Part | RoHS | Manufacturer | Circuit Protection Type | Mounting Feature | Rated AC Voltage | Rated DC Voltage | Rated Current | Terminal Shape | Nominal Joule Integral | Minimum Operating Temperature | Terminal Finish | Rated Breaking Capacity | Manufacturer Series | Trip Time/Delay | Additional Features | Pre Arcing Rating (A2/s) | Packing Method | Body Length/Diameter | Body Width | Fuse Class | JESD-609 Code | Rated Voltage | Resistance | Minimum Pre Arcing Time | Fuse Size | Built-in Features | Dimensions | Body Height | Reference Standard | Maximum Operating Temperature | Blow Characteristic |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
80 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1 in (25.4 mm) |
1 x 2.126 in (25.4 x 54 mm) |
2.126 in (54 mm) |
CSA; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
5 A |
End Cap |
91 J |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 10 ms at 1000% Rated Current |
91 |
Bulk |
0.205 in (5.2 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE; PSE; SEMKO |
125 °C (257 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
450 V |
2 A |
Pin Wire |
61 mJ |
-65 °C (-85 °F) |
Matte Tin |
200 A |
10 s |
Pre Arcing Time: Open within 10 s at 200% Rated Current |
0.061 |
Bulk |
0.35 in (8.9 mm) |
0.183 in (4.65 mm) |
e3 |
250 V |
TE5 |
0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm) |
0.348 in (8.85 mm) |
CUL; PSE; UL |
125 °C (257 °F) |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
125 A |
Tab/Blade |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.787 in (20 mm) |
450 V |
1.642 in (41.7 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
40 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.811 in (20.6 mm) |
1.626 in (41.3 mm) |
CE; CSA; UL |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
600 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
2 in (50.8 mm) |
2 x 2.22 in (50.8 x 56.4 mm) |
2.22 in (56.4 mm) |
CE; CSA; UL |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
500 V |
450 V |
4 A |
Pin Wire |
124 J |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A |
124 |
Bulk |
0.228 in (5.8 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; PSE; SEMKO |
125 °C (257 °F) |
Time Lag |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
1 kA |
200 kA |
LA50P |
Rated Breaking Capacity at 450 VDC: 20000 A |
CSA; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
30 A |
End Cap |
77 J |
-55 °C (-67 °F) |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
Bulk |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
450 V |
2 A |
Pin Wire |
61 mJ |
-65 °C (-85 °F) |
Tin |
200 A |
10 s |
Pre Arcing Time: Open within 10 s at 200% Rated Current |
0.061 |
Bulk |
0.35 in (8.9 mm) |
0.183 in (4.65 mm) |
e3 |
250 V |
TE5 |
0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm) |
0.348 in (8.85 mm) |
CUL; PSE; UL |
125 °C (257 °F) |
Fast |
||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
200 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.22 in (31 mm) |
1.22 x 2.126 in (31 x 54 mm) |
2.126 in (54 mm) |
CE; CSA; UL |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
450 V |
10 A |
Pin Wire |
255 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.53 in (38.86 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
100 A |
Tab/Blade |
27.1 kJ |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.787 in (20 mm) |
450 V |
1.642 in (41.7 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
10 A |
End Cap |
21 J |
-55 °C (-67 °F) |
200 kA |
Bulk |
0.563 in (14.3 mm) |
500 V |
2 in (50.8 mm) |
CE, CSA, UL |
125 °C (257 °F) |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
250 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.5 in (38.1 mm) |
1.5 x 2.094 in (38.1 x 53.2 mm) |
2.094 in (53.2 mm) |
CSA; UL |
Fast |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
15 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CE; CSA; UL |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
12 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CE; CSA; UL |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
500 V |
450 V |
16 A |
Pin Wire |
725 J |
-55 °C (-67 °F) |
Matte Tin |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A |
725 |
Bulk |
0.228 in (5.8 mm) |
e3 |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; PSE |
125 °C (257 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
500 V |
450 V |
2 A |
Pin Wire |
17 J |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A |
17 |
Bulk |
0.228 in (5.8 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; PSE; SEMKO |
125 °C (257 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
500 mA |
End Cap |
300 mJ |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 5 ms at 1000% Rated Current |
0.3 |
Bulk |
0.205 in (5.2 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE; SEMKO |
125 °C (257 °F) |
Time Lag |
||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
25 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
0.563 x 2 in (14.3 x 50.8 mm) |
2 in (50.8 mm) |
CSA; UL |
Fast |
||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
900 A |
200 kA |
LA50P |
Rated Breaking Capacity at 450 VDC: 20000 A |
CSA; UL |
Fast |
|||||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
10 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
0.563 x 2 in (14.3 x 50.8 mm) |
2 in (50.8 mm) |
CSA; UL |
Fast |
||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
35 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.811 in (20.6 mm) |
0.811 x 1.626 in (20.6 x 41.3 mm) |
1.626 in (41.3 mm) |
CSA; UL |
Fast |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
80 A |
Tab/Blade |
16 kJ |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.787 in (20 mm) |
450 V |
1.642 in (41.7 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
60 A |
Tab/Blade |
7.75 kJ |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.787 in (20 mm) |
450 V |
1.642 in (41.7 mm) |
125 °C (257 °F) |
Time Delay |
||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
30 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
0.563 x 2 in (14.3 x 50.8 mm) |
2 in (50.8 mm) |
CSA; UL |
Fast |
||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
225 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.5 in (38.1 mm) |
1.5 x 2.094 in (38.1 x 53.2 mm) |
2.094 in (53.2 mm) |
CSA; UL |
Fast |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
400 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.5 in (38.1 mm) |
1.5 x 2.094 in (38.1 x 53.2 mm) |
2.094 in (53.2 mm) |
CSA; UL |
Fast |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
350 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.5 in (38.1 mm) |
1.5 x 2.094 in (38.1 x 53.2 mm) |
2.094 in (53.2 mm) |
CSA; UL |
Fast |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
15 A |
Tab/Blade |
133 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.531 in (38.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
10 A |
End Cap |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CE; CSA; UL |
Very Fast |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
20 A |
Tab/Blade |
268 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.492 in (37.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
8 A |
End Cap |
233 J |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 10 ms at 1000% Rated Current |
233 |
Bulk |
0.205 in (5.2 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE; PSE; SEMKO |
125 °C (257 °F) |
Time Lag |
||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
15 A |
Tab/Blade |
133 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.531 in (38.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
700 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
2.5 in (63.5 mm) |
2.5 x 2.22 in (63.5 x 56.4 mm) |
2.22 in (56.4 mm) |
CSA; UL |
Fast |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
500 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
2 in (50.8 mm) |
2 x 2.22 in (50.8 x 56.4 mm) |
2.22 in (56.4 mm) |
CE; CSA; UL |
Very Fast |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
450 V |
1 A |
Pin Wire |
6.6 mJ |
-40 °C (-40 °F) |
Tin |
100 A |
4 h |
Rated Breaking Capacity at 450 VDC: 10000 A |
0.0066 |
Bulk |
0.35 in (8.9 mm) |
0.183 in (4.65 mm) |
e3 |
250 V |
TE5 |
0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm) |
0.348 in (8.85 mm) |
UL |
125 °C (257 °F) |
Fast |
||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
450 V |
2.5 A |
Pin Wire |
89.8 mJ |
-65 °C (-85 °F) |
Tin |
200 A |
10 s |
Pre Arcing Time: Open within 10 s at 200% Rated Current |
0.08 |
Bulk |
0.35 in (8.9 mm) |
0.183 in (4.65 mm) |
e3 |
250 V |
TE5 |
0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm) |
0.348 in (8.85 mm) |
CUL; PSE; UL |
125 °C (257 °F) |
Fast |
||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
450 V |
2.5 A |
Pin Wire |
89.8 mJ |
-65 °C (-85 °F) |
Tin |
200 A |
10 s |
Pre Arcing Time: Open within 10 s at 200% Rated Current |
0.08 |
Ammo Pack; Tape |
0.35 in (8.9 mm) |
0.183 in (4.65 mm) |
e3 |
250 V |
TE5 |
0.35 x 0.183 x 0.348 in (8.9 x 4.65 x 8.85 mm) |
0.348 in (8.85 mm) |
CUL; PSE; UL |
125 °C (257 °F) |
Fast |
||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
100 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1 in (25.4 mm) |
1 x 2.126 in (25.4 x 54 mm) |
2.126 in (54 mm) |
CSA; UL |
Fast |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
90 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
1 in (25.4 mm) |
2.126 in (54 mm) |
CE; CSA; UL |
Very Fast |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
20 A |
Tab/Blade |
268 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.531 in (38.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
150 A |
Tab/Blade |
Silver |
200 kA |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.22 in (31 mm) |
e4 |
1.22 x 2.126 in (31 x 54 mm) |
2.126 in (54 mm) |
CSA; UL |
Fast |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
450 V |
275 A |
Tab/Blade |
200 kA |
KLH |
Rated Breaking Capacity at 450 VDC: 20000 A |
1.5 in (38.1 mm) |
1.5 x 2.094 in (38.1 x 53.2 mm) |
2.094 in (53.2 mm) |
CSA; UL |
Fast |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
10 A |
Tab/Blade |
255 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.531 in (38.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
450 V |
30 A |
Tab/Blade |
993 J |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
450 V |
1.492 in (37.9 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
500 V |
450 V |
10 A |
Pin Wire |
249 J |
-55 °C (-67 °F) |
100 A |
10 ms |
Rated Breaking Capacity at 450 VDC: 200 A, Pre Arcing Time: Open within 0.01 s at 1000% Rated Current |
249 |
Bulk |
0.228 in (5.8 mm) |
500 V |
0.197 x 0.787 in (5 x 20 mm) |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; PSE |
125 °C (257 °F) |
Time Lag |
A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.
A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.
Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.
In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.