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Qty. RoHS ECAD Model Product
Current Rating
Voltage Rating AC
Fuse Type
Voltage Rating DC
Interrupt Rating
Termination Style
Class
Fuse Size/Group
Indicator Style
Packaging
Series
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 450A
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 450 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 500A
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 500 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 550A
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 550 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 630A
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3
Mult.: 3

Semiconductor Fuses 630 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 700A
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3
Mult.: 3

Semiconductor Fuses 700 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHRT BL 800A
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3
Mult.: 3

Semiconductor Fuses 800 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 31 US SHORT BL 900A
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 3
Mult.: 3

Semiconductor Fuses 900 A Fast-Acting Fuses Knife Blade Class aR Fuses 31 Visual Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 400A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 400 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 450A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 450 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 500A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 500 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 550A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 550 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 630A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 630 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 700A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 700 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 800A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 800 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 900A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 900 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 1000A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 1 kA 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 110MM 1100A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 1.1 kA 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 32 DIN 110MM 1250A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 1.25 kA 500 VAC Fast-Acting Fuses 450 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 32 DIN 110MM 1400A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 1.4 kA 500 VAC Fast-Acting Fuses 450 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB SIZE 32 DIN 110MM 1500A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 1.5 kA 500 VAC Fast-Acting Fuses 450 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 80MM 400A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 400 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 80MM 450A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 450 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 80MM 500A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 500 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 80MM 550A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 550 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR
Littelfuse Industrial & Electrical Fuses POWR-SPEED SQB Size 32 DIN 80MM 630A
Datasheet
Non-Stocked Lead-Time 21 Weeks
Min.: 1
Mult.: 1

Semiconductor Fuses 630 A 700 VAC Fast-Acting Fuses 600 VDC 150 kA, 200 kA Blade / Bolt Class aR Fuses 32 Visual Side Indicator Bulk PSR