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Littelfuse POWR-SPEED Industrial & Electrical Fuses

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Manufacturer = Littelfuse Tradename = POWR-SPEED

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Current Rating	Voltage Rating AC	Fuse Type	Voltage Rating DC	Interrupt Rating	Termination Style	Class	Indicator Style	Packaging	Series
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A ESR3XLDB0315XI Littelfuse 1: 498,58 € 3In Stock New Product	Mfr. Part No. ESR3XLDB0315XI Mouser Part No 576-ESR3XLDB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	498,58 € 409,39 € 372,54 €	Min.: 1 Mult.: 1	Battery Protection Fuses	315 A		Fast-Acting Fuses	1.5 kVDC	250 kA	Knife Blade	Class eBat Fuses		Bulk
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 400A ESR3XLUB0400XI Littelfuse 1: 512,90 € 3In Stock New Product	Mfr. Part No. ESR3XLUB0400XI Mouser Part No 576-ESR3XLUB0400XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 400A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	512,90 € 421,15 €	Min.: 1 Mult.: 1	Battery Protection Fuses	400 A		Fast-Acting Fuses	1.5 kVDC	250 kA	Knife Blade	Class eBat Fuses		Bulk
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A ESR3XLUB0500XI Littelfuse 1: 523,31 € 3In Stock New Product	Mfr. Part No. ESR3XLUB0500XI Mouser Part No 576-ESR3XLUB0500XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	523,31 € 445,42 € 399,29 €	Min.: 1 Mult.: 1	Battery Protection Fuses	500 A		Fast-Acting Fuses	1.5 kVDC	250 kA	Knife Blade	Class eBat Fuses		Bulk
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: 502,64 € 2In Stock 1Expected 11/16/2026 New Product	Mfr. Part No. ESR3XLUB0315XI Mouser Part No 576-ESR3XLUB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	2In Stock 1Expected 11/16/2026	502,64 € 412,72 € 375,58 €	Min.: 1 Mult.: 1	Battery Protection Fuses	315 A		Fast-Acting Fuses	1.5 kVDC	250 kA	Knife Blade	Class eBat Fuses		Bulk
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A ESR3XLUB0250XI Littelfuse 1: 449,28 € 3In Stock New Product	Mfr. Part No. ESR3XLUB0250XI Mouser Part No 576-ESR3XLUB0250XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	449,28 € 368,91 € 335,71 €	Min.: 1 Mult.: 1	Battery Protection Fuses	250 A		Fast-Acting Fuses	1.5 kVDC	250 kA	Knife Blade	Class eBat Fuses		Bulk
Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED L50QS350.V Littelfuse 1: 121,74 € 56In Stock	Mfr. Part No. L50QS350.V Mouser Part No 576-L50QS350.V	Littelfuse	Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	56In Stock	121,74 €	Min.: 1 Mult.: 1	Semiconductor Fuses	350 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED L70QS450.X Littelfuse 1: 322,84 € 5In Stock	Mfr. Part No. L70QS450.X Mouser Part No 576-L70QS450.X	Littelfuse	Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	5In Stock	322,84 € 273,66 € Quote Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	450 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 125A PSX1XLDB0125X Littelfuse 1: 368,14 € 14In Stock	Mfr. Part No. PSX1XLDB0125X Mouser Part No 576-PSX1XLDB0125X	Littelfuse	Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 125A Learn More about Littelfuse psx square body fuses	Datasheet	14In Stock	368,14 € 302,29 € 256,06 € Quote Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	125 A		Fast-Acting Fuses	1.5 kVDC	200 kA	Blade		Visual Indicator	Bulk	PSX
Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 630A PSX1XLDB0630X Littelfuse 1: 619,23 € 1In Stock 12Expected 12/3/2026	Mfr. Part No. PSX1XLDB0630X Mouser Part No 576-PSX1XLDB0630X	Littelfuse	Industrial & Electrical Fuses SQB SIZE 1XL DIN BL 630A Learn More about Littelfuse psx square body fuses	Datasheet	1In Stock 12Expected 12/3/2026	619,23 € 527,07 € 472,48 €	Min.: 1 Mult.: 1	Semiconductor Fuses	630 A		Fast-Acting Fuses	1.5 kVDC	200 kA	Blade		Visual Indicator	Bulk	PSX
Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED L50QS090.T Littelfuse 1: 57,61 € 43In Stock	Mfr. Part No. L50QS090.T Mouser Part No 576-L50QS090.T	Littelfuse	Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	43In Stock	57,61 € 48,40 € 47,82 € 35,98 € View 34,14 € 31,71 €	Min.: 1 Mult.: 1	Semiconductor Fuses	90 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED L50QS150.V Littelfuse 1: 86,88 € 135In Stock	Mfr. Part No. L50QS150.V Mouser Part No 576-L50QS150.V	Littelfuse	Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	135In Stock	86,88 € 72,05 € 66,45 € 54,97 € 50,77 €	Min.: 1 Mult.: 1	Semiconductor Fuses	150 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED L50QS200.V Littelfuse 1: 86,88 € 39In Stock	Mfr. Part No. L50QS200.V Mouser Part No 576-L50QS200.V	Littelfuse	Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	39In Stock	86,88 € 72,29 €	Min.: 1 Mult.: 1	Semiconductor Fuses	200 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED L50QS250.V Littelfuse 1: 138,14 € 20In Stock	Mfr. Part No. L50QS250.V Mouser Part No 576-L50QS250.V	Littelfuse	Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	20In Stock	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	Min.: 1 Mult.: 1	Semiconductor Fuses	250 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED L50QS300.V Littelfuse 1: 138,14 € 27In Stock 33Expected 11/26/2026	Mfr. Part No. L50QS300.V Mouser Part No 576-L50QS300.V	Littelfuse	Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	27In Stock 33Expected 11/26/2026	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	Min.: 1 Mult.: 1	Semiconductor Fuses	300 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED L50QS600.X Littelfuse 1: 205,66 € 56In Stock	Mfr. Part No. L50QS600.X Mouser Part No 576-L50QS600.X	Littelfuse	Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	56In Stock	205,66 € 170,49 € 157,17 € 129,88 €	Min.: 1 Mult.: 1	Semiconductor Fuses	600 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED L70QS100.V Littelfuse 1: 114,11 € 21In Stock	Mfr. Part No. L70QS100.V Mouser Part No 576-L70QS100.V	Littelfuse	Industrial & Electrical Fuses 100A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	21In Stock	114,11 € 94,63 € 87,26 € 72,18 € 66,45 €	Min.: 1 Mult.: 1	Semiconductor Fuses	100 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED L70QS200.V Littelfuse 1: 160,48 € 48In Stock	Mfr. Part No. L70QS200.V Mouser Part No 576-L70QS200.V	Littelfuse	Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	48In Stock	160,48 € 133,02 € 122,65 € 101,40 €	Min.: 1 Mult.: 1	Semiconductor Fuses	200 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses 300A 700VAC 700VDC FF L70QS POWR-SPEED L70QS300.X Littelfuse 1: 223,53 € 10In Stock	Mfr. Part No. L70QS300.X Mouser Part No 576-L70QS300.X	Littelfuse	Industrial & Electrical Fuses 300A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	10In Stock	223,53 € 185,30 € 170,84 € 141,17 €	Min.: 1 Mult.: 1	Semiconductor Fuses	300 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses 350A 700VAC 700VDC FF L70QS POWR-SPEED L70QS350.X Littelfuse 1: 224,27 € 14In Stock	Mfr. Part No. L70QS350.X Mouser Part No 576-L70QS350.X	Littelfuse	Industrial & Electrical Fuses 350A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	14In Stock	224,27 €	Min.: 1 Mult.: 1	Semiconductor Fuses	350 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED L70QS600.X Littelfuse 1: 324,75 € 15In Stock	Mfr. Part No. L70QS600.X Mouser Part No 576-L70QS600.X	Littelfuse	Industrial & Electrical Fuses 600A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	15In Stock	324,75 € 275,65 € 263,21 €	Min.: 1 Mult.: 1	Semiconductor Fuses	600 A	700 VAC	Fast-Acting Fuses	700 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L70QS
Industrial & Electrical Fuses SQB SIZE 1XL FLUSH 450A PSX1XLFL0450X Littelfuse 1: 582,81 € 6In Stock 12Expected 4/1/2027	Mfr. Part No. PSX1XLFL0450X Mouser Part No 576-PSX1XLFL0450X	Littelfuse	Industrial & Electrical Fuses SQB SIZE 1XL FLUSH 450A Learn More about Littelfuse psx square body fuses	Datasheet	6In Stock 12Expected 4/1/2027	582,81 € 496,07 € 444,69 €	Min.: 1 Mult.: 1	Semiconductor Fuses	450 A		Fast-Acting Fuses	1.5 kVDC	200 kA	Threaded		Visual Indicator	Bulk	PSX
Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED L50QS060.T Littelfuse 1: 56,24 € 11In Stock 16Expected 2/3/2027	Mfr. Part No. L50QS060.T Mouser Part No 576-L50QS060.T	Littelfuse	Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	11In Stock 16Expected 2/3/2027	56,24 € 55,30 €	Min.: 1 Mult.: 1	Semiconductor Fuses	60 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED L50QS080.T Littelfuse 1: 62,50 € 2In Stock 12Expected 12/31/2026	Mfr. Part No. L50QS080.T Mouser Part No 576-L50QS080.T	Littelfuse	Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	2In Stock 12Expected 12/31/2026	62,50 € 56,87 €	Min.: 1 Mult.: 1	Semiconductor Fuses	80 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 175A 500VAC 500VDC FF L50QS POWR-SPEED L50QS175.V Littelfuse 1: 86,88 € 10In Stock	Mfr. Part No. L50QS175.V Mouser Part No 576-L50QS175.V	Littelfuse	Industrial & Electrical Fuses 175A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	10In Stock	86,88 € 72,05 € 66,45 € 54,97 € 50,77 €	Min.: 1 Mult.: 1	Semiconductor Fuses	175 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED L50QS400.V Littelfuse 1: 125,00 € 6In Stock 32Expected 12/21/2026	Mfr. Part No. L50QS400.V Mouser Part No 576-L50QS400.V	Littelfuse	Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	6In Stock 32Expected 12/21/2026	125,00 € 106,67 € 102,89 € 102,13 €	Min.: 1 Mult.: 1	Semiconductor Fuses	400 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS