PSR High-Speed Square Body Fuses

Littelfuse PSR Series High-Speed Square Body Fuses are specially designed for the protection of power semiconductor devices. The fuses from Littelfuse combine extreme current limitation benefits with balanced performance levels to meet the precise requirements for protecting sensitive power electronics devices. These devices include diodes, triacs, IGBTs, SCRs, MOSFETs, and other solid-state devices that are typically designed for power conversion and power conditioning equipment.

Results: 502
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Current Rating Voltage Rating AC Fuse Type Voltage Rating DC Interrupt Rating Body Style Mounting Style Termination Style Class Fuse Size/Group Indicator Style Packaging Series
Littelfuse Industrial & Electrical Fuses 700V SIZE 72 US LONG BL 500 14Factory Stock Available
498,07 €
417,77 €
370,03 €
Min.: 1
Mult.: 1
Semiconductor Fuses 500 A Fast-Acting Fuses Knife Blade Class aR Fuses 72 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 700V SIZE 72 US LONG BL 550 33Factory Stock Available
490,97 €
406,82 €
382,72 €
Min.: 1
Mult.: 1
Semiconductor Fuses 550 A Fast-Acting Fuses Knife Blade Class aR Fuses 72 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 900V FAST BLOW 700A 2Factory Stock Available
537,28 €
457,31 €
409,94 €
Min.: 1
Mult.: 1
Semiconductor Fuses 700 A Fast-Acting Fuses Knife Blade Class aR Fuses 72 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 900V FAST BLOW 800A 6Factory Stock Available
537,28 €
457,31 €
409,94 €
Min.: 1
Mult.: 1
Semiconductor Fuses 800 A Fast-Acting Fuses Knife Blade Class aR Fuses 72 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 US LONG BL 1000A 4Factory Stock Available
537,28 €
457,31 €
409,94 €
Min.: 1
Mult.: 1
Semiconductor Fuses 1 kA Fast-Acting Fuses Knife Blade Class aR Fuses 72 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 315A 1Factory Stock Available
420,31 €
388,19 €
374,68 €
Min.: 1
Mult.: 1
Semiconductor Fuses 315 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 350A 3Factory Stock Available
469,88 €
389,20 €
358,62 €
Min.: 1
Mult.: 1
Semiconductor Fuses 350 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 450A 8Factory Stock Available
420,31 €
388,19 €
374,68 €
Min.: 1
Mult.: 1
Semiconductor Fuses 450 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 500A 9Factory Stock Available
481,52 €
399,00 €
367,71 €
Min.: 1
Mult.: 1
Semiconductor Fuses 500 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 700A 6Factory Stock Available
459,02 €
451,18 €
Min.: 1
Mult.: 1
Semiconductor Fuses 700 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 800A 2Factory Stock Available
538,06 €
441,81 €
402,05 €
Min.: 1
Mult.: 1
Semiconductor Fuses 800 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 DIN 110MM 1100A 4Factory Stock Available
591,92 €
503,81 €
451,64 €
Min.: 1
Mult.: 1
Semiconductor Fuses 1.1 kA 1.05 kVAC Fast-Acting Fuses 800 VDC 100 kA, 150 kA Blade / Bolt Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 350A 1250V SIZE 73 Flush End Mtrc Thred 23Factory Stock Available
436,25 €
353,70 €
332,99 €
Min.: 1
Mult.: 1
Semiconductor Fuses 350 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 400A 1250V SIZE 73 Flush End Mtrc Thred 270Factory Stock Available
337,80 €
309,66 €
301,88 €
Min.: 1
Mult.: 1
Semiconductor Fuses 400 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 450A 1250V SIZE 73 Flush End Mtrc Thred 4Factory Stock Available
372,71 €
341,89 €
339,10 €
Min.: 1
Mult.: 1
Semiconductor Fuses 450 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 550A 1250V SIZE 73 Flush End Mtrc Thred 4Factory Stock Available
481,52 €
399,00 €
367,71 €
Min.: 2
Mult.: 2
Semiconductor Fuses 550 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 630A 1250V SIZE 73 Flush End Mtrc Thred 2Factory Stock Available
399,13 €
368,21 €
364,95 €
Min.: 2
Mult.: 2
Semiconductor Fuses 630 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 400A 1250V SIZE 73 Flush End In Thread 23Factory Stock Available
443,75 €
367,70 €
338,87 €
Min.: 1
Mult.: 1
Semiconductor Fuses 400 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 500A 1250V SIZE 73 Flush End In Thread 2Factory Stock Available
443,75 €
367,70 €
338,87 €
Min.: 1
Mult.: 1
Semiconductor Fuses 500 A 1.3 kVAC Fast-Acting Fuses 1 kVDC 100 kA, 150 kA Threaded Class aR Fuses 73 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 350A 2Factory Stock Available
488,88 €
405,03 €
373,23 €
Min.: 1
Mult.: 1
Semiconductor Fuses 350 A Fast-Acting Fuses Knife Blade Class aR Fuses 73 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 400A 9Factory Stock Available
420,31 €
388,19 €
374,68 €
Min.: 1
Mult.: 1
Semiconductor Fuses 400 A Fast-Acting Fuses Knife Blade Class aR Fuses 73 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 73 US LONG BL 550A 16Factory Stock Available
438,24 €
Min.: 1
Mult.: 1
Semiconductor Fuses 550 A Fast-Acting Fuses Knife Blade Class aR Fuses 73 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 900V FAST BLOW 900A 9Factory Stock Available
546,38 €
465,06 €
416,89 €
Min.: 1
Mult.: 1
Semiconductor Fuses 900 A Fast-Acting Fuses Knife Blade Class aR Fuses 73 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 33 DIN 80MM 500A Non-Stocked Lead-Time 11 Weeks
365,06 €
332,38 €
319,66 €
Min.: 1
Mult.: 1
Semiconductor Fuses 500 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 33 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses 630A 1250VAC SIZE 72 POWER-SPEED FLUSH M Non-Stocked Lead-Time 11 Weeks
479,69 €
396,49 €
355,92 €
Min.: 1
Mult.: 1
Semiconductor Fuses 630 A 1.3 kVAC Fast-Acting Fuses 1 kVDC Quick Connect Class aR Fuses 72 Visual Side Indicator Bulk PSR