Circuit Protection – Mouser Japan

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

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

Types of Circuit Protection

List Images

Results: 86

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 #

Resettable Fuses - PPTC .08A 240VAC 20/1.2A Imax

LVR008NS
Littelfuse
1: ¥108
2,578In Stock

Mfr. Part #
LVR008NS

Mouser Part #
650-LVR008NS

Littelfuse

Resettable Fuses - PPTC .08A 240VAC 20/1.2A Imax

Learn More

Datasheet

2,578In Stock

¥108

¥98.7

¥81.9

¥75.6

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .08A 240VAC 20/1.2A Imax

LVR008NS-2
Littelfuse
1: ¥131.2
3,886In Stock

Mfr. Part #
LVR008NS-2

Mouser Part #
650-LVR008NS-2

Littelfuse

Resettable Fuses - PPTC .08A 240VAC 20/1.2A Imax

Learn More

Datasheet

3,886In Stock

Cut Tape

¥131.2

¥120.6

¥100.2

¥92.4

Reel

¥57.6

View

Min.: 1
Mult.: 1

: 1,500

Resettable Fuses - PPTC .12A 240VAC 20/1.2A Imax

LVR012K
Littelfuse
1: ¥112.9
1,461In Stock

Mfr. Part #
LVR012K

Mouser Part #
650-LVR012K

Littelfuse

Resettable Fuses - PPTC .12A 240VAC 20/1.2A Imax

Learn More

Datasheet

1,461In Stock

¥112.9

¥103.3

¥85.9

¥79.2

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V 2Pin T/R LN VOLTAGE PRODUCTS

LVR012K-2
Littelfuse
1: ¥137.9
892In Stock

Mfr. Part #
LVR012K-2

Mouser Part #
650-LVR012K-2

Littelfuse

Resettable Fuses - PPTC 240V 2Pin T/R LN VOLTAGE PRODUCTS

Learn More

Datasheet

892In Stock

Cut Tape

¥137.9

¥126.1

¥101.5

¥95.8

Reel

¥58.1

View

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC .16A 240VAC 20/2A Imax

LVR016K
Littelfuse
1: ¥112.9
2,219In Stock

Mfr. Part #
LVR016K

Mouser Part #
650-LVR016K

Littelfuse

Resettable Fuses - PPTC .16A 240VAC 20/2A Imax

Learn More

Datasheet

2,219In Stock

¥112.9

¥103.3

¥85.9

¥79.2

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .16A 240VAC 20/2A Imax

LVR016S-1
Littelfuse
1: ¥117.9
44In Stock

Mfr. Part #
LVR016S-1

Mouser Part #
650-LVR016S-1

Littelfuse

Resettable Fuses - PPTC .16A 240VAC 20/2A Imax

Learn More

Datasheet

44In Stock

¥117.9

¥108

¥89.7

¥82.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

LVR025K
Littelfuse
1: ¥117.9
1,055In Stock

Mfr. Part #
LVR025K

Mouser Part #
650-LVR025K

Littelfuse

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

Datasheet

1,055In Stock

¥117.9

¥108

¥89.7

¥82.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

LVR025S
Littelfuse
1: ¥117.9
1,191In Stock
2,500Expected 8/13/2026

Mfr. Part #
LVR025S

Mouser Part #
650-LVR025S

Littelfuse

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

Learn More

Datasheet

1,191In Stock

2,500Expected 8/13/2026

¥117.9

¥108

¥89.7

¥82.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

LVR025S-1
Littelfuse
1: ¥122.9
302In Stock

Mfr. Part #
LVR025S-1

Mouser Part #
650-LVR025S-1

Littelfuse

Resettable Fuses - PPTC .25A 240VAC 20/3.5A Imax

Learn More

Datasheet

302In Stock

¥122.9

¥112.6

¥93.5

¥86.4

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .33A 240VAC 20/4.5A Imax

LVR033K
Littelfuse
1: ¥127.9
2,646In Stock
3,000Expected 11/23/2026

Mfr. Part #
LVR033K

Mouser Part #
650-LVR033K

Littelfuse

Resettable Fuses - PPTC .33A 240VAC 20/4.5A Imax

Learn More

Datasheet

2,646In Stock

3,000Expected 11/23/2026

¥127.9

¥117.3

¥97.3

¥89.9

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

LVR040K
Littelfuse
1: ¥132.9
517In Stock
3,500On Order

Mfr. Part #
LVR040K

Mouser Part #
650-LVR040K

Littelfuse

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

Learn More

Datasheet

517In Stock

3,500On Order

¥132.9

¥122.1

¥101.3

¥93.5

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

LVR040S-1
Littelfuse
1: ¥142.8
325In Stock

Mfr. Part #
LVR040S-1

Mouser Part #
650-LVR040S-1

Littelfuse

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

Learn More

Datasheet

325In Stock

¥142.8

¥131.2

¥109

¥100.5

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .55A 120 VAC/VDC 20/5.5A Imax

LVR055S
Littelfuse
1: ¥187.7
654In Stock
2,000Expected 8/18/2026

Mfr. Part #
LVR055S

Mouser Part #
650-LVR055

Littelfuse

Resettable Fuses - PPTC .55A 120 VAC/VDC 20/5.5A Imax

Learn More

Datasheet

Product Comments

654In Stock

2,000Expected 8/18/2026

¥187.7

¥172.7

¥139.9

¥131.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .55A 240VAC 20/5.5A Imax

LVR055K
Littelfuse
1: ¥187.7
651In Stock
1,000Expected 12/2/2026

Mfr. Part #
LVR055K

Mouser Part #
650-LVR055K

Littelfuse

Resettable Fuses - PPTC .55A 240VAC 20/5.5A Imax

Learn More

Datasheet

651In Stock

1,000Expected 12/2/2026

¥187.7

¥172.7

¥142.7

¥131.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 265V 20AWG Lead.55A

LVR055K-2
Littelfuse
1: ¥196
203In Stock

Mfr. Part #
LVR055K-2

Mouser Part #
650-LVR055K-2

Littelfuse

Resettable Fuses - PPTC 265V 20AWG Lead.55A

Learn More

Datasheet

203In Stock

Cut Tape

¥196

¥181

¥150.2

¥138.5

View

Reel

¥108.6

Min.: 1
Mult.: 1

: 1,000

Resettable Fuses - PPTC PTC .55A

LVR055S-1
Littelfuse
1: ¥196
448In Stock

Mfr. Part #
LVR055S-1

Mouser Part #
650-LVR055S-1

Littelfuse

Resettable Fuses - PPTC PTC .55A

Learn More

Datasheet

448In Stock

¥196

¥181

¥150.2

¥138.5

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V 750MA 7.5A LVR

LVR075K-240
Littelfuse
1: ¥187.7
500In Stock

Mfr. Part #
LVR075K-240

Mouser Part #
650-LVR075K-240

Littelfuse

Resettable Fuses - PPTC 240V 750MA 7.5A LVR

Learn More

Datasheet

500In Stock

¥187.7

¥172.7

¥142.7

¥131.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V 1A-HD 10A MAX

LVR100K-240
Littelfuse
1: ¥224.2
236In Stock
250Expected 10/7/2026

Mfr. Part #
LVR100K-240

Mouser Part #
650-LVR100K-240

Littelfuse

Resettable Fuses - PPTC 240V 1A-HD 10A MAX

Learn More

Datasheet

236In Stock

250Expected 10/7/2026

¥224.2

¥206

¥171.1

¥157.6

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC LVR 240V 1A POLYSWITCH RESET

LVR100S-240
Littelfuse
1: ¥210.9
1,682In Stock
11,500On Order

Mfr. Part #
LVR100S-240

Mouser Part #
650-LVR100S-240

Littelfuse

Resettable Fuses - PPTC LVR 240V 1A POLYSWITCH RESET

Learn More

Datasheet

1,682In Stock

11,500On Order

¥210.9

¥194.3

¥161.1

¥148.7

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V 1.25A-HD 12.5A LVR

LVR125K-240
Littelfuse
1: ¥225.9
221In Stock

Mfr. Part #
LVR125K-240

Mouser Part #
650-LVR125K-240

Littelfuse

Resettable Fuses - PPTC 240V 1.25A-HD 12.5A LVR

Learn More

Datasheet

221In Stock

¥225.9

¥207.6

¥172.7

¥158.8

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V 2MA 20A LVR

LVR200K-240
Littelfuse
1: ¥406.9
438In Stock

Mfr. Part #
LVR200K-240

Mouser Part #
650-LVR200K-240

Littelfuse

Resettable Fuses - PPTC 240V 2MA 20A LVR

Learn More

Datasheet

438In Stock

¥406.9

¥337.2

¥312.3

¥259.1

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

LVR040S
Littelfuse
1: ¥132.9
9,451On Order

Mfr. Part #
LVR040S

Mouser Part #
650-LVR040S

Littelfuse

Resettable Fuses - PPTC .4A 240VAC 20/5.5A Imax

Learn More

Datasheet

9,451On Order

¥132.9

¥122.1

¥101.3

¥93.5

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC LVR 240V 1.25A POLYSWITCH RESET

LVR125S-240
Littelfuse
1: ¥225.9
2,482On Order

Mfr. Part #
LVR125S-240

Mouser Part #
650-LVR125S-240

Littelfuse

Resettable Fuses - PPTC LVR 240V 1.25A POLYSWITCH RESET

Learn More

Datasheet

2,482On Order

¥225.9

¥206

¥172.7

¥158.8

View

Min.: 1
Mult.: 1

Triacs 40V 16A 10mA HI TEMP TO-220AB Isolated

QJ4016LH2TP
Littelfuse
1,000: ¥453.5
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
QJ4016LH2TP

Mouser Part #
576-QJ4016LH2TP

Littelfuse

Triacs 40V 16A 10mA HI TEMP TO-220AB Isolated

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

¥453.5

Min.: 1,000
Mult.: 1,000

Triacs 40V 16A 20mA HI TEMP TO-220AB Isolated

QJ4016LH3TP
Littelfuse
1,000: ¥378.7
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
QJ4016LH3TP

Mouser Part #
576-QJ4016LH3TP

Littelfuse

Triacs 40V 16A 20mA HI TEMP TO-220AB Isolated

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

¥378.7

Min.: 1,000
Mult.: 1,000