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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Qty. RoHS ECAD Model Series
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Body Style
Current Rating
Voltage Rating AC
Voltage Rating DC
Interrupt Rating
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Fuse Size/Group
Indicator Style
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Resistance
Littelfuse Specialty Fuses 80A 700V SIZE 30 Flush End Mtrc Thred
Datasheet
3Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 80 A 700 VAC 600 VDC Holder Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 200A 700VAC SIZE 30 POWER-SPEED FLUSH M
Datasheet
13Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 200 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 350A 700VAC SIZE 30 POWER-SPEED FLUSH M
Datasheet
6Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 350 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 450A 700VAC SIZE 30 POWER-SPEED FLUSH M
Datasheet
99Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 450 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 500A 700VAC SIZE 30 POWER-SPEED FLUSH M
Datasheet
24Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 500 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 125A 700VAC SIZE 30 POWER-SPEED FLUSH M
Datasheet
14Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 125 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 250A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
6Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 250 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 315A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 315 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 350A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
12Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 350 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 400A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
24Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 400 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 450A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
12Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 450 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses 550A 700VAC SIZE 30 POWER-SPEED FLUSH IN
Datasheet
9Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

PSR Specialty Fuses Square Body Fuses 550 A 700 VAC 600 VDC Snap In Quick Connect Fast Blow 30 Visual Side Indicator Bulk
Littelfuse Specialty Fuses POWR-SPEED SQB SIZE 30 US LONG BL 40A
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 30 US LONG BL 63A
Datasheet
25Factory 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 30 US LONG BL 100A
Datasheet
3Factory 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 30 US LONG BL 250A
Datasheet
3Factory 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 30 US LONG BL 315A
Datasheet
1Factory 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 30 US LONG BL 400A
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 30 US LONG 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 30 US LONG BL 550A
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 30 US SHRT BL 40A
Datasheet
5Factory 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 30 US SHRT BL 100A
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 30 US SHRT BL 160A
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 30 US SHRT BL 315A
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 30 US SHRT BL 350A
Datasheet
3Factory 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