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Littelfuse PSR Series Circuit Protection

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Manufacturer = Littelfuse Series = PSR

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Part #

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 DIN 110MM 50A

PSR070DL0050Z
Littelfuse
1: $370.23
35In Stock

Mfr. Part No.
PSR070DL0050Z

Mouser Part No
576-PSR070DL0050Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 DIN 110MM 50A

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Datasheet

35In Stock

$370.23

$315.51

$282.74

$241.28

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 900V FAST BLOW 700A

PSR073UL0700X
Littelfuse
1: $597.17
6In Stock

Mfr. Part No.
PSR073UL0700X

Mouser Part No
576-PSR073UL0700X

Littelfuse

Industrial & Electrical Fuses 900V FAST BLOW 700A

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Datasheet

6In Stock

$597.17

$513.83

$501.69

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A

PSR072DL0500X
Littelfuse
1: $544.78
7In Stock

Mfr. Part No.
PSR072DL0500X

Mouser Part No
576-PSR072DL0500X

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A

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Datasheet

7In Stock

$544.78

$468.75

$415.97

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 50A

PSR070UL0050Z
Littelfuse
1: $368.10
1In Stock

Mfr. Part No.
PSR070UL0050Z

Mouser Part No
576-PSR070UL0050Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 50A

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Datasheet

1In Stock

$368.10

$323.95

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB Size 32 US LONG BL 400A

PSR032UL0400X
Littelfuse
1: $364.41
2In Stock

Mfr. Part No.
PSR032UL0400X

Mouser Part No
576-PSR032UL0400X

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB Size 32 US LONG BL 400A

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Datasheet

2In Stock

$364.41

$301.98

$278.31

$229.84

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 350A 700V SIZE 31 Flush End Mtrc Thred

PSR031FL0350Z
Littelfuse
1: $261.51
1In Stock

Mfr. Part No.
PSR031FL0350Z

Mouser Part No
576-PSR031FL0350Z

Littelfuse

Industrial & Electrical Fuses 350A 700V SIZE 31 Flush End Mtrc Thred

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Datasheet

1In Stock

$261.51

$216.75

$199.80

$165.44

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 125A 700VAC SIZE 30 POWER-SPEED FLUSH M

PSR030FL0125Z
Littelfuse
1: $233.22
9In Stock

Mfr. Part No.
PSR030FL0125Z

Mouser Part No
576-PSR030FL0125Z

Littelfuse

Industrial & Electrical Fuses 125A 700VAC SIZE 30 POWER-SPEED FLUSH M

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Datasheet

9In Stock

$233.22

$193.31

$178.22

$147.26

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 700VAC SIZE 30 POWER-SPEED FLUSH M

PSR030FL0250Z
Littelfuse
1: $233.22
6In Stock

Mfr. Part No.
PSR030FL0250Z

Mouser Part No
576-PSR030FL0250Z

Littelfuse

Industrial & Electrical Fuses 250A 700VAC SIZE 30 POWER-SPEED FLUSH M

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Datasheet

6In Stock

$233.22

$193.31

$178.22

$147.26

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 1250VAC SIZE 71 POWER-SPEED FLUSH M

PSR071FL0400Z
Littelfuse
1: $389.50
4In Stock

Mfr. Part No.
PSR071FL0400Z

Mouser Part No
576-PSR071FL0400Z

Littelfuse

Industrial & Electrical Fuses 400A 1250VAC SIZE 71 POWER-SPEED FLUSH M

Learn More

Datasheet

4In Stock

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 280A 1000V SIZE 70 Flush End Mtrc Thred

PSR070FL0280Z
Littelfuse
1: $389.50
3In Stock

Mfr. Part No.
PSR070FL0280Z

Mouser Part No
576-PSR070FL0280Z

Littelfuse

Industrial & Electrical Fuses 280A 1000V SIZE 70 Flush End Mtrc Thred

Learn More

Datasheet

3In Stock

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 800A

PSR073UL0800X
Littelfuse
1: $544.09
9In Stock

Mfr. Part No.
PSR073UL0800X

Mouser Part No
576-PSR073UL0800X

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 800A

Datasheet

9In Stock

$544.09

$513.83

$453.42

Min.: 1
Mult.: 1

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

PSR072FL0630Z
Littelfuse
1: $523.84
4In Stock

Mfr. Part No.
PSR072FL0630Z

Mouser Part No
576-PSR072FL0630Z

Littelfuse

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

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Datasheet

4In Stock

$523.84

$450.72

$399.97

Quote

Min.: 1
Mult.: 1

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

PSR070FL0080Z
Littelfuse
1: $364.41
1In Stock

Mfr. Part No.
PSR070FL0080Z

Mouser Part No
576-PSR070FL0080Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$364.41

$301.98

$278.31

$229.84

Min.: 1
Mult.: 1

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

PSR070FL0200Z
Littelfuse
1: $389.50
1In Stock

Mfr. Part No.
PSR070FL0200Z

Mouser Part No
576-PSR070FL0200Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

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

PSR070FL0250Z
Littelfuse
1: $389.50
1In Stock

Mfr. Part No.
PSR070FL0250Z

Mouser Part No
576-PSR070FL0250Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

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

PSR070FS0200Z
Littelfuse
1: $389.50
1In Stock

Mfr. Part No.
PSR070FS0200Z

Mouser Part No
576-PSR070FS0200Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

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

PSR073FL0700Z
Littelfuse
1: $555.26
1In Stock

Mfr. Part No.
PSR073FL0700Z

Mouser Part No
576-PSR073FL0700Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$555.26

$477.76

$423.97

Quote

Min.: 1
Mult.: 1

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

PSR031FL0700Z
Littelfuse
1: $364.41
1In Stock

Mfr. Part No.
PSR031FL0700Z

Mouser Part No
576-PSR031FL0700Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$364.41

$301.98

$278.31

$229.84

Min.: 1
Mult.: 1

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

PSR070UL0080Z
Littelfuse
1: $370.23
1In Stock

Mfr. Part No.
PSR070UL0080Z

Mouser Part No
576-PSR070UL0080Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$370.23

$315.51

$282.74

$241.28

Min.: 1
Mult.: 1

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

PSR070UL0250Z
Littelfuse
1: $408.59
2In Stock

Mfr. Part No.
PSR070UL0250Z

Mouser Part No
576-PSR070UL0250Z

Littelfuse

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

Learn More

Datasheet

2In Stock

$408.59

$351.56

$311.97

$268.85

Min.: 1
Mult.: 1

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

PSR073FS0700Z
Littelfuse
1: $555.26
1In Stock

Mfr. Part No.
PSR073FS0700Z

Mouser Part No
576-PSR073FS0700Z

Littelfuse

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

Learn More

Datasheet

1In Stock

$555.26

$477.76

$423.97

Quote

Min.: 1
Mult.: 1

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

PSR070UL0200Z
Littelfuse
1: $408.59
9Expected 2026/05/05

Mfr. Part No.
PSR070UL0200Z

Mouser Part No
576-PSR070UL0200Z

Littelfuse

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

Learn More

Datasheet

9Expected 2026/05/05

$408.59

$351.56

$311.97

$268.85

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 100A

PSR070UL0100Z
Littelfuse
1: $370.23
5Expected 2026/03/04

Mfr. Part No.
PSR070UL0100Z

Mouser Part No
576-PSR070UL0100Z

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 100A

Learn More

Datasheet

5Expected 2026/03/04

$370.23

$315.51

$282.74

$241.28

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 33 DIN 80MM 500A

PSR033DS0500X
Littelfuse
1: $471.45
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
PSR033DS0500X

Mouser Part No
576-PSR033DS0500X

Littelfuse

Industrial & Electrical Fuses POWR-SPEED SQB SIZE 33 DIN 80MM 500A

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

$471.45

$405.64

$359.97

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 315A 1250VAC SIZE 71 POWER-SPEED FLUSH M

PSR071FL0315Z
Littelfuse
1: $389.50
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
PSR071FL0315Z

Mouser Part No
576-PSR071FL0315Z

Littelfuse

Industrial & Electrical Fuses 315A 1250VAC SIZE 71 POWER-SPEED FLUSH M

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

$389.50

$333.53

$297.38

$255.07

Min.: 1
Mult.: 1

Littelfuse PSR Series Circuit Protection

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