Industrial & Electrical Fuses

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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 350A 500VAC 500VDC FF L50QS POWR-SPEED L50QS350.V Littelfuse 1: 117,37 € 60In 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	60In Stock	117,37 €	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 90A 500VAC 500VDC FF L50QS POWR-SPEED L50QS090.T Littelfuse 1: 48,63 € 44In 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	44In Stock	48,63 € 42,60 € 34,48 € 33,08 € 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: 84,38 € 147In 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	147In Stock	84,38 € 70,37 € 64,94 € 54,87 € 53,97 €	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: 86,50 € 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	86,50 € 71,85 € 71,58 €	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: 134,58 € 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	134,58 € 116,71 € 107,79 € 85,07 € 78,30 €	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: 132,77 € 27In Stock 33Expected 11/12/2026	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 11/12/2026	132,77 € 111,59 € 102,89 € 84,31 € 78,30 €	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: 196,61 € 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	196,61 € 163,68 € 149,25 € 131,66 €	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 35A 500VAC 500VDC FF L50QS POWR-SPEED L50QS035.T Littelfuse 1: 54,32 € 46In Stock 73Expected 11/17/2026	Mfr. Part No. L50QS035.T Mouser Part No 576-L50QS035.T	Littelfuse	Industrial & Electrical Fuses 35A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	46In Stock 73Expected 11/17/2026	54,32 € 46,26 € 42,55 € 36,25 € View 33,53 € 31,21 €	Min.: 1 Mult.: 1	Semiconductor Fuses	35 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED L50QS060.T Littelfuse 1: 57,22 € 11In Stock 16Expected 10/29/2026	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 10/29/2026	57,22 € 52,57 €	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: 60,69 € 11In Stock 12Expected 10/22/2026	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	11In Stock 12Expected 10/22/2026	60,69 € 53,93 €	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 400A 500VAC 500VDC FF L50QS POWR-SPEED L50QS400.V Littelfuse 1: 125,17 € 6In Stock 32Expected 10/29/2026	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 10/29/2026	125,17 € 107,37 € 107,16 € 103,59 €	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
Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED L50QS450.X Littelfuse 1: 204,43 € 4In Stock	Mfr. Part No. L50QS450.X Mouser Part No 576-L50QS450.X	Littelfuse	Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	4In Stock	204,43 € 169,46 € 156,22 € 129,07 €	Min.: 1 Mult.: 1	Semiconductor Fuses	450 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED L50QS070.T Littelfuse 1: 60,68 € 11In Stock	Mfr. Part No. L50QS070.T Mouser Part No 576-L50QS070.T	Littelfuse	Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	11In Stock	60,68 € 50,34 € 46,44 € 38,42 € 35,39 €	Min.: 1 Mult.: 1	Semiconductor Fuses	70 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED L50QS100.T Littelfuse 1: 44,89 € 360On Order	Mfr. Part No. L50QS100.T Mouser Part No 576-L50QS100.T	Littelfuse	Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	360On Order On Order Ship Dates Mfr. No: L50QS100.T Stock: 0 On Order: 104 Expected 11/5/2026 256 Expected 12/14/2026 Factory Lead Time: 11 Weeks	44,89 €	Min.: 1 Mult.: 1	Semiconductor Fuses	100 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED L50QS050.T Littelfuse 1: 65,33 € 57Expected 11/12/2026	Mfr. Part No. L50QS050.T Mouser Part No 576-L50QS050.T	Littelfuse	Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	57Expected 11/12/2026	65,33 € 46,65 € 42,07 € 34,92 € View 32,16 € 28,83 €	Min.: 1 Mult.: 1	Semiconductor Fuses	50 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 125A 500VAC 500VDC FF L50QS POWR-SPEED L50QS125.V Littelfuse 1: 80,61 € 180On Order	Mfr. Part No. L50QS125.V Mouser Part No 576-L50QS125.V	Littelfuse	Industrial & Electrical Fuses 125A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	180On Order On Order Ship Dates Mfr. No: L50QS125.V Stock: 0 On Order: 90 Expected 11/24/2026 90 Expected 1/6/2027 Factory Lead Time: 11 Weeks	80,61 € 67,60 € 59,00 € 52,34 € 51,32 €	Min.: 1 Mult.: 1	Semiconductor Fuses	125 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 500A 500VAC 500VDC FF L50QS POWR-SPEED L50QS500.X Littelfuse 1: 197,58 € 14Expected 12/14/2026	Mfr. Part No. L50QS500.X Mouser Part No 576-L50QS500.X	Littelfuse	Industrial & Electrical Fuses 500A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	14Expected 12/14/2026	197,58 € 176,58 €	Min.: 1 Mult.: 1	Semiconductor Fuses	500 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: 89,12 € 10On Order	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	10On Order	89,12 € 73,90 € 62,40 € 56,56 € View 53,54 € Quote	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 40A 500VAC 500VDC FF L50QS POWR-SPEED L50QS040.T Littelfuse 1: 53,24 € 33Expected 10/22/2026	Mfr. Part No. L50QS040.T Mouser Part No 576-L50QS040.T	Littelfuse	Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	33Expected 10/22/2026	53,24 € 42,36 € 38,49 € 33,30 € View 31,37 € 31,21 €	Min.: 1 Mult.: 1	Semiconductor Fuses	40 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED L50QS225.V Littelfuse 1: 134,58 € Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. L50QS225.V Mouser Part No 576-L50QS225.V	Littelfuse	Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	134,58 € 106,96 € 99,24 € 85,07 € Quote Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	225 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED L50QS275.V Littelfuse 1: 140,15 € Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. L50QS275.V Mouser Part No 576-L50QS275.V	Littelfuse	Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	140,15 € 110,37 € 102,86 € 90,17 € View 89,11 € Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	275 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 325A 500VAC 500VDC FF L50QS POWR-SPEED L50QS325.V Littelfuse 1: 133,16 € Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. L50QS325.V Mouser Part No 576-L50QS325.V	Littelfuse	Industrial & Electrical Fuses 325A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	133,16 € 113,37 € 92,81 € 91,52 € View Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	325 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED L50QS700.X Littelfuse 1: 329,99 € Non-Stocked Lead-Time 37 Weeks	Mfr. Part No. L50QS700.X Mouser Part No 576-L50QS700.X	Littelfuse	Industrial & Electrical Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 37 Weeks	329,99 € 280,27 €	Min.: 1 Mult.: 1	Semiconductor Fuses	700 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS
Industrial & Electrical Fuses 800A 500VAC 500VDC FF L50QS POWR-SPEED L50QS800.X Littelfuse 1: 324,37 € Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. L50QS800.X Mouser Part No 576-L50QS800.X	Littelfuse	Industrial & Electrical Fuses 800A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	Non-Stocked Lead-Time 15 Weeks	324,37 € 273,46 € 246,78 € Quote Quote	Min.: 1 Mult.: 1	Semiconductor Fuses	800 A	500 VAC	Fast-Acting Fuses	500 VDC	200 kA	Bolt Down	Class aR Fuses	Without Indicator	Bulk	L50QS

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