Circuit Protection – Mouser Japan

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AC Protection & Motor Control in HVAC Solutions

Littelfuse AC Protection and Motor Control in HVAC Solutions are essential to improve energy efficiency in commercial and industrial buildings. These solutions include fuses, surge protection devices, voltage monitors, transducers, sensors, and time delay relays. Littelfuse AC Protection and Motor Control in HVAC products are designed for control units, rectifiers, inverters, communication interfaces, and user interfaces.

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Types of Circuit Protection

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Results: 1,997

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Part #

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

KLKR002.T
Littelfuse
1: ¥4,730.5
1,197In Stock

Mfr. Part #
KLKR002.T

Mouser Part #
576-KLKR002.T

Littelfuse

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

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Datasheet

1,197In Stock

¥4,730.5

¥4,149.2

¥4,034.6

¥3,341.9

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

KLKD004.T
Littelfuse
1: ¥3,704
1,235In Stock

Mfr. Part #
KLKD004.T

Mouser Part #
576-KLKD004.T

Littelfuse

Industrial & Electrical Fuses 4A 600VAC 600VDC Midget

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Datasheet

1,235In Stock

¥3,704

¥3,312

¥2,923.4

¥2,662.6

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA28CA
Littelfuse
1: ¥1,880.3
2,275In Stock

Mfr. Part #
15KPA28CA

Mouser Part #
576-15KPA28CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

2,275In Stock

Cut Tape

¥1,880.3

¥1,428.5

¥1,121.2

¥916.9

Reel

¥915.2

Min.: 1
Mult.: 1

: 800

Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo

KLDR1.25TXP
Littelfuse
1: ¥7,183.8
98In Stock

Mfr. Part #
KLDR1.25TXP

Mouser Part #
576-KLDR1.25TXP

Littelfuse

Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo

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Datasheet

98In Stock

¥7,183.8

¥5,964.7

¥5,471.3

¥4,620.9

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

KLKR01.5T
Littelfuse
1: ¥5,272
148In Stock

Mfr. Part #
KLKR01.5T

Mouser Part #
576-KLKR01.5T

Littelfuse

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

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Datasheet

148In Stock

¥5,272

¥4,400

¥2,873.5

¥2,629.4

¥2,541.3

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS200.V
Littelfuse
1: ¥27,803.5
65In Stock

Mfr. Part #
L70QS200.V

Mouser Part #
576-L70QS200.V

Littelfuse

Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

65In Stock

¥27,803.5

¥23,636

¥21,059.8

¥18,307.5

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo

KLDR003.TXP
Littelfuse
1: ¥6,208.8
655In Stock

Mfr. Part #
KLDR003.TXP

Mouser Part #
576-KLDR003.TXP

Littelfuse

Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo

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Datasheet

655In Stock

¥6,208.8

¥5,152.4

¥3,976.4

¥3,504.7

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS090.T
Littelfuse
1: ¥9,512.5
62In Stock

Mfr. Part #
L50QS090.T

Mouser Part #
576-L50QS090.T

Littelfuse

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

62In Stock

¥9,512.5

¥8,391.4

¥6,841.7

¥6,678.9

¥6,124.1

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS600.X
Littelfuse
1: ¥58,462.2
16In Stock

Mfr. Part #
L70QS600.X

Mouser Part #
576-L70QS600.X

Littelfuse

Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

16In Stock

¥58,462.2

¥49,710.4

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 630A 1250VAC SIZE 72 POWER-SPEED FLUSH M

PSR072FL0630Z
Littelfuse
1: ¥80,299.4
4In Stock

Mfr. Part #
PSR072FL0630Z

Mouser Part #
576-PSR072FL0630Z

Littelfuse

Industrial & Electrical Fuses 630A 1250VAC SIZE 72 POWER-SPEED FLUSH M

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Datasheet

4In Stock

¥80,299.4

¥70,037.7

¥68,029.6

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA120CA
Littelfuse
1: ¥1,870.3
988In Stock

Mfr. Part #
15KPA120CA

Mouser Part #
576-15KPA120CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

988In Stock

Cut Tape

¥1,870.3

¥1,509.8

¥1,219.2

¥1,031.5

Reel

¥915.2

Min.: 1
Mult.: 1

: 800

Thyristor Surge Protection Devices - TSPD 350V 5000A TO218

P3800MEL
Littelfuse
1: ¥1,715.8
452In Stock

Mfr. Part #
P3800MEL

Mouser Part #
576-P3800MEL

Littelfuse

Thyristor Surge Protection Devices - TSPD 350V 5000A TO218

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Datasheet

452In Stock

¥1,715.8

¥1,190.9

¥1,152.7

¥1,079.7

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA180A
Littelfuse
1: ¥1,870.3
861In Stock
800Expected 8/17/2026

Mfr. Part #
15KPA180A

Mouser Part #
576-15KPA180A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

861In Stock

800Expected 8/17/2026

Cut Tape

¥1,870.3

¥1,591.2

¥1,317.2

¥1,151.1

Reel

¥1,116.2

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA22A
Littelfuse
1: ¥1,460
556In Stock

Mfr. Part #
15KPA22A

Mouser Part #
576-15KPA22A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

556In Stock

Cut Tape

¥1,460

¥1,134.5

¥842.1

¥687.7

Reel

¥686

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA22CA
Littelfuse
1: ¥1,250.7
1,051In Stock

Mfr. Part #
15KPA22CA

Mouser Part #
576-15KPA22CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

1,051In Stock

Cut Tape

¥1,250.7

¥1,116.2

¥915.2

¥784

Reel

¥782.3

¥686

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA40A
Littelfuse
1: ¥1,870.3
1,434In Stock

Mfr. Part #
15KPA40A

Mouser Part #
576-15KPA40A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

1,434In Stock

Cut Tape

¥1,870.3

¥1,428.5

¥1,121.2

¥916.9

Reel

¥915.2

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA90A
Littelfuse
1: ¥1,870.3
582In Stock

Mfr. Part #
15KPA90A

Mouser Part #
576-15KPA90A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

582In Stock

Cut Tape

¥1,870.3

¥1,451.7

¥1,169.3

¥1,109.5

Reel

¥1,107.9

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA90CA
Littelfuse
1: ¥1,870.3
786In Stock

Mfr. Part #
15KPA90CA

Mouser Part #
576-15KPA90CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

786In Stock

Cut Tape

¥1,870.3

¥1,509.8

¥1,219.2

¥1,031.5

Reel

¥915.2

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA220CA
Littelfuse
1: ¥2,277.2
1,324In Stock

Mfr. Part #
15KPA220CA

Mouser Part #
576-15KPA220CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

1,324In Stock

Cut Tape

¥2,277.2

¥1,710.8

¥1,401.9

¥1,146.1

Reel

¥1,144.4

Min.: 1
Mult.: 1

: 800

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

JLLN300.X
Littelfuse
1: ¥27,972.9
97In Stock

Mfr. Part #
JLLN300.X

Mouser Part #
576-JLLN300.X

Littelfuse

Industrial & Electrical Fuses 300A 300VAC 125VDC Class T

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Datasheet

97In Stock

¥27,972.9

¥23,190.9

¥21,383.7

¥17,676.4

¥16,269.5

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS450.X
Littelfuse
1: ¥62,848.9
5In Stock

Mfr. Part #
L70QS450.X

Mouser Part #
576-L70QS450.X

Littelfuse

Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

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Datasheet

5In Stock

¥62,848.9

¥53,721.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

L75QS200.V
Littelfuse
1: ¥28,447.9
73In Stock

Mfr. Part #
L75QS200.V

Mouser Part #
576-L75QS200.V

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

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Datasheet

73In Stock

¥28,447.9

¥22,591.3

¥20,166.2

¥17,739.5

Min.: 1
Mult.: 1

Varistors 320V 20mm Epoxy UltraMOV

V20E320PL1T
Littelfuse
1: ¥214.3
6,000In Stock

Mfr. Part #
V20E320PL1T

Mouser Part #
576-V20E320PL1T

Littelfuse

Varistors 320V 20mm Epoxy UltraMOV

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Datasheet

6,000In Stock

Cut Tape

¥214.3

¥150

¥136.9

¥115.9

Reel

¥87.4

View

Min.: 1
Mult.: 1

: 400

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA51A
Littelfuse
1: ¥1,677.6
519In Stock

Mfr. Part #
15KPA51A

Mouser Part #
576-15KPA51A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

Learn More

Datasheet

519In Stock

Cut Tape

¥1,677.6

¥1,391.9

¥1,121.2

¥916.9

Reel

¥915.2

Min.: 1
Mult.: 1

: 800

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

L75QS080.V
Littelfuse
1: ¥19,553.3
28In Stock

Mfr. Part #
L75QS080.V

Mouser Part #
576-L75QS080.V

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 80A

Learn More

Datasheet

28In Stock

¥19,553.3

¥16,066.9

¥15,630

Min.: 1
Mult.: 1