Circuit Protection – Mouser Canada

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Types of Circuit Protection

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Part #

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS050.T
Littelfuse
1: $93.87
23In Stock

Mfr. Part #
L50QS050.T

Mouser Part #
576-L50QS050.T

Littelfuse

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

23In Stock

$93.87

$77.86

$71.81

$59.45

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS070.T
Littelfuse
1: $104.27
17In Stock

Mfr. Part #
L50QS070.T

Mouser Part #
576-L50QS070.T

Littelfuse

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

17In Stock

$104.27

$86.48

$79.77

$64.07

View

Min.: 1
Mult.: 1

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

L50QS275.V
Littelfuse
1: $231.26
4In Stock

Mfr. Part #
L50QS275.V

Mouser Part #
576-L50QS275.V

Littelfuse

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

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Datasheet

4In Stock

$231.26

$191.75

$178.46

$146.98

$136.48

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS700.X
Littelfuse
1: $564.77
1In Stock

Mfr. Part #
L50QS700.X

Mouser Part #
576-L50QS700.X

Littelfuse

Industrial & Electrical Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

1In Stock

$564.77

$468.02

$431.34

$356.21

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 300A

L75QS300.X
Littelfuse
1: $408.36
5In Stock
18On Order

Mfr. Part #
L75QS300.X

Mouser Part #
576-L75QS300.X

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 300A

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Datasheet

5In Stock

18On Order

$408.36

$338.47

$312.02

$258.36

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

L75QS600.X
Littelfuse
1: $660.36
2In Stock

Mfr. Part #
L75QS600.X

Mouser Part #
576-L75QS600.X

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 600A

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Datasheet

2In Stock

$660.36

$568.18

$504.22

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 700A 700V SIZE 31 Flush End Mtrc Thred

PSR031FL0700Z
Littelfuse
1: $559.28
1In Stock

Mfr. Part #
PSR031FL0700Z

Mouser Part #
576-PSR031FL0700Z

Littelfuse

Industrial & Electrical Fuses 700A 700V SIZE 31 Flush End Mtrc Thred

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Datasheet

1In Stock

$559.28

$463.46

$427.13

$352.74

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0080Z
Littelfuse
1: $559.28
1In Stock

Mfr. Part #
PSR070FL0080Z

Mouser Part #
576-PSR070FL0080Z

Littelfuse

Industrial & Electrical Fuses 80A 1000V SIZE 70 Flush End Mtrc Thred

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Datasheet

1In Stock

$559.28

$463.46

$427.13

$352.74

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0200Z
Littelfuse
1: $597.78
1In Stock

Mfr. Part #
PSR070FL0200Z

Mouser Part #
576-PSR070FL0200Z

Littelfuse

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred

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Datasheet

1In Stock

$597.78

$511.88

$456.40

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0250Z
Littelfuse
1: $597.78
1In Stock

Mfr. Part #
PSR070FL0250Z

Mouser Part #
576-PSR070FL0250Z

Littelfuse

Industrial & Electrical Fuses 250A 1000V SIZE 70 Flush End Mtrc Thred

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Datasheet

1In Stock

$597.78

$511.88

$456.40

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End In Thread

PSR070FS0200Z
Littelfuse
1: $597.78
1In Stock

Mfr. Part #
PSR070FS0200Z

Mouser Part #
576-PSR070FS0200Z

Littelfuse

Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End In Thread

Learn More

Datasheet

1In Stock

$597.78

$511.88

$456.40

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 250A

PSR070UL0250Z
Littelfuse
1: $627.06
2In Stock

Mfr. Part #
PSR070UL0250Z

Mouser Part #
576-PSR070UL0250Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 250A

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Datasheet

2In Stock

$627.06

$539.55

$478.80

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 700A 1250V SIZE 73 Flush End Mtrc Thred

PSR073FL0700Z
Littelfuse
1: $852.17
1In Stock

Mfr. Part #
PSR073FL0700Z

Mouser Part #
576-PSR073FL0700Z

Littelfuse

Industrial & Electrical Fuses 700A 1250V SIZE 73 Flush End Mtrc Thred

Learn More

Datasheet

1In Stock

$852.17

$733.24

$650.69

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 700A 1250V SIZE 73 Flush End In Thread

PSR073FS0700Z
Littelfuse
1: $852.17
1In Stock

Mfr. Part #
PSR073FS0700Z

Mouser Part #
576-PSR073FS0700Z

Littelfuse

Industrial & Electrical Fuses 700A 1250V SIZE 73 Flush End In Thread

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Datasheet

1In Stock

$852.17

$733.24

$650.69

Quote

Min.: 1
Mult.: 1

NTC Thermistors 100K OHM 2% RING LUG ASMBLY

USUR1000-104G-06
Littelfuse
1: $16.69
78In Stock

Mfr. Part #
USUR1000-104G-06

Mouser Part #
576-USUR1000-104G-06

Littelfuse

NTC Thermistors 100K OHM 2% RING LUG ASMBLY

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Datasheet

78In Stock

$16.69

$15.12

$14.54

$13.63

View

Min.: 1
Mult.: 1

NTC Thermistors 10K OHM 2% RING LUG ASMBLY

USUR1000-103G-06
Littelfuse
1: $15.18
51In Stock
150Expected 2026-06-18

Mfr. Part #
USUR1000-103G-06

Mouser Part #
803-USUR1000-103G-06

Littelfuse

NTC Thermistors 10K OHM 2% RING LUG ASMBLY

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Datasheet

51In Stock

150Expected 2026-06-18

$15.18

$13.74

$13.22

$12.57

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 80A

PSR070UL0080Z
Littelfuse
1: $568.20
1In Stock

Mfr. Part #
PSR070UL0080Z

Mouser Part #
576-PSR070UL0080Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 80A

Learn More

Datasheet

1In Stock

$568.20

$484.22

$433.93

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A

PSR070UL0200Z
Littelfuse
1: $627.06
9Expected 2026-05-05

Mfr. Part #
PSR070UL0200Z

Mouser Part #
576-PSR070UL0200Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A

Learn More

Datasheet

9Expected 2026-05-05

$627.06

$539.55

$478.80

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 900V FAST BLOW 350A

PSR070UL0350Z
Littelfuse
1: $659.22
6Expected 2026-04-06

Mfr. Part #
PSR070UL0350Z

Mouser Part #
576-PSR070UL0350Z

Littelfuse

Industrial & Electrical Fuses 900V FAST BLOW 350A

Datasheet

6Expected 2026-04-06

$659.22

$622.55

$549.38

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 30 US SHORT BL 630A

PSR030US0630Z
Littelfuse
1: $410.18
3Factory Stock Available

Mfr. Part #
PSR030US0630Z

Mouser Part #
576-PSR030US0630Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 30 US SHORT BL 630A

Datasheet

3Factory Stock Available

More Info Available

$410.18

$387.37

$341.83

$296.22

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 630A 700V SIZE 31 Flush End Mtrc Thred

PSR031FL0630Z
Littelfuse
1: $559.28
27Factory Stock Available

Mfr. Part #
PSR031FL0630Z

Mouser Part #
576-PSR031FL0630Z

Littelfuse

Industrial & Electrical Fuses 630A 700V SIZE 31 Flush End Mtrc Thred

Learn More

Datasheet

27Factory Stock Available

More Info Available

$559.28

$463.46

$427.13

$352.74

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US LONG BL 700A

PSR031UL0700Z
Littelfuse
1: $584.44
3Factory Stock Available

Mfr. Part #
PSR031UL0700Z

Mouser Part #
576-PSR031UL0700Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US LONG BL 700A

Learn More

Datasheet

3Factory Stock Available

More Info Available

$584.44

$498.05

$446.32

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US LONG BL 900A

PSR031UL0900Z
Littelfuse
1: $585.97
6Factory Stock Available

Mfr. Part #
PSR031UL0900Z

Mouser Part #
576-PSR031UL0900Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US LONG BL 900A

Datasheet

6Factory Stock Available

More Info Available

$585.97

$553.38

$488.33

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHORT BL 900A

PSR031US0900Z
Littelfuse
3: $571.33
12Factory Stock Available

Mfr. Part #
PSR031US0900Z

Mouser Part #
576-PSR031US0900Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHORT BL 900A

Datasheet

12Factory Stock Available

More Info Available

$571.33

$539.55

$476.13

Min.: 3
Mult.: 3

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 32 DIN 110MM 1250A

PSR032DL1250X
Littelfuse
1: $732.47
3Factory Stock Available

Mfr. Part #
PSR032DL1250X

Mouser Part #
576-PSR032DL1250X

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 32 DIN 110MM 1250A

Datasheet

3Factory Stock Available

More Info Available

$732.47

$691.73

$610.41

Min.: 1
Mult.: 1

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