Circuit Protection – Mouser Japan

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Renewable Energy Solutions

Littelfuse provides a wide range of renewable energy solutions that include high-speed fuses, fast-acting relays, surge protection devices, and temperature sensors. These products from Littelfuse are designed to protect equipment from arc-flashes and fault conditions caused by equipment failure, phase-to-phase or ground faults, insulation breakdown, or temperature extremes. This selection of fuses, relays, surge protection devices, and temperature sensors can be found and used in Battery Energy Storage Systems (BESS), Solar/Photovoltaic (PV) energy solutions, and wind turbines.

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Types of Circuit Protection

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Results: 336

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Part #

NTC Thermistors THERMISTOR, US SENSOR

375Y1G2K
Littelfuse
1: ¥156.1
1,464Expected 10/5/2026

Mfr. Part #
375Y1G2K

Mouser Part #
803-375Y1G2K

NTC Thermistors THERMISTOR, US SENSOR

Datasheet

1,464Expected 10/5/2026

¥156.1

¥147.5

¥138.2

¥131.9

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 800A 250VAC 200VDC FF L25S POWR-SPEED

L25S800.V
Littelfuse
1: ¥25,589.4
1Expected 12/21/2026

Mfr. Part #
L25S800.V

Mouser Part #
576-L25S800.V

Industrial & Electrical Fuses 800A 250VAC 200VDC FF L25S POWR-SPEED

Datasheet

1Expected 12/21/2026

¥25,589.4

¥24,514.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS040.V
Littelfuse
1: ¥14,864.3
9Expected 9/17/2026

Mfr. Part #
L70QS040.V

Mouser Part #
576-L70QS040.V

Industrial & Electrical Fuses 40A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

9Expected 9/17/2026

¥14,864.3

¥13,809.6

¥12,552.2

¥10,907.8

¥10,042.4

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 100A 500VAC 450VDC FF L50S POWR-SPEED

L50S100.T
Littelfuse
1: ¥10,977.5
19Expected 9/3/2026

Mfr. Part #
L50S100.T

Mouser Part #
576-L50S100.T

Industrial & Electrical Fuses 100A 500VAC 450VDC FF L50S POWR-SPEED

Datasheet

19Expected 9/3/2026

¥10,977.5

¥10,198.5

¥9,216.9

¥7,924.6

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 500VAC 450VDC FF L50S POWR-SPEED

L50S300.V
Littelfuse
1: ¥22,573
2Expected 9/3/2026

Mfr. Part #
L50S300.V

Mouser Part #
576-L50S300.V

Industrial & Electrical Fuses 300A 500VAC 450VDC FF L50S POWR-SPEED

Datasheet

2Expected 9/3/2026

¥22,573

¥21,705.9

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 50A 700VAC 650VDC FF L70S POWR-SPEED

L70S050.T
Littelfuse
1: ¥14,266.3
3Expected 9/10/2026

Mfr. Part #
L70S050.T

Mouser Part #
576-L70S050.T

Industrial & Electrical Fuses 50A 700VAC 650VDC FF L70S POWR-SPEED

Datasheet

3Expected 9/10/2026

¥14,266.3

¥13,283

¥12,020.7

¥10,377.9

¥9,555.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 50A 500VAC 450VDC FF L50S POWR-SPEED

L50S050.T
Littelfuse
1: ¥10,937.7
66Stock Available

Mfr. Part #
L50S050.T

Mouser Part #
576-L50S050.T

Industrial & Electrical Fuses 50A 500VAC 450VDC FF L50S POWR-SPEED

Datasheet

66Stock Available

More Info Available

¥10,937.7

¥9,182

¥8,188.7

¥7,278.5

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 700VAC 650VDC FF L70S POWR-SPEED

L70S300.V
Littelfuse
1: ¥38,671.4
60Factory Stock Available

Mfr. Part #
L70S300.V

Mouser Part #
576-L70S300.V

Industrial & Electrical Fuses 300A 700VAC 650VDC FF L70S POWR-SPEED

Datasheet

60Factory Stock Available

More Info Available

¥38,671.4

¥37,146.6

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 45A 250VAC 250VDC FF L25S POWR-SPEED

L25S045.T
Littelfuse
1: ¥12,643.5
6Factory Stock Available

Mfr. Part #
L25S045.T

Mouser Part #
576-L25S045.T

Industrial & Electrical Fuses 45A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

6Factory Stock Available

More Info Available

¥12,643.5

¥12,165.2

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 250VAC 250VDC FF L25S POWR-SPEED

L25S070.V
Littelfuse
1: ¥14,744.7
1Factory Stock Available

Mfr. Part #
L25S070.V

Mouser Part #
576-L25S070.V

Industrial & Electrical Fuses 70A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

1Factory Stock Available

More Info Available

¥14,744.7

¥14,173.3

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 250VAC 250VDC FF L25S POWR-SPEED

L25S080.V
Littelfuse
1: ¥15,435.7
33Stock Available

Mfr. Part #
L25S080.V

Mouser Part #
576-L25S080.V

Industrial & Electrical Fuses 80A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

33Stock Available

More Info Available

¥15,435.7

¥13,719.9

¥12,881.1

¥12,299.7

¥12,065.5

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 250VAC 250VDC FF L25S POWR-SPEED

L25S090.V
Littelfuse
1: ¥14,968.9
23Factory Stock Available

Mfr. Part #
L25S090.V

Mouser Part #
576-L25S090.V

Industrial & Electrical Fuses 90A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

23Factory Stock Available

More Info Available

¥14,968.9

¥12,927.6

¥12,733.2

¥12,160.2

¥12,083.8

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 250VAC 250VDC FF L25S POWR-SPEED

L25S200.V
Littelfuse
1: ¥14,317.8
11Factory Stock Available

Mfr. Part #
L25S200.V

Mouser Part #
576-L25S200.V

Industrial & Electrical Fuses 200A 250VAC 250VDC FF L25S POWR-SPEED

Datasheet

11Factory Stock Available

More Info Available

¥14,317.8

¥13,349.5

¥13,299.6

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 225A 250VAC 200VDC FF L25S POWR-SPEED

L25S225.V
Littelfuse
1: ¥19,608.1
3Factory Stock Available

Mfr. Part #
L25S225.V

Mouser Part #
576-L25S225.V

Industrial & Electrical Fuses 225A 250VAC 200VDC FF L25S POWR-SPEED

Datasheet

3Factory Stock Available

More Info Available

¥19,608.1

¥18,859

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 350A 250VAC 200VDC FF L25S POWR-SPEED

L25S350.V
Littelfuse
1: ¥19,599.8
2Factory Stock Available

Mfr. Part #
L25S350.V

Mouser Part #
576-L25S350.V

Industrial & Electrical Fuses 350A 250VAC 200VDC FF L25S POWR-SPEED

Datasheet

2Factory Stock Available

More Info Available

¥19,599.8

¥18,850.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 250VAC 200VDC FF L25S POWR-SPEED

L25S450.V
Littelfuse
1: ¥19,822.4
3Factory Stock Available

Mfr. Part #
L25S450.V

Mouser Part #
576-L25S450.V

Industrial & Electrical Fuses 450A 250VAC 200VDC FF L25S POWR-SPEED

Datasheet

3Factory Stock Available

More Info Available

¥19,822.4

¥17,824.2

¥16,633.3

¥13,866

¥12,764.8

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 500A 250VAC 200VDC FF L25S POWR-SPEED

L25S500.V
Littelfuse
1: ¥19,601.5
1Factory Stock Available

Mfr. Part #
L25S500.V

Mouser Part #
576-L25S500.V

Industrial & Electrical Fuses 500A 250VAC 200VDC FF L25S POWR-SPEED

Datasheet

1Factory Stock Available

More Info Available

¥19,601.5

¥18,852.4

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS275.V
Littelfuse
1: ¥22,858.7
3Factory Stock Available

Mfr. Part #
L50QS275.V

Mouser Part #
576-L50QS275.V

Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

Datasheet

3Factory Stock Available

More Info Available

¥22,858.7

¥21,297.3

¥19,234.4

¥16,430.6

¥15,123.4

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 125A 600VAC VDC FF L60S POWR-SPEED

L60S125.X
Littelfuse
1: ¥25,697.3
2Factory Stock Available

Mfr. Part #
L60S125.X

Mouser Part #
576-L60S125.X

Industrial & Electrical Fuses 125A 600VAC VDC FF L60S POWR-SPEED

Datasheet

2Factory Stock Available

More Info Available

¥25,697.3

¥23,114.5

¥21,323.9

¥17,628.2

¥16,224.6

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 90A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS090.V
Littelfuse
1: ¥22,538.1
7Factory Stock Available

Mfr. Part #
L70QS090.V

Mouser Part #
576-L70QS090.V

Industrial & Electrical Fuses 90A 700VAC 700VDC FF L70QS POWR-SPEED

Datasheet

7Factory Stock Available

More Info Available

¥22,538.1

¥17,536.8

¥14,643.4

¥13,480.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 225A 700VAC 650VDC FF L70S POWR-SPEED

L70S225.V
Littelfuse
1: ¥39,443.8
1Factory Stock Available

Mfr. Part #
L70S225.V

Mouser Part #
576-L70S225.V

Industrial & Electrical Fuses 225A 700VAC 650VDC FF L70S POWR-SPEED

Datasheet

1Factory Stock Available

More Info Available

¥39,443.8

¥32,671.9

¥31,240.1

¥29,798.3

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 175A

L75QS175.V
Littelfuse
1: ¥27,981.2
58Factory Stock Available

Mfr. Part #
L75QS175.V

Mouser Part #
576-L75QS175.V

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 175A

Datasheet

58Factory Stock Available

More Info Available

¥27,981.2

¥23,451.7

¥21,843.8

¥20,405.4

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 450A

L75QS450.X
Littelfuse
1: ¥68,021.3
15Factory Stock Available

Mfr. Part #
L75QS450.X

Mouser Part #
576-L75QS450.X

Industrial & Electrical Fuses 750V FAST BLOW 450A

Datasheet

15Factory Stock Available

More Info Available

¥68,021.3

¥64,679.3

¥63,020

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750V FAST BLOW 700A

L75QS700.X
Littelfuse
1: ¥80,912.3
1Factory Stock Available

Mfr. Part #
L75QS700.X

Mouser Part #
576-L75QS700.X

Industrial & Electrical Fuses 750V FAST BLOW 700A

Datasheet

1Factory Stock Available

More Info Available

¥80,912.3

¥76,934.2

¥74,957.6

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 80A

PSX1XLDB0080X
Littelfuse
1: ¥64,112.9
8Factory Stock Available

Mfr. Part #
PSX1XLDB0080X

Mouser Part #
576-PSX1XLDB0080X

Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 80A

Datasheet

8Factory Stock Available

More Info Available

¥64,112.9

¥52,389.6

¥44,516.5

Quote

Min.: 1
Mult.: 1