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 |
40 A |
Tab/Blade |
-40 °C (-40 °F) |
1 kA |
Rated Breaking Capacity at 32 VDC: 1000 A |
0.63 in (16 mm) |
0.472 in (12 mm) |
0.63 x 0.472 x 0.315 in (16 x 12 x 8 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
300 V |
160 V |
40 A |
End Cap |
200 kA |
Rated Breaking Capacity at 160 VDC: 20000 A |
0.563 in (14.3 mm) |
300 V |
0.874 in (22.2 mm) |
CE; CSA; CUL; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
425 V |
40 A |
Tab/Blade |
1.495 kJ |
-40 °C (-40 °F) |
10 kA |
50 ms |
0.406 in (10.3 mm) |
425 V |
1.531 in (38.9 mm) |
CSA; UL |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
15.5 KV |
40 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 |
125 V |
40 A |
Tab/Blade |
10 kA |
0.81 in (20.57 mm) |
3.74 in (94.99 mm) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
40 A |
200 kA |
FLSR |
Rated Breaking Capacity at 300 VDC: 20000 A |
1.063 in (27 mm) |
5.5 in (139.7 mm) |
CSA; UL |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
15.5 KV |
40 A |
End Cap |
60 kA |
15NLE-40E |
3 in (76.2 mm) |
3 x 23.874 in (76.2 x 606.4 mm) |
23.874 in (606.4 mm) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
40 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 |
Inline/Holder |
2.75 KV |
40 A |
End Cap |
80 kA |
40E-1C-2.75 |
3 in (76.2 mm) |
3 x 10.874 in (76.2 x 276.2 mm) |
10.874 in (276.2 mm) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
36 V |
40 A |
Tab/Blade |
-40 °C (-40 °F) |
625 A |
1 m |
Bulk |
1.614 in (41 mm) |
0.433 in (11 mm) |
0.008 in (0.2 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
80 V |
40 A |
Tab/Blade |
12.8 kJ |
1 kA |
166.6885 |
Rated Breaking Capacity at 80VDC: 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) |
UL |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
440 V |
40 A |
Tab/Blade |
120 kA |
Rated Breaking Capacity at 440 VDC: 25000 A |
2.22 in (56.4 mm) |
1.181 in (30 mm) |
Indicator |
2.22 x 1.181 x 2.835 in (56.4 x 30 x 72 mm) |
2.835 in (72 mm) |
VDE |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
40 A |
Tab/Blade |
80 kA |
4.75 in (120.65 mm) |
4.75 x 16.131 in (120.65 x 409.72 mm) |
16.131 in (409.72 mm) |
Medium |
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Littelfuse |
Electric Fuse |
Inline/Holder |
8.25 KV |
40 A |
End Cap |
80 kA |
LDZ |
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 |
1.5 KV |
40 A |
End Cap |
362 J |
50 kA |
6 m |
Bulk |
0.813 in (20.65 mm) |
GPV |
1.5 KV |
0.787 x 5 in (20 x 127 mm) |
5 in (127 mm) |
CUL; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
150 V |
40 A |
Pin Wire |
22.925 kJ |
-55 °C (-67 °F) |
1 kA |
Rated Breaking Capacity at 150 VDC: 400 A |
Bulk |
0.275 in (6.985 mm) |
3AB |
1.288 in (32.72 mm) |
CE; CUL; UL |
125 °C (257 °F) |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
8.5 kJ |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
1.15 in (29.2 mm) |
0.346 in (8.8 mm) |
0.85 in (21.6 mm) |
UL |
125 °C (257 °F) |
Slow |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
Tab/Blade |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
Tab/Blade |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
3.3 kJ |
-40 °C (-40 °F) |
1 kA |
150 ms |
Bulk |
0.752 in (19.1 mm) |
0.201 in (5.1 mm) |
0.484 in (12.3 mm) |
CSA; UL |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
End Cap |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
3.3 kJ |
-40 °C (-40 °F) |
1 kA |
150 ms |
Box |
0.752 in (19.1 mm) |
0.201 in (5.1 mm) |
0.484 in (12.3 mm) |
CSA; UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
Tab/Blade |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
Tab/Blade |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
40 A |
Tab/Blade |
4.45 kJ |
-40 °C (-40 °F) |
20 kA |
50 ms |
Bulk |
0.406 in (10.3 mm) |
1.531 in (38.9 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
1.15 in (29.21 mm) |
0.348 in (8.85 mm) |
0.85 in (21.59 mm) |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
1.15 in (29.21 mm) |
0.348 in (8.85 mm) |
0.85 in (21.59 mm) |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
10 kA |
0.812 in (20.62 mm) |
1.623 in (41.23 mm) |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
10 kJ |
-40 °C (-40 °F) |
2 kA |
Bulk |
0.63 in (16 mm) |
0.472 in (12 mm) |
0.63 x 0.472 x 0.315 in (16 x 12 x 8 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
10 kJ |
-40 °C (-40 °F) |
Tin |
2 kA |
Bulk |
0.63 in (16 mm) |
0.472 in (12 mm) |
e3 |
0.63 x 0.472 x 0.315 in (16 x 12 x 8 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
40 A |
Tab/Blade |
10 kA |
0.81 in (20.57 mm) |
0.75 x 3.629 in (19.05 x 92.18 mm) |
3.74 in (94.99 mm) |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
-40 °C (-40 °F) |
Silver |
2 kA |
Bulk |
1.15 in (29.21 mm) |
0.75 in (19.05 mm) |
e4 |
1.15 x 0.75 x 0.42 in (29.21 x 19.05 x 10.67 mm) |
0.42 in (10.67 mm) |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
40 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 |
170 V |
40 A |
Tab/Blade |
100 kA |
Bulk |
0.563 in (14.3 mm) |
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 |
Surface Mount |
32 V |
40 A |
Wraparound |
5 kJ |
-40 °C (-40 °F) |
2 kA |
100 ms |
1.181 in (30 mm) |
1.047 in (26.6 mm) |
Mega |
0.63 in (16 mm) |
125 °C (257 °F) |
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Littelfuse |
Electric Fuse |
Inline/Holder |
700 V |
700 V |
40 A |
Tab/Blade |
580 mJ |
200 kA |
Rated Breaking Capacity at 700 VDC: 100000 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 |
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 |
32 V |
40 A |
Tab/Blade |
12 kJ |
169 |
Rated Breaking Capacity at 32 VDC: 1000 A |
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) |
UL |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
2.5 kJ |
-40 °C (-40 °F) |
1 kA |
40 ms |
Bulk |
0.421 in (10.7 mm) |
0.244 in (6.2 mm) |
0.689 in (17.5 mm) |
125 °C (257 °F) |
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|
Littelfuse |
Electric Fuse |
40 A |
-40 °C (-40 °F) |
0.906 in (23 mm) |
0.646 in (16.4 mm) |
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 |
40 A |
-40 °C (-40 °F) |
Tin |
1 kA |
6800 |
0.63 in (16 mm) |
0.472 in (12 mm) |
e3 |
58 V |
0.63 x 0.472 x 0.315 in (16 x 12 x 8 mm) |
0.315 in (8 mm) |
UL |
125 °C (257 °F) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
40 A |
Tab/Blade |
6.6 kJ |
-40 °C (-40 °F) |
Tin |
2 kA |
100 ms |
1.15 in (29.2 mm) |
0.75 in (19.05 mm) |
e3 |
32 V |
Mega |
0.381 in (9.69 mm) |
125 °C (257 °F) |
Time Delay |
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Littelfuse |
Electric Fuse |
Inline/Holder |
48 V |
48 V |
40 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 |
690 V |
40 A |
End Cap |
80 kA |
0.866 in (22 mm) |
690 V |
0.866 x 2.283 in (22 x 58 mm) |
0.866 x 2.283 in (22 x 58 mm) |
2.283 in (58 mm) |
IEC |
Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
40 A |
End Cap |
20.55 kJ |
200 kA |
0.812 in (20.62 mm) |
2.25 in (57.15 mm) |
UL |
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Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
500 V |
40 A |
Tab/Blade |
690 mJ |
200 kA |
Rated Breaking Capacity at 500 VDC: 100000 A |
1 in (25.4 mm) |
500 V |
1 x 2.13 in (25.4 x 54.1 mm) |
2.13 in (54.1 mm) |
CSA; UL |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
150 V |
150 V |
40 A |
End Cap |
100 kA |
Rated Breaking Capacity at 150 VDC: 20000 A |
0.811 in (20.6 mm) |
0.811 x 2 in (20.6 x 50.8 mm) |
2 in (50.8 mm) |
CSA; UL |
Fast |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
40 A |
Pin Wire |
22.925 kJ |
-55 °C (-67 °F) |
Tin |
1 kA |
22925 |
0.275 in (6.99 mm) |
e3 |
250 V |
3AB |
0.275 x 1.288 in (6.99 x 32.72 mm) |
1.288 in (32.72 mm) |
CE, UL |
125 °C (257 °F) |
Fast |
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.