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PSR Series Circuit Protection

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Types of Circuit Protection

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Part #

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

PSR070DL0050Z
Littelfuse
1: £277.91
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

£277.91

£236.84

£212.24

£181.11

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 900V FAST BLOW 700A

PSR073UL0700X
Littelfuse
1: £448.26
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

£448.26

£385.70

£376.59

Min.: 1
Mult.: 1

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

PSR072DL0500X
Littelfuse
1: £408.94
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

£408.94

£351.86

£312.25

Quote

Min.: 1
Mult.: 1

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

PSR070UL0050Z
Littelfuse
1: £276.31
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

£276.31

£243.17

View

Min.: 1
Mult.: 1

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

PSR032UL0400X
Littelfuse
1: £273.55
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

£273.55

£226.68

£208.91

£172.53

Min.: 1
Mult.: 1

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

PSR031FL0350Z
Littelfuse
1: £196.30
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

£196.30

£162.70

£149.98

£124.18

Min.: 1
Mult.: 1

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

PSR030FL0125Z
Littelfuse
1: £175.06
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

£175.06

£145.11

£133.78

£110.54

Min.: 1
Mult.: 1

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

PSR030FL0250Z
Littelfuse
1: £175.06
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

£175.06

£145.11

£133.78

£110.54

Min.: 1
Mult.: 1

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

PSR071FL0400Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

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

PSR070FL0280Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

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

PSR073UL0800X
Littelfuse
1: £408.42
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

£408.42

£385.70

£340.36

Min.: 1
Mult.: 1

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

PSR072FL0630Z
Littelfuse
1: £393.22
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

£393.22

£338.33

£300.23

Quote

Min.: 1
Mult.: 1

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

PSR070FL0080Z
Littelfuse
1: £273.55
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

£273.55

£226.68

£208.91

£172.53

Min.: 1
Mult.: 1

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

PSR070FL0200Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

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

PSR070FL0250Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

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

PSR070FS0200Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

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

PSR073FL0700Z
Littelfuse
1: £416.81
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

£416.81

£358.63

£318.25

Quote

Min.: 1
Mult.: 1

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

PSR031FL0700Z
Littelfuse
1: £273.55
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

£273.55

£226.68

£208.91

£172.53

Min.: 1
Mult.: 1

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

PSR070UL0080Z
Littelfuse
1: £277.91
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

£277.91

£236.84

£212.24

£181.11

Min.: 1
Mult.: 1

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

PSR070UL0250Z
Littelfuse
1: £306.70
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

£306.70

£263.90

£234.18

£201.81

Min.: 1
Mult.: 1

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

PSR073FS0700Z
Littelfuse
1: £416.81
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

£416.81

£358.63

£318.25

Quote

Min.: 1
Mult.: 1

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

PSR070UL0200Z
Littelfuse
1: £306.70
9Expected 05/05/2026

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 05/05/2026

£306.70

£263.90

£234.18

£201.81

Min.: 1
Mult.: 1

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

PSR070UL0100Z
Littelfuse
1: £277.91
5Expected 04/03/2026

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 04/03/2026

£277.91

£236.84

£212.24

£181.11

Min.: 1
Mult.: 1

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

PSR033DS0500X
Littelfuse
1: £353.89
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

£353.89

£304.49

£270.21

Quote

Min.: 1
Mult.: 1

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

PSR071FL0315Z
Littelfuse
1: £292.38
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

£292.38

£250.36

£223.23

£191.47

Min.: 1
Mult.: 1

PSR Series Circuit Protection

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