelfuse
1: 0,722 €
201In Stock
2 000On Order

Mfr. Part No.
V20E14P

Mouser Part No
576-V20E14P

Littelfuse

Varistors 14V 20mm Epoxy UltraMOV

Learn More

Datasheet

201In Stock

2 000On Order

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 150V 20mm Epoxy UltraMOV

V20E150P
Littelfuse
1: 0,722 €
670In Stock
1 500Expected 16/11/2026

Mfr. Part No.
V20E150P

Mouser Part No
576-V20E150P

Littelfuse

Varistors 150V 20mm Epoxy UltraMOV

Learn More

Datasheet

670In Stock

1 500Expected 16/11/2026

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 175V 20mm Epoxy UltraMOV

V20E175P
Littelfuse
1: 0,765 €
2 556In Stock

Mfr. Part No.
V20E175P

Mouser Part No
576-V20E175P

Littelfuse

Varistors 175V 20mm Epoxy UltraMOV

Learn More

Datasheet

2 556In Stock

0,765 €

0,551 €

0,498 €

0,438 €

View

Min.: 1
Mult.: 1

Varistors 20V 20mm Epoxy UltraMOV

V20E20P
Littelfuse
1: 0,722 €
650In Stock

Mfr. Part No.
V20E20P

Mouser Part No
576-V20E20P

Littelfuse

Varistors 20V 20mm Epoxy UltraMOV

Learn More

Datasheet

650In Stock

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 25V 20mm Epoxy UltraMOV

V20E25P
Littelfuse
1: 0,722 €
1 668In Stock

Mfr. Part No.
V20E25P

Mouser Part No
576-V20E25P

Littelfuse

Varistors 25V 20mm Epoxy UltraMOV

Learn More

Datasheet

1 668In Stock

0,722 €

0,52 €

0,47 €

0,413 €

View

Min.: 1
Mult.: 1

Varistors 275V 20mm Epoxy UltraMOV

V20E275PL1B1
Littelfuse
1: 0,748 €
915In Stock

Mfr. Part No.
V20E275PL1B1

Mouser Part No
576-V20E275PL1B1

Littelfuse

Varistors 275V 20mm Epoxy UltraMOV

Learn More

Datasheet

915In Stock

0,748 €

0,54 €

0,488 €

0,43 €

View

Min.: 1
Mult.: 1

Varistors 275V 20mm Epoxy UltraMOV

V20E275PL1T7
Littelfuse
1: 0,886 €
384In Stock
2 000Expected 28/12/2026

Mfr. Part No.
V20E275PL1T7

Mouser Part No
576-V20E275PL1T7

Littelfuse

Varistors 275V 20mm Epoxy UltraMOV

Learn More

Datasheet

384In Stock

2 000Expected 28/12/2026

Cut Tape

0,886 €

0,636 €

0,574 €

0,506 €

0,473 €

Reel

0,40 €

Min.: 1
Mult.: 1

: 500

Varistors 300V 20mm Epoxy UltraMOV

V20E300P
Littelfuse
1: 0,80 €
286In Stock
3 600Expected 09/11/2026

Mfr. Part No.
V20E300P

Mouser Part No
576-V20E300P

Littelfuse

Varistors 300V 20mm Epoxy UltraMOV

Learn More

Datasheet

286In Stock

3 600Expected 09/11/2026

0,80 €

0,573 €

0,517 €

0,456 €

View

Min.: 1
Mult.: 1

AC/DC Power Supply

Types of Circuit Protection

Customer Service Office

Company

Resources

Support