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 |
32 V |
32 V |
50 A |
End Cap |
0.25 in (6.35 mm) |
32 V |
9AG |
1.438 in (36.5125 mm) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
13 kJ |
-40 °C (-40 °F) |
2 kA |
Bulk |
0.63 in (16 mm) |
0.472 in (12 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
48 V |
50 A |
Tab/Blade |
2.5 kA |
3.181 in (80.8 mm) |
2.43 in (61.72 mm) |
UL |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
8.75 kJ |
-40 °C (-40 °F) |
1 kA |
495 |
Bulk |
0.555 in (14.1 mm) |
0.476 in (12.1 mm) |
0.555 x 0.476 x 1.063 in (14.1 x 12.1 x 27 mm) |
1.063 in (27 mm) |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
50 A |
End Cap |
80 kA |
5 m |
3 in (76.2 mm) |
Striker |
3 x 17.87 in (76.2 x 453.89 mm) |
17.875 in (454.03 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
50 A |
End Cap |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
1.063 in (27 mm) |
Indicator |
1.063 x 5.5 in (27 x 139.7 mm) |
5.5 in (139.7 mm) |
CSA; QPL; UL |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
15.5 KV |
50 A |
End Cap |
60 kA |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 23.875 in (76.2 x 606.43 mm) |
23.875 in (606.43 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
5.5 KV |
50 A |
End Cap |
80 kA |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 17.875 in (76.2 x 454.03 mm) |
17.875 in (454.03 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
50 A |
Tab/Blade |
200 kA |
0.811 in (20.6 mm) |
0.811 x 2.752 in (20.6 x 69.9 mm) |
2.752 in (69.9 mm) |
CSA; UL |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
50 A |
Tab/Blade |
Blister |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
70 V |
50 A |
Tab/Blade |
7.5 kJ |
-40 °C (-40 °F) |
2.5 kA |
70 ms |
0.63 in (16 mm) |
0.496 in (12.6 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
170 V |
50 A |
Tab/Blade |
Silver |
Rated Breaking Capacity at 170 VDC: 100000 |
0.563 in (14.3 mm) |
e4 |
0.563 x 1.74 in (14.3 x 44.196 mm) |
1.74 in (44.196 mm) |
UL |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
10 kA |
0.812 in (20.62 mm) |
0.812 x 1.625 in (20.62 x 41.28 mm) |
1.623 in (41.23 mm) |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
15.5 KV |
50 A |
End Cap |
80 kA |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 18.875 in (76.2 x 479.43 mm) |
18.875 in (479.43 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
8.75 kJ |
-40 °C (-40 °F) |
1 kA |
0495 |
Bulk |
0.555 in (14.1 mm) |
0.472 in (12 mm) |
0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm) |
1.063 in (27 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
170 V |
50 A |
Tab/Blade |
Silver |
100 kA |
Bulk |
0.563 in (14.3 mm) |
e4 |
170 V |
0.563 x 0.877 in (14.3 x 22.27 mm) |
0.877 in (22.28 mm) |
CUL; IEC; TUV; UL |
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Littelfuse |
Electric Fuse |
Inline/Holder |
5.5 KV |
50 A |
Tab/Blade |
80 kA |
4.75 in (120.65 mm) |
4.75 x 15.13 in (120.65 x 384.3 mm) |
15.13 in (384.3 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
690 V |
700 V |
50 A |
End Cap |
800 mJ |
200 kA |
Rated Breaking Capacity at 700 VDC: 100000 A |
0.866 in (22 mm) |
0.866 x 2.283 in (22 x 58 mm) |
2.283 in (58 mm) |
CSA; UL |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
48 V |
48 V |
50 A |
Tab/Blade |
2.5 kA |
1.535 in (39 mm) |
1.195 in (30.35 mm) |
48 V |
1.535 x 0.683 in (39 x 17.35 mm) |
0.683 in (17.35 mm) |
UL |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
440 V |
50 A |
Tab/Blade |
120 kA |
Rated Breaking Capacity at 440 VDC: 25000 A |
2.126 in (54 mm) |
1.181 in (30 mm) |
Indicator |
2.126 x 1.181 x 2.22 in (54 x 30 x 56.4 mm) |
2.22 in (56.4 mm) |
DIN 43620; IEC; VDE |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
50 A |
End Cap |
80 kA |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 17.87 in (76.2 x 453.89 mm) |
17.87 in (453.89 mm) |
Medium |
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|
Littelfuse |
Electric Fuse |
50 A |
-40 °C (-40 °F) |
Silver |
0.906 in (23 mm) |
0.646 in (16.4 mm) |
e4 |
32 V |
0.906 x 0.646 x 0.996 in (23 x 16.4 x 25.3 mm) |
0.996 in (25.3 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
58 V |
50 A |
Tab/Blade |
-40 °C (-40 °F) |
1 kA |
Bulk |
0.571 in (14.5 mm) |
0.472 in (12 mm) |
0.571 x 0.472 x 0.63 in (14.5 x 12 x 16 mm) |
0.63 in (16 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
8.8 kJ |
-40 °C (-40 °F) |
1 kA |
40 ms |
0.555 in (14.1 mm) |
0.472 in (12 mm) |
32 V |
1.063 in (27 mm) |
UL |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
700 V |
650 V |
50 A |
Tab/Blade |
200 kA |
Rated Breaking Capacity at 650 VDC: 20000 A |
1 in (25.4 mm) |
1 x 2.874 in (25.4 x 73 mm) |
2.874 in (73 mm) |
CSA; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
50 A |
-40 °C (-40 °F) |
Silver |
0.906 in (23 mm) |
0.646 in (16.4 mm) |
e4 |
32 V |
0.906 x 0.646 x 1.205 in (23 x 16.4 x 30.6 mm) |
1.205 in (30.6 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
58 V |
50 A |
Tab/Blade |
4.9 kJ |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
0.571 in (14.5 mm) |
0.472 in (12 mm) |
58 V |
0.63 in (16 mm) |
ISO; SAE |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
11.3 kJ |
Silver |
1 kA |
Rated Breaking Capacity at 32 VDC: 1000 A |
1.15 in (29.21 mm) |
0.348 in (8.85 mm) |
e4 |
1.15 x 0.348 x 0.85 in (29.21 x 8.85 x 21.59 mm) |
0.85 in (21.59 mm) |
UL |
Slow |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
48 V |
50 A |
Tab/Blade |
-40 °C (-40 °F) |
300 A |
200 ms |
Bulk |
3.228 in (82 mm) |
0.787 in (20 mm) |
0.024 in (0.6 mm) |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
50 A |
End Cap |
200 kA |
LGD |
Rated Breaking Capacity at 300 VDC: 20000 A |
Indicator |
CSA; UL |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
600 V |
50 A |
End Cap |
200 kA |
Rated Breaking Capacity at 600 VDC: 20000 A |
Bulk |
1.063 in (27 mm) |
1 x 5.5 in (25.4 x 139.7 mm) |
5.5 in (139.7 mm) |
CSA; UL |
Time Delay |
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|
Littelfuse |
Electric Fuse |
50 A |
-40 °C (-40 °F) |
Silver |
0.906 in (23 mm) |
0.646 in (16.4 mm) |
e4 |
32 V |
0.906 x 0.646 x 0.996 in (23 x 16.4 x 25.3 mm) |
0.996 in (25.3 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
1.5 KV |
50 A |
Tab/Blade |
800 J |
30 kA |
Bulk |
5.165 in (131.2 mm) |
2.008 in (51 mm) |
GPV |
1.5 KV |
NH |
2.008 in (51 mm) |
UL |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
32 V |
50 A |
End Cap |
0.25 in (6.35 mm) |
32 V |
1.25 in (31.75 mm) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
1.3 KV |
1 KV |
50 A |
Threaded |
177 J |
-55 °C (-67 °F) |
100 kA |
Rated Breaking Capacity at 1000 VDC: 150000 A |
Bulk |
2.913 in (74 mm) |
1.693 in (43 mm) |
Indicator |
3.067 in (77.9 mm) |
CCC; CUL; UL |
125 °C (257 °F) |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
690 V |
700 V |
50 A |
End Cap |
1.5 J |
200 kA |
Rated Breaking Capacity at 700 VDC: 100000 A |
0.551 in (14 mm) |
0.551 x 2.008 in (14 x 51 mm) |
2.008 in (51 mm) |
CSA; UL |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
-40 °C (-40 °F) |
40 ms |
1.874 in (47.6 mm) |
0.593 in (15.05 mm) |
32 V |
0.898 x 0.638 x 0.846 in (22.8 x 16.2 x 21.5 mm) |
0.846 in (21.5 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
48 V |
50 A |
Tab/Blade |
2.5 kA |
3.181 in (80.8 mm) |
48 V |
3.18 in (80.77 mm) |
UL |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
50 A |
End Cap |
200 kA |
KLNR |
Rated Breaking Capacity at 125 VDC: 20000 A |
0.811 in (20.6 mm) |
3 in (76.2 mm) |
CSA; UL |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
50 A |
End Cap |
80 kA |
LDZ |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 15.875 in (76.2 x 403.23 mm) |
15.875 in (403.23 mm) |
Medium |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
58 V |
50 A |
Tab/Blade |
4.9 kJ |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
0.571 in (14.5 mm) |
0.472 in (12 mm) |
58 V |
0.63 in (16 mm) |
ISO; SAE |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
400 V |
50 A |
End Cap |
120 kA |
0.551 in (14 mm) |
400 V |
0.551 x 2.008 in (14 x 51 mm) |
0.551 x 2.008 in (14 x 51 mm) |
2.008 in (51 mm) |
IEC |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
58 V |
50 A |
Tab/Blade |
26 kJ |
142 |
Rated Breaking Capacity at 58 VDC: 1000 A |
Bulk |
1.169 in (29.7 mm) |
0.358 in (9.1 mm) |
1.169 x 0.358 x 0.839 in (29.7 x 9.1 x 21.3 mm) |
0.839 in (21.3 mm) |
DIN 72581-3; UL |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
50 A |
End Cap |
80 kA |
LCZ |
Hermitically Sealed Part Number |
3 in (76.2 mm) |
3 x 17.87 in (76.2 x 453.89 mm) |
17.87 in (453.89 mm) |
Medium |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
-40 °C (-40 °F) |
40 ms |
0.864 in (21.95 mm) |
0.593 in (15.05 mm) |
0.929 in (23.6 mm) |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
50 A |
End Cap |
200 kA |
1.063 in (27 mm) |
Indicator |
1.063 x 5.5 in (27 x 139.7 mm) |
5.5 in (139.7 mm) |
CSA; UL |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
50 A |
End Cap |
200 kA |
KLSR |
Rated Breaking Capacity at 300 VDC: 20000 A |
1.063 in (27 mm) |
5.5 in (139.7 mm) |
CSA; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
50 A |
Tab/Blade |
13 kJ |
-40 °C (-40 °F) |
2 kA |
Bulk |
0.63 in (16 mm) |
0.472 in (12 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
Time Delay |
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.