Circuit Protection – Mouser Japan

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Engine Cooling System Solutions

Littelfuse Engine Cooling System Solutions offer protection against threats to the ability of an engine to cool using the right fluids. Threats to these cooling systems include overheating, load dumps, surges, and ESDs. Littelfuse solutions to these threats include Schottky and TVS diodes, diode arrays, MLVS, SMD PPTCs, and MOVs.

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Types of Circuit Protection

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Part #

Varistors 14V 14mm Epoxy AEC-Q200 AUMOV

V14E14AUTO
Littelfuse
1: ¥114.6
1,742In Stock
4,200Expected 2/22/2027

Mfr. Part #
V14E14AUTO

Mouser Part #
576-V14E14AUTO

Littelfuse

Varistors 14V 14mm Epoxy AEC-Q200 AUMOV

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Datasheet

1,742In Stock

4,200Expected 2/22/2027

¥114.6

¥81.4

¥73.3

¥64.3

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Min.: 1
Mult.: 1

Varistors 30V 14mm Epoxy AEC-Q200 AUMOV

V14E30AUTO
Littelfuse
1: ¥114.6
276In Stock

Mfr. Part #
V14E30AUTO

Mouser Part #
576-V14E30AUTO

Littelfuse

Varistors 30V 14mm Epoxy AEC-Q200 AUMOV

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Datasheet

276In Stock

¥114.6

¥81.4

¥73.3

¥64.3

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Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14E625AUTO
Littelfuse
1: ¥151.2
1,460In Stock

Mfr. Part #
V14E625AUTO

Mouser Part #
576-V14E625AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

1,460In Stock

¥151.2

¥108.3

¥97.8

¥86.2

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Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14H275AUTO
Littelfuse
1: ¥181
173In Stock

Mfr. Part #
V14H275AUTO

Mouser Part #
576-V14H275AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

173In Stock

¥181

¥131.2

¥118.8

¥104.8

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Min.: 1
Mult.: 1

Varistors 14V 14mm Phenolic AEC-Q200 AUMOV

V14P14AUTO
Littelfuse
1: ¥232.5
1,156In Stock

Mfr. Part #
V14P14AUTO

Mouser Part #
576-V14P14AUTO

Littelfuse

Varistors 14V 14mm Phenolic AEC-Q200 AUMOV

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Datasheet

1,156In Stock

¥232.5

¥143.7

¥127.9

¥105

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Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14P275AUTO
Littelfuse
1: ¥182.7
944In Stock

Mfr. Part #
V14P275AUTO

Mouser Part #
576-V14P275AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

944In Stock

¥182.7

¥131.2

¥118.6

¥104.5

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Min.: 1
Mult.: 1

Varistors 30V 14mm Phenolic AEC-Q200 AUMOV

V14P30AUTO
Littelfuse
1: ¥124.6
1,248In Stock

Mfr. Part #
V14P30AUTO

Mouser Part #
576-V14P30AUTO

Littelfuse

Varistors 30V 14mm Phenolic AEC-Q200 AUMOV

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Datasheet

1,248In Stock

¥124.6

¥88.9

¥80.1

¥70.3

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Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14P35AUTO
Littelfuse
1: ¥124.6
1,719In Stock

Mfr. Part #
V14P35AUTO

Mouser Part #
576-V14P35AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

1,719In Stock

¥124.6

¥88.9

¥80.1

¥70.3

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14P510AUTO
Littelfuse
1: ¥166.1
531In Stock

Mfr. Part #
V14P510AUTO

Mouser Part #
576-V14P510AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

531In Stock

¥166.1

¥119.8

¥108.3

¥95.7

¥89.7

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

V14P550AUTO
Littelfuse
1: ¥166.1
938In Stock

Mfr. Part #
V14P550AUTO

Mouser Part #
576-V14P550AUTO

Littelfuse

Varistors RADIAL VARISTOR 14MM ROHS/LEAD FREE

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Datasheet

938In Stock

¥166.1

¥119.8

¥108.3

¥95.7

¥89.7

Min.: 1
Mult.: 1

Varistors 1W 16V 2220 AEC-Q200

V16AUMLA2220NS
Littelfuse
1: ¥526.5
125In Stock
1,000Expected 11/10/2026

Mfr. Part #
V16AUMLA2220NS

Mouser Part #
576-V16AUMLA2220NS

Littelfuse

Varistors 1W 16V 2220 AEC-Q200

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Datasheet

125In Stock

1,000Expected 11/10/2026

Cut Tape

¥526.5

¥393.7

¥360.4

¥323.9

Reel

¥235.9

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MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors 18 VDC 6J 40V-CL

V18AUMLA1812NH
Littelfuse
1: ¥388.7
394In Stock

Mfr. Part #
V18AUMLA1812NH

Mouser Part #
576-V18AUMLA1812NH

Littelfuse

Varistors 18 VDC 6J 40V-CL

Datasheet

394In Stock

Cut Tape

¥388.7

¥287.4

¥262.4

¥235.9

View

Reel

¥196

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors 30V 20mm Epoxy AEC-Q200 AUMOV

V20E30AUTO
Littelfuse
1: ¥144.5
6In Stock

Mfr. Part #
V20E30AUTO

Mouser Part #
576-V20E30AUTO

Littelfuse

Varistors 30V 20mm Epoxy AEC-Q200 AUMOV

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Datasheet

6In Stock

¥144.5

¥103.6

¥93.5

¥82.4

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Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V20H300AUTO
Littelfuse
1: ¥360.4
600In Stock

Mfr. Part #
V20H300AUTO

Mouser Part #
576-V20H300AUTO

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

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Datasheet

600In Stock

¥360.4

¥225.9

¥212.6

¥181

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V20H320AUTO
Littelfuse
1: ¥259.1
125In Stock

Mfr. Part #
V20H320AUTO

Mouser Part #
576-V20H320AUTO

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

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Datasheet

125In Stock

¥259.1

¥189.4

¥172.7

¥151.8

¥120.8

Min.: 1
Mult.: 1

Varistors 25V 20mm Phenolic AEC-Q200 AUMOV

V20P25AUTO
Littelfuse
1: ¥292.3
902In Stock
5,600On Order

Mfr. Part #
V20P25AUTO

Mouser Part #
576-V20P25AUTO

Littelfuse

Varistors 25V 20mm Phenolic AEC-Q200 AUMOV

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Datasheet

902In Stock

5,600On Order

¥292.3

¥181

¥166.1

¥136.9

View

Min.: 1
Mult.: 1

Varistors 275 VAC 260J 710V-CL 10KA-PK

V20P275AUTO
Littelfuse
1: ¥189.4
795In Stock

Mfr. Part #
V20P275AUTO

Mouser Part #
576-V20P275AUTO

Littelfuse

Varistors 275 VAC 260J 710V-CL 10KA-PK

Learn More

Datasheet

795In Stock

¥189.4

¥136.9

¥123.9

¥109.8

¥103.8

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V20P320AUTO
Littelfuse
1: ¥189.4
1,046In Stock

Mfr. Part #
V20P320AUTO

Mouser Part #
576-V20P320AUTO

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

Learn More

Datasheet

1,046In Stock

¥189.4

¥136.9

¥123.9

¥109.8

¥103.8

Min.: 1
Mult.: 1

Varistors 42V 20mm Phenolic AEC-Q200 AUMOV

V20P42AUTO
Littelfuse
1: ¥292.3
2,712In Stock

Mfr. Part #
V20P42AUTO

Mouser Part #
576-V20P42AUTO

Littelfuse

Varistors 42V 20mm Phenolic AEC-Q200 AUMOV

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Datasheet

2,712In Stock

¥292.3

¥181

¥166.1

¥136.9

View

Min.: 1
Mult.: 1

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V20P50AUTO
Littelfuse
1: ¥207.6
203In Stock

Mfr. Part #
V20P50AUTO

Mouser Part #
576-V20P50AUTO

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

Learn More

Datasheet

203In Stock

Cut Tape

¥207.6

¥149.8

¥135.5

¥119.9

¥95.8

Reel

¥95.8

Min.: 1
Mult.: 1

: 400

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

V20P550AUTO
Littelfuse
1: ¥199.3
615In Stock

Mfr. Part #
V20P550AUTO

Mouser Part #
576-V20P550AUTO

Littelfuse

Varistors RADIAL VARISTOR 20MM ROHS/LEAD FREE

Learn More

Datasheet

615In Stock

¥199.3

¥145.5

¥131.9

¥116.8

¥111

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .37A 60V SMD AEC-Q200

ASMD050F-2
Littelfuse
1: ¥147.8
3,317In Stock

Mfr. Part #
ASMD050F-2

Mouser Part #
650-ASMD050F-2

Littelfuse

Resettable Fuses - PPTC .37A 60V SMD AEC-Q200

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Datasheet

3,317In Stock

Cut Tape

¥147.8

¥135.5

¥112.4

¥103.8

Reel

¥62.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC .6A 30V SMD AEC-Q200

ASMD075F-2
Littelfuse
1: ¥134.5
2,285In Stock

Mfr. Part #
ASMD075F-2

Mouser Part #
650-ASMD075F-2

Littelfuse

Resettable Fuses - PPTC .6A 30V SMD AEC-Q200

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Datasheet

2,285In Stock

Cut Tape

¥134.5

¥124.1

¥99.8

¥94.3

Reel

¥68.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.04A 16V SMD AEC-Q200

ASMD125F-2
Littelfuse
1: ¥137.9
1,634In Stock

Mfr. Part #
ASMD125F-2

Mouser Part #
650-ASMD125F-2

Littelfuse

Resettable Fuses - PPTC 1.04A 16V SMD AEC-Q200

Learn More

Datasheet

1,634In Stock

Cut Tape

¥137.9

¥116.6

¥93.3

¥88.7

View

Reel

¥61.8

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 1.85A 16V SMD AEC-Q200

ASMD185F-2
Littelfuse
1: ¥137.9
930In Stock

Mfr. Part #
ASMD185F-2

Mouser Part #
650-ASMD185F-2

Littelfuse

Resettable Fuses - PPTC 1.85A 16V SMD AEC-Q200

Learn More

Datasheet

930In Stock

Cut Tape

¥137.9

¥126.2

¥101.7

¥96

Reel

¥60.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500