Circuit Protection – Mouser Japan

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

Smart Metering Solutions

Littelfuse Smart Metering Solutions help designers implement more reliable and safer smart meters. Littelfuse solutions for smart meters allow designers to bring Internet of Things technology to the key functions of a smart metering system.

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

Types of Circuit Protection

List Images

Results: 1,909

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 175V 20mm Epoxy UltraMOV

V20E175P
Littelfuse
1: ¥147.8
1,906In Stock
1,500Expected 2/8/2027

Mfr. Part #
V20E175P

Mouser Part #
576-V20E175P

Littelfuse

Varistors 175V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,906In Stock

1,500Expected 2/8/2027

¥147.8

¥106.5

¥96.2

¥84.5

View

Min.: 1
Mult.: 1

Varistors 275V 20mm Epoxy UltraMOV

V20E275PL1B1
Littelfuse
1: ¥144.5
915In Stock

Mfr. Part #
V20E275PL1B1

Mouser Part #
576-V20E275PL1B1

Littelfuse

Varistors 275V 20mm Epoxy UltraMOV

Learn More

Datasheet

915In Stock

¥144.5

¥104.3

¥94.2

¥83.1

View

Min.: 1
Mult.: 1

Varistors 275V 20mm Epoxy UltraMOV

V20E275PL1T7
Littelfuse
1: ¥171.1
384In Stock
2,000Expected 2/8/2027

Mfr. Part #
V20E275PL1T7

Mouser Part #
576-V20E275PL1T7

Littelfuse

Varistors 275V 20mm Epoxy UltraMOV

Learn More

Datasheet

384In Stock

2,000Expected 2/8/2027

Cut Tape

¥171.1

¥122.9

¥111

¥97.7

¥91.4

Reel

¥77.2

Min.: 1
Mult.: 1

: 500

Varistors 320V 20mm Epoxy UltraMOV

V20E320PL1T
Littelfuse
1: ¥214.3
1,200In Stock

Mfr. Part #
V20E320PL1T

Mouser Part #
576-V20E320PL1T

Littelfuse

Varistors 320V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,200In Stock

Cut Tape

¥214.3

¥153

¥138

¥121.6

Reel

¥90.2

View

Min.: 1
Mult.: 1

: 400

Varistors 385V 20mm Epoxy UltraMOV

V20E385P
Littelfuse
1: ¥186
1,212In Stock
1,200Expected 3/17/2027

Mfr. Part #
V20E385P

Mouser Part #
576-V20E385P

Littelfuse

Varistors 385V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,212In Stock

1,200Expected 3/17/2027

¥186

¥133.5

¥120.6

¥106.3

View

Min.: 1
Mult.: 1

Varistors 420V 20mm Epoxy UltraMOV

V20E420P
Littelfuse
1: ¥164.4
1,600In Stock

Mfr. Part #
V20E420P

Mouser Part #
576-V20E420P

Littelfuse

Varistors 420V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,600In Stock

¥164.4

¥117.9

¥106.5

¥94

View

Min.: 1
Mult.: 1

Varistors 440V 20mm Epoxy UltraMOV

V20E440P
Littelfuse
1: ¥156.1
1,350In Stock

Mfr. Part #
V20E440P

Mouser Part #
576-V20E440P

Littelfuse

Varistors 440V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,350In Stock

¥156.1

¥112.4

¥101.5

¥89.5

¥83.7

Min.: 1
Mult.: 1

Varistors 460V 20mm Epoxy UltraMOV

V20E460P
Littelfuse
1: ¥202.6
1,928In Stock

Mfr. Part #
V20E460P

Mouser Part #
576-V20E460P

Littelfuse

Varistors 460V 20mm Epoxy UltraMOV

Learn More

Datasheet

1,928In Stock

¥202.6

¥145

¥131.1

¥113.8

View

Min.: 1
Mult.: 1

Varistors 510V 20mm Epoxy UltraMOV

V20E510P
Littelfuse
1: ¥184.4
725In Stock

Mfr. Part #
V20E510P

Mouser Part #
576-V20E510P

Littelfuse

Varistors 510V 20mm Epoxy UltraMOV

Learn More

Datasheet

725In Stock

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors 510V 20mm Epoxy UltraMOV

V20E510PL1B7
Littelfuse
1: ¥184.4
99In Stock

Mfr. Part #
V20E510PL1B7

Mouser Part #
576-V20E510PL1B7

Littelfuse

Varistors 510V 20mm Epoxy UltraMOV

Learn More

Datasheet

99In Stock

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors 230V pF

V230LA20CP
Littelfuse
1: ¥156.1
1,333In Stock

Mfr. Part #
V230LA20CP

Mouser Part #
576-V230LA20CP

Littelfuse

Varistors 230V pF

Learn More

Datasheet

1,333In Stock

¥156.1

¥112.4

¥101.5

¥89.5

View

Min.: 1
Mult.: 1

Varistors 230V pF

V230LA40CP
Littelfuse
1: ¥184.4
944In Stock

Mfr. Part #
V230LA40CP

Mouser Part #
576-V230LA40CP

Littelfuse

Varistors 230V pF

Learn More

Datasheet

944In Stock

¥184.4

¥133.2

¥120.6

¥106.8

¥100.8

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS / PB FREE

V250LA10CP
Littelfuse
1: ¥131.2
1,320In Stock

Mfr. Part #
V250LA10CP

Mouser Part #
576-V250LA10CP

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS / PB FREE

Learn More

Datasheet

1,320In Stock

¥131.2

¥93.8

¥84.5

¥74.4

View

Min.: 1
Mult.: 1

Varistors 250V pF

V250LA20CP
Littelfuse
1: ¥156.1
888In Stock

Mfr. Part #
V250LA20CP

Mouser Part #
576-V250LA20CP

Littelfuse

Varistors 250V pF

Learn More

Datasheet

888In Stock

¥156.1

¥112.4

¥101.5

¥89.5

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR LEAD FREE

V250LA40CPX620
Littelfuse
1: ¥284
944In Stock
3,500On Order

Mfr. Part #
V250LA40CPX620

Mouser Part #
576-V250LA40CPX620

Littelfuse

Varistors RADIAL VARISTOR LEAD FREE

Learn More

Datasheet

944In Stock

3,500On Order

¥284

¥209.3

¥189.4

¥165.8

View

Min.: 1
Mult.: 1

Varistors 275V

V275LA40CP
Littelfuse
1: ¥184.4
1,663In Stock

Mfr. Part #
V275LA40CP

Mouser Part #
576-V275LA40CP

Littelfuse

Varistors 275V

Learn More

Datasheet

1,663In Stock

¥184.4

¥133.2

¥120.6

¥106.8

View

Min.: 1
Mult.: 1

Varistors SURFACE MOUNT SM7 VARISTOR

V275SM7
Littelfuse
1: ¥420.2
716In Stock
1,800Expected 11/11/2026

Mfr. Part #
V275SM7

Mouser Part #
576-V275SM7

Littelfuse

Varistors SURFACE MOUNT SM7 VARISTOR

Learn More

Datasheet

716In Stock

1,800Expected 11/11/2026

Cut Tape

¥420.2

¥342.2

¥295.7

¥260.8

¥245.8

Reel

¥209.3

MouseReel Available

Min.: 1
Mult.: 1

: 600

Varistors 300V

V300LA20CP
Littelfuse
1: ¥111.3
1,318In Stock

Mfr. Part #
V300LA20CP

Mouser Part #
576-V300LA20CP

Littelfuse

Varistors 300V

Learn More

Datasheet

1,318In Stock

¥111.3

¥89.2

¥85.4

¥78.6

View

Min.: 1
Mult.: 1

Varistors 300VAC 335J 745V CLP 100A-PK

V300LA40CPX745
Littelfuse
1: ¥318.9
34In Stock
1,200Expected 3/17/2027

Mfr. Part #
V300LA40CPX745

Mouser Part #
576-V300LA40CPX745

Littelfuse

Varistors 300VAC 335J 745V CLP 100A-PK

Learn More

Datasheet

34In Stock

1,200Expected 3/17/2027

¥318.9

¥234.2

¥214.3

¥158.1

¥152.6

Min.: 1
Mult.: 1

Varistors SURFACE MOUNT SM7 VARISTORS

V300SM7
Littelfuse
1: ¥368.7
1,145In Stock

Mfr. Part #
V300SM7

Mouser Part #
576-V300SM7

Littelfuse

Varistors SURFACE MOUNT SM7 VARISTORS

Learn More

Datasheet

1,145In Stock

Cut Tape

¥368.7

¥272.4

¥249.2

¥222.6

¥209.3

Reel

¥184.4

MouseReel Available

Min.: 1
Mult.: 1

: 600

Varistors 320V

V320LA40CP
Littelfuse
1: ¥222.6
915In Stock
2,400Expected 11/26/2026

Mfr. Part #
V320LA40CP

Mouser Part #
576-V320LA40CP

Littelfuse

Varistors 320V

Learn More

Datasheet

915In Stock

2,400Expected 11/26/2026

¥222.6

¥160

¥144.8

¥128.1

View

Min.: 1
Mult.: 1

Varistors SURFACE MOUNT SM7 VARISTORS

V320SM7
Littelfuse
1: ¥368.7
1,209In Stock

Mfr. Part #
V320SM7

Mouser Part #
576-V320SM7

Littelfuse

Varistors SURFACE MOUNT SM7 VARISTORS

Learn More

Datasheet

1,209In Stock

Cut Tape

¥368.7

¥272.4

¥249.2

¥222.6

Reel

¥209.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

V385LA40CP
Littelfuse
1: ¥189.4
757In Stock

Mfr. Part #
V385LA40CP

Mouser Part #
576-V385LA40CP

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS / LEAD FREE

Learn More

Datasheet

757In Stock

¥189.4

¥137

¥124.1

¥109.8

¥103.8

Min.: 1
Mult.: 1

Varistors SURFACE MOUNT SM7 VARISTORS

V385SM7
Littelfuse
1: ¥368.7
924In Stock

Mfr. Part #
V385SM7

Mouser Part #
576-V385SM7

Littelfuse

Varistors SURFACE MOUNT SM7 VARISTORS

Learn More

Datasheet

924In Stock

Cut Tape

¥368.7

¥272.4

¥249.2

¥222.6

¥209.3

Reel

¥184.4

MouseReel Available

Min.: 1
Mult.: 1

: 600

Varistors SURFACE MOUNT SM7 VARISTORS

V420SM7
Littelfuse
1: ¥368.7
593In Stock

Mfr. Part #
V420SM7

Mouser Part #
576-V420SM7

Littelfuse

Varistors SURFACE MOUNT SM7 VARISTORS

Learn More

Datasheet

593In Stock

Cut Tape

¥368.7

¥272.4

¥249.2

¥222.6

¥209.3

Reel

¥184.4

MouseReel Available

Min.: 1
Mult.: 1

: 600