Powr-Speed® High-Speed Fuses

Littelfuse Powr-Speed® High-Speed Fuses protect critical power electronics from overcurrents that may cause damage to equipment. Littelfuse high-speed fuses are reliable, fast-acting devices that can reduce the amount of short circuit current and improve the life of power semiconductor devices. Littelfuse Powr-Speed Fuses are engineered with an innovative bridge design, arc-quenching material, and a robust element to provide fast, extreme current limitation.

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Current Rating
Voltage Rating AC
Voltage Rating DC
Interrupt Rating
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Fuse Size/Group
Indicator Style
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Littelfuse Specialty Fuses 1600A 700VAC SIZE 33 POWER-SPEED FLUSH M
Datasheet
67Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 1.6 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 2000A 700VAC SIZE 33 POWER-SPEED FLUSH M
Datasheet
15Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 2 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 450A 700V SIZE 33 Flush End In. Thred
Datasheet
3Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 450 A 700 VAC 600 VDC Holder Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 630A 700V SIZE 33 Flush End In. Thred
Datasheet
12Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 630 A 700 VAC 600 VDC Holder Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 900A 700V SIZE 33 Flush End In. Thred
Datasheet
9Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 900 A 700 VAC 600 VDC Holder Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 1000A 700V SIZE 33 Flush End In. Thred
Datasheet
6Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 1 A 700 VAC 600 VDC Holder Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 1250A 700VAC SIZE 33 POWER-SPEED FLUSH I
Datasheet
3Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 1.25 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 1400A 700VAC SIZE 33 POWER-SPEED FLUSH I
Datasheet
21Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 1.4 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 1500A 700VAC SIZE 33 POWER-SPEED FLUSH I
Datasheet
6Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 1.5 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 1800A 700VAC SIZE 33 POWER-SPEED FLUSH I
Datasheet
12Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 1.8 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 2000A 700VAC SIZE 33 POWER-SPEED FLUSH I
Datasheet
12Factory Stock Available
More Info Available
Min.: 3
Mult.: 3

PSR Specialty Fuses Square Body Fuses 2 A 700 VAC 500 VDC Snap In Quick Connect Fast Blow 33 Visual Side Indicator Bulk
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 450A
Datasheet
17Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 500A
Datasheet
4Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 550A
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 630A
Datasheet
12Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 800A
Datasheet
7Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 900A
Datasheet
14Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 1100A
Datasheet
16Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 1250A
Datasheet
79Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 1400A
Datasheet
4Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US LONG BL 1600A
Datasheet
8Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US SHRT BL 450A
Datasheet
6Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US SHRT BL 630A
Datasheet
9Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US SHRT BL 800A
Datasheet
8Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 33 US SHRT BL 1000A
Datasheet
7Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Blade Fuses Screw Knife Blade Fast Blow Visual Blown Fuse Box