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 |
125 V |
125 V |
4 A |
277 |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
35 J |
-55 °C (-67 °F) |
Pure Tin |
50 A |
Tape And Reel |
0.135 in (3.43 mm) |
0.135 x 0.28 in (3.43 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; PSE; UL |
125 °C (257 °F) |
Time Lag |
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Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
2.45 J |
-55 °C (-67 °F) |
Tin |
50 A |
253 |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
0.095 in (2.41 mm) |
e3 |
0.095 x 0.28 in (2.41 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; METI; PSE; QPL; UL |
125 °C (257 °F) |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
46.96 J |
-55 °C (-67 °F) |
1.5 kA |
46.96 |
0.205 in (5.2 mm) |
250 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) |
125 °C (257 °F) |
Time Lag |
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Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
28.1 J |
Tin Lead |
50 A |
4 h |
28.1 |
Bulk |
0.154 in (3.9 mm) |
e0 |
250 V |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CSA; UL |
Slow |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
2.45 J |
-55 °C (-67 °F) |
Pure Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
0.11 in (2.8 mm) |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; PSE; TUV; UL |
125 °C (257 °F) |
Very Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
300 V |
4 A |
End Cap |
10 kA |
0.61 in (15.49 mm) |
0.61 x 1.82 in (15.49 x 46.23 mm) |
1.82 in (46.23 mm) |
CSA; UL |
Time Delay |
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Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
2.45 J |
-55 °C (-67 °F) |
Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 4 ms at 1000% Rated Current |
Ammo Pack |
0.11 in (2.8 mm) |
e3 |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CCC; CSA; PSE; QPL; TUV; UL |
125 °C (257 °F) |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
J Bend |
35 J |
-55 °C (-67 °F) |
Tin |
50 A |
100 ms |
Tape And Reel |
0.285 in (7.24 mm) |
0.17 in (4.32 mm) |
e3 |
125 V |
Pico |
0.285 x 0.17 x 0.12 in (7.24 x 4.32 x 3.05 mm) |
0.12 in (3.05 mm) |
CSA; PSE; UL |
125 °C (257 °F) |
Slow |
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Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
202 J |
-55 °C (-67 °F) |
Nickel |
40 A |
20 ms |
Pre Arcing Time: Open within 0.02 s at 1000% Rated Current |
0.205 in (5.2 mm) |
250 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) |
CCC; CE; CSA; IEC; PSE; SEMKO; UL |
125 °C (257 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
126.4 J |
-40 °C (-40 °F) |
40 A |
20 ms |
0.335 in (8.5 mm) |
TR5 |
0.315 in (8 mm) |
CCC; CE; CUL; KC; PSE; UL; VDE |
85 °C (185 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
17 J |
-40 °C (-40 °F) |
1 kA |
30 ms |
Bulk |
0.429 in (10.9 mm) |
0.15 in (3.8 mm) |
0.346 in (8.8 mm) |
UL |
125 °C (257 °F) |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
17 J |
-40 °C (-40 °F) |
1 kA |
30 ms |
Box |
0.429 in (10.9 mm) |
0.15 in (3.8 mm) |
0.346 in (8.8 mm) |
UL |
125 °C (257 °F) |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
8.86 J |
50 A |
5 s |
Tape And Reel |
0.154 in (3.9 mm) |
0.142 x 0.394 in (3.6 x 10 mm) |
0.433 in (11 mm) |
CSA; UL |
Fast |
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Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
14 J |
-40 °C (-40 °F) |
1 kA |
100 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 |
32 V |
4 A |
Tab/Blade |
14 J |
-40 °C (-40 °F) |
1 kA |
100 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) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
280 V |
4 A |
Wraparound |
122.5 J |
-55 °C (-67 °F) |
50 A |
2 m |
Pre Arcing Time: Open within 120 s at 250% Rated Current |
Tape And Reel |
0.398 in (10.1 mm) |
0.123 in (3.12 mm) |
Nano |
0.123 in (3.12 mm) |
CUL; UL |
125 °C (257 °F) |
Slow |
||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
14 J |
-40 °C (-40 °F) |
1 kA |
100 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) |
||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
14 J |
-40 °C (-40 °F) |
1 kA |
100 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) |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
31 J |
-40 °C (-40 °F) |
1 kA |
30 ms |
0.429 in (10.9 mm) |
0.15 in (3.8 mm) |
Mini |
0.346 in (8.8 mm) |
UL |
125 °C (257 °F) |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
75 V |
4 A |
Pin Wire |
2.02 J |
-55 °C (-67 °F) |
300 A |
4 h |
Ammo Pack |
0.135 in (3.42 mm) |
Pico |
0.315 in (8 mm) |
AEC-Q200; CUL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
75 V |
4 A |
Pin Wire |
2.02 J |
-55 °C (-67 °F) |
300 A |
4 h |
Ammo Pack |
0.135 in (3.42 mm) |
Pico |
0.315 in (8 mm) |
AEC-Q200; CUL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
10 kA |
2 m |
Bulk |
0.406 in (10.31 mm) |
5AG |
1.5 in (38.1 mm) |
CE; CSA; UL |
Fast |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.235 in (5.97 mm) |
Micro |
0.29 in (7.37 mm) |
CSA; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
3.6 J |
-55 °C (-67 °F) |
Matte Tin Over Nickel |
50 A |
5 s |
Rated Breaking Capacity at 125 VDC: 100 A |
Tape And Reel |
0.246 in (6.25 mm) |
0.098 in (2.5 mm) |
e3 |
2410 |
0.088 in (2.24 mm) |
CUL; TUV; UL |
125 °C (257 °F) |
Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
4 A |
Pin Wire |
9.4 J |
-55 °C (-67 °F) |
100 A |
1 s |
Bulk |
0.189 in (4.8 mm) |
2AG |
0.587 in (14.9 mm) |
CE, CSA, PSE, UL |
125 °C (257 °F) |
Fast |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.235 in (5.97 mm) |
Micro |
0.29 in (7.37 mm) |
CSA; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
3.6 J |
-55 °C (-67 °F) |
50 A |
5 s |
Rated Breaking Capacity at 125 VDC: 100 A |
Tape And Reel |
0.246 in (6.25 mm) |
0.098 in (2.5 mm) |
0.088 in (2.24 mm) |
AEC-Q200; CUL; PSE; TUV; UL |
125 °C (257 °F) |
Fast |
||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
4 A |
End Cap |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
Bulk |
0.815 in (20.7 mm) |
Indicator |
5 in (127 mm) |
CSA; UL |
Time Delay |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
4 A |
End Cap |
200 kA |
Rated Breaking Capacity at 125 VDC: 20000 A |
Bulk |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.235 in (5.97 mm) |
Micro |
0.287 in (7.3 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.25 in (6.35 mm) |
Micro |
0.35 in (8.89 mm) |
CSA; QPL; UL |
85 °C (185 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
4 A |
Pin Wire |
-55 °C (-67 °F) |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.093 in (2.36 mm) |
Pico |
0.28 in (7.11 mm) |
CSA; QPL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
10 kA |
12 s |
Bulk |
0.406 in (10.31 mm) |
5AG |
Indicator |
1.5 in (38.1 mm) |
UL |
Time Delay |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
226.505 J |
-55 °C (-67 °F) |
40 A |
20 ms |
Bulk |
0.205 in (5.2 mm) |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CCC; CE; CSA; KC; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Time Lag |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.25 in (6.35 mm) |
Micro |
0.35 in (8.89 mm) |
CSA; QPL; UL |
85 °C (185 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
4 A |
Pin Wire |
-55 °C (-67 °F) |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.093 in (2.36 mm) |
Pico |
0.28 in (7.11 mm) |
CSA; QPL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.235 in (5.97 mm) |
Micro |
0.287 in (7.3 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
110 J |
-55 °C (-67 °F) |
1.5 kA |
10 ms |
Bulk |
0.217 in (5.5 mm) |
0.197 x 0.787 in (5 x 20 mm) |
0.846 in (21.5 mm) |
CCC; CUL; KC; PSE; TUV; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
10 kA |
12 s |
Bulk |
0.406 in (10.31 mm) |
5AG |
Indicator |
1.5 in (38.1 mm) |
UL |
Time Delay |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
226.505 J |
-55 °C (-67 °F) |
40 A |
20 ms |
Bulk |
0.217 in (5.5 mm) |
0.197 x 0.787 in (5 x 20 mm) |
0.846 in (21.5 mm) |
CCC; CE; CSA; KC; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Time Lag |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.25 in (6.35 mm) |
Micro |
0.35 in (8.89 mm) |
CSA; QPL; UL |
Very Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
4 A |
End Cap |
10 kA |
2 m |
Bulk |
0.406 in (10.31 mm) |
0.394 x 1.378 in (10 x 35 mm) |
1.375 in (34.925 mm) |
CSA; UL |
Fast |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
1.38 J |
-55 °C (-67 °F) |
10 kA |
2 s |
Bulk |
0.25 in (6.35 mm) |
Micro |
0.35 in (8.89 mm) |
CSA; QPL; UL |
85 °C (185 °F) |
Very Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
110 J |
-55 °C (-67 °F) |
1.5 kA |
10 ms |
Bulk |
0.205 in (5.2 mm) |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CCC; CUL; KC; PSE; TUV; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
34.4 J |
-55 °C (-67 °F) |
50 A |
20 ms |
Tape And Reel |
0.256 in (6.5 mm) |
0.106 in (2.69 mm) |
Nano |
0.106 in (2.69 mm) |
CUL; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
4 A |
Tab/Blade |
17 J |
-40 °C (-40 °F) |
1 kA |
30 ms |
Bulk |
0.429 in (10.9 mm) |
0.15 in (3.8 mm) |
0.346 in (8.8 mm) |
UL |
125 °C (257 °F) |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
6.7 J |
-40 °C (-40 °F) |
Tin |
40 A |
20 ms |
Ammo Pack; Tape |
0.335 in (8.5 mm) |
e3 |
TR5 |
0.315 in (8 mm) |
CCC; CE; CUL; PSE; UL; VDE |
85 °C (185 °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.