Industrial & Electrical Fuses

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Part #

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS090.T
Littelfuse
1: $84.26
62In Stock

Mfr. Part No.
L50QS090.T

Mouser Part No
576-L50QS090.T

Littelfuse

Industrial & Electrical Fuses 90A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

62In Stock

$84.26

$74.38

$63.73

$57.21

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

90 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 600A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS600.X
Littelfuse
1: $266.55
93In 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

Datasheet

93In Stock

$266.55

$216.37

$210.56

$196.12

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

600 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

50.8 mm x 113.49 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS060.T
Littelfuse
1: $75.10
25In Stock

Mfr. Part No.
L50QS060.T

Mouser Part No
576-L50QS060.T

Littelfuse

Industrial & Electrical Fuses 60A 500VAC 500VDC FF L50QS POWR-SPEED

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Datasheet

25In Stock

$75.10

$61.56

$56.45

$51.99

$46.59

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

60 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 125A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS125.V
Littelfuse
1: $138.14
44In Stock

Mfr. Part No.
L50QS125.V

Mouser Part No
576-L50QS125.V

Littelfuse

Industrial & Electrical Fuses 125A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

44In Stock

$138.14

$114.84

$107.18

$88.67

$81.63

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

125 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

30.94 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 200A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS200.V
Littelfuse
1: $137.99
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

Datasheet

39In Stock

$137.99

$114.62

$107.18

$88.67

$81.63

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

200 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

30.94 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 250A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS250.V
Littelfuse
1: $217.52
25In 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

Datasheet

25In Stock

$217.52

$188.64

$166.30

$137.50

$126.56

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

250 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS350.V
Littelfuse
1: $223.28
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

Datasheet

60In Stock

$223.28

$185.16

$170.75

$141.24

$130.02

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

350 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS400.V
Littelfuse
1: $195.35
30In Stock

Mfr. Part No.
L50QS400.V

Mouser Part No
576-L50QS400.V

Littelfuse

Industrial & Electrical Fuses 400A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

30In Stock

$195.35

$178.70

$166.30

$137.50

$126.56

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

400 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 500A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS500.X
Littelfuse
1: $323.15
10In Stock

Mfr. Part No.
L50QS500.X

Mouser Part No
576-L50QS500.X

Littelfuse

Industrial & Electrical Fuses 500A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

10In Stock

$323.15

$270.88

$245.64

$208.61

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

500 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

50.8 mm x 113.49 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 35A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS035.T
Littelfuse
1: $76.92
53In Stock

Mfr. Part No.
L50QS035.T

Mouser Part No
576-L50QS035.T

Littelfuse

Industrial & Electrical Fuses 35A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

53In Stock

$76.92

$66.09

$61.48

$56.45

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

35 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS050.T
Littelfuse
1: $79.45
11In Stock

Mfr. Part No.
L50QS050.T

Mouser Part No
576-L50QS050.T

Littelfuse

Industrial & Electrical Fuses 50A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

11In Stock

$79.45

$65.12

$61.03

$53.52

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

50 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS080.T
Littelfuse
1: $98.09
11In Stock
12Expected 17/7/2026

Mfr. Part No.
L50QS080.T

Mouser Part No
576-L50QS080.T

Littelfuse

Industrial & Electrical Fuses 80A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

11In Stock

12Expected 17/7/2026

$98.09

$87.24

$80.76

$62.11

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

80 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 175A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS175.V
Littelfuse
1: $140.14
6In 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

Datasheet

6In Stock

$140.14

$116.20

$101.19

$88.67

$81.63

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

175 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

30.94 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 450A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS450.X
Littelfuse
1: $330.42
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

Datasheet

4In Stock

$330.42

$273.90

$252.49

$208.61

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

450 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

50.8 mm x 113.49 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS040.T
Littelfuse
1: $87.46
13In Stock

Mfr. Part No.
L50QS040.T

Mouser Part No
576-L50QS040.T

Littelfuse

Industrial & Electrical Fuses 40A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

13In Stock

$87.46

$75.39

$69.56

$55.27

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

40 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 70A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS070.T
Littelfuse
1: $98.09
14In 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

Datasheet

14In Stock

$98.09

$81.37

$80.76

$62.11

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

70 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS225.V
Littelfuse
1: $215.66
13In Stock

Mfr. Part No.
L50QS225.V

Mouser Part No
576-L50QS225.V

Littelfuse

Industrial & Electrical Fuses 225A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

13In Stock

$215.66

$185.16

$170.75

$136.04

$126.56

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

225 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS275.V
Littelfuse
1: $217.54
4In Stock

Mfr. Part No.
L50QS275.V

Mouser Part No
576-L50QS275.V

Littelfuse

Industrial & Electrical Fuses 275A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

4In Stock

$217.54

$178.87

$166.30

$137.50

$126.56

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

275 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS100.T
Littelfuse
1: $76.26
245Expected 2/7/2026

Mfr. Part No.
L50QS100.T

Mouser Part No
576-L50QS100.T

Littelfuse

Industrial & Electrical Fuses 100A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

245Expected 2/7/2026

$76.26

$71.03

$66.25

$61.16

View

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

100 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

25.4 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS150.V
Littelfuse
1: $136.66
114On Order

Mfr. Part No.
L50QS150.V

Mouser Part No
576-L50QS150.V

Littelfuse

Industrial & Electrical Fuses 150A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

114On Order

$136.66

$113.90

$105.32

$88.67

$81.63

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

150 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

30.94 mm x 92.08 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS300.V
Littelfuse
1: $211.39
60Expected 17/7/2026

Mfr. Part No.
L50QS300.V

Mouser Part No
576-L50QS300.V

Littelfuse

Industrial & Electrical Fuses 300A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

60Expected 17/7/2026

$211.39

$180.37

$166.30

$137.50

$126.56

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

300 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 325A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS325.V
Littelfuse
1: $207.17
2Factory Stock Available

Mfr. Part No.
L50QS325.V

Mouser Part No
576-L50QS325.V

Littelfuse

Industrial & Electrical Fuses 325A 500VAC 500VDC FF L50QS POWR-SPEED

Learn More

Datasheet

2Factory Stock Available

More Info Available

$207.17

$178.70

$175.15

$173.40

Quote

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

325 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

38.1 mm x 110.31 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 700A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS700.X
Littelfuse
1: $515.75
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

Datasheet

Non-Stocked Lead-Time 37 Weeks

$515.75

$431.18

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

700 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

63.5 mm x 157.15 mm

Without Indicator

Bulk

Industrial & Electrical Fuses 800A 500VAC 500VDC FF L50QS POWR-SPEED

L50QS800.X
Littelfuse
1: $499.27
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

Datasheet

Non-Stocked Lead-Time 15 Weeks

$499.27

$427.36

$393.86

Min.: 1
Mult.: 1

L50QS

Specialty Fuses

800 A

500 VAC

Fast Blow

500 VDC

200 kA

Round Body Fuses

Stud

Bolt Down

63.5 mm x 157.15 mm

Without Indicator

Bulk

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35 A
40 A
50 A
60 A
70 A
80 A
90 A
100 A
125 A
150 A
175 A
200 A
225 A
250 A
275 A
300 A
325 A
350 A
400 A
450 A