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: 121,34 € 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	121,34 € 119,85 €	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: 57,61 € 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	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 € 72,05 € 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: 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 11/12/2026	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	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 60A 500VAC 500VDC FF L50QS POWR-SPEED L50QS060.T Littelfuse 1: 56,24 € 11In Stock 16Expected 12/3/2026	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 12/3/2026	56,24 € 52,20 €	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 € 5In 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	5In Stock 12Expected 12/31/2026	62,50 € 53,54 €	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
Industrial & Electrical Fuses 500A 500VAC 500VDC FF L50QS POWR-SPEED L50QS500.X Littelfuse 1: 205,66 € 2In Stock 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	2In Stock 14Expected 12/14/2026	205,66 € 175,87 €	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 35A 500VAC 500VDC FF L50QS POWR-SPEED L50QS035.T Littelfuse 1: 56,24 € 37In Stock 140On Order	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	37In Stock 140On Order On Order Ship Dates Mfr. No: L50QS035.T Stock: 37 Can Dispatch Immediately On Order: 73 Expected 11/17/2026 67 Expected 12/3/2026 Factory Lead Time: 15 Weeks	56,24 € 46,65 € 43,03 € 35,63 € View 33,08 € 30,87 €	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 70A 500VAC 500VDC FF L50QS POWR-SPEED L50QS070.T Littelfuse 1: 62,50 € 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	62,50 € 51,82 € 47,82 € 39,59 € View 36,76 € 34,31 €	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: 62,50 € 376On 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	376On Order On Order Ship Dates Mfr. No: L50QS100.T Stock: 0 On Order: 276 Expected 10/28/2026 100 Expected 11/5/2026 Factory Lead Time: 11 Weeks	62,50 € 51,82 € 47,82 € 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: 56,24 € 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	56,24 € 46,65 € 43,03 € 35,63 € View 33,08 € 30,87 €	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: 86,88 € 175On 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	175On Order On Order Ship Dates Mfr. No: L50QS125.V Stock: 0 On Order: 45 Expected 11/24/2026 130 Expected 1/20/2027 Factory Lead Time: 11 Weeks	86,88 € 72,05 € 66,45 € 54,97 € 50,77 €	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 40A 500VAC 500VDC FF L50QS POWR-SPEED L50QS040.T Littelfuse 1: 56,24 € 33Expected 11/12/2026	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 11/12/2026	56,24 € 46,65 € 43,03 € 35,63 € View 33,08 € 30,87 €	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: 138,14 € 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	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	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 450A 500VAC 500VDC FF L50QS POWR-SPEED L50QS450.X Littelfuse 1: 205,66 € Non-Stocked Lead-Time 11 Weeks	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	Non-Stocked Lead-Time 11 Weeks	205,66 € 170,49 € 157,17 € 129,88 €	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 275A 500VAC 500VDC FF L50QS POWR-SPEED L50QS275.V Littelfuse 1: 138,14 € 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	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	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: 138,14 € 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	138,14 € 114,56 € 105,64 € 87,38 € 80,44 €	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: 323,22 € 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	323,22 € 267,81 €	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: 323,22 € 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	323,22 € 267,81 € 246,85 €	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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