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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
47 mJ |
-25 °C (-13 °F) |
35 A |
Tape And Reel |
0.213 in (5.4 mm) |
5 s |
0.197 x 0.787 in (5 x 20 mm) |
0.827 in (21 mm) |
CUL; UL |
70 °C (158 °F) |
Very Fast |
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|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
10 kA |
5 s |
Pre Arcing Time: Open within 5 s at 200% Rated Current |
Bulk |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CE; CSA; QPL; UL |
Time Delay |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 V |
300 mA |
Pin Wire |
68.9 mJ |
Tin Lead |
35 A |
0.276 in (7 mm) |
e0 |
0.276 x 1.275 in (7 x 32.39 mm) |
1.275 in (32.39 mm) |
CSA; UL |
Fast |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
68.9 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
318 |
Bulk |
0.275 in (6.99 mm) |
e3 |
0.275 x 1.288 in (6.99 x 32.72 mm) |
1.288 in (32.72 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
730 mJ |
Matte Tin |
35 A |
0.275 in (6.99 mm) |
e3 |
0.275 x 1.275 in (6.99 x 32.39 mm) |
1.275 in (32.39 mm) |
CE; CSA; METI; PSE; UL |
Slow |
||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
300 mA |
Tab/Blade |
-55 °C (-67 °F) |
Gold |
10 kA |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.235 in (5.97 mm) |
e4 |
0.235 x 0.29 in (5.97 x 7.37 mm) |
0.29 in (7.37 mm) |
CSA; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 mA |
End Cap |
100 kA |
0.406 in (10.31 mm) |
0.406 x 1.5 in (10.31 x 38.1 mm) |
1.5 in (38.1 mm) |
CSA; UL |
Fast |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
Tab/Blade |
Nickel |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
Bulk |
0.406 in (10.3 mm) |
0.406 x 1.5 in (10.3 x 38.1 mm) |
1.5 in (38.1 mm) |
CE, CSA, UL |
Fast |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 s |
Bulk |
0.235 in (5.97 mm) |
125 V |
Micro |
0.287 in (7.3 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
29.5 mJ |
Tin Lead |
50 A |
5 s |
Pre Arcing Time: Open within 5 s at 200% Rated Current |
0.0295 |
Bulk |
0.154 in (3.9 mm) |
e0 |
250 V |
0.142 x 0.394 in (3.6 x 10 mm) |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CSA; UL |
Fast |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
615 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
4 h |
0.6 |
Bulk |
0.228 in (5.8 mm) |
Supplemental |
e3 |
250 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; CSA; KC; UL |
125 °C (257 °F) |
Time Lag |
||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
-55 °C (-67 °F) |
Tin |
100 kA |
4 h |
Bulk |
0.25 in (6.35 mm) |
e3 |
125 V |
Micro |
0.25 x 0.35 in (6.35 x 8.89 mm) |
0.35 in (8.89 mm) |
CSA, UL |
125 °C (257 °F) |
Very Fast |
||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 V |
300 mA |
End Cap |
Nickel |
593 |
|||||||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
300 V |
300 mA |
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 |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
300 mA |
Pin Wire |
-55 °C (-67 °F) |
50 A |
4 h |
0.04 |
0.142 in (3.6 mm) |
250 V |
0.142 x 0.394 in (3.6 x 10 mm) |
0.394 in (10 mm) |
CSA, UL |
125 °C (257 °F) |
Time Lag |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
300 V |
300 mA |
End Cap |
-55 °C (-67 °F) |
10 kA |
Rated Breaking Capacity at 300 VDC: 10000 A |
Bulk |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CSA; UL |
125 °C (257 °F) |
Time Delay |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
-55 °C (-67 °F) |
Gold |
10 kA |
4 h |
Bulk |
0.235 in (5.97 mm) |
e4 |
125 V |
Micro |
0.235 x 0.29 in (5.97 x 7.37 mm) |
0.29 in (7.37 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
32.15 mJ |
-55 °C (-67 °F) |
35 A |
5 s |
Bulk |
0.197 in (5 mm) |
250 V |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CSA, CE, UL |
125 °C (257 °F) |
Fast |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
300 V |
300 mA |
End Cap |
10 kA |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
600 V |
300 mA |
End Cap |
-55 °C (-67 °F) |
100 kA |
Rated Breaking Capacity at 600 VDC: 50000 A |
Bulk |
0.406 in (10.31 mm) |
101 µs |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CSA, UL |
125 °C (257 °F) |
Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
68.9 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
312 |
Bulk |
0.25 in (6.35 mm) |
e3 |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Fast |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Wire |
43 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 m |
Bulk |
0.142 in (3.6 mm) |
e3 |
0.142 x 0.394 in (3.6 x 10 mm) |
0.394 in (10 mm) |
CUL; UL |
125 °C (257 °F) |
Slow |
||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
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 |
Through Hole Mount |
125 V |
125 V |
300 mA |
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 |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
125 V |
300 mA |
End Cap |
10 kA |
5 s |
Bulk |
0.406 in (10.31 mm) |
5AG |
Indicator |
1.5 in (38.1 mm) |
UL |
Time Delay |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
300 mA |
End Cap |
10 kA |
5 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 |
125 V |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
125 V |
300 mA |
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 |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 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 |
Inline/Holder |
600 V |
300 V |
300 mA |
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 |
600 V |
600 V |
300 mA |
End Cap |
-55 °C (-67 °F) |
100 kA |
4 m |
Pre Arcing Time: Clear within 4 m at 200% Rated Current; Rated Breaking Capacity at 600 VDC: 50000 A |
Bulk |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CSA; UL |
125 °C (257 °F) |
Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
0.811 in (20.6 mm) |
5 in (127 mm) |
CE; CSA; UL; QPL |
Time Delay |
|||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 125 VDC: 20000 A |
0.563 in (14.3 mm) |
2 in (50.8 mm) |
CE; CSA; UL; QPL |
Time Delay |
|||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 125 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 |
Time Delay |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
615 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
4 h |
0.6 |
Tape And Reel |
0.228 in (5.8 mm) |
Supplemental |
e3 |
250 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; CSA; KC; UL |
125 °C (257 °F) |
Time Lag |
||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
68.9 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
318 |
Bulk |
0.275 in (6.99 mm) |
e3 |
0.275 x 1.288 in (6.99 x 32.72 mm) |
1.288 in (32.72 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
300 V |
300 mA |
End Cap |
10 kA |
0.406 in (10.31 mm) |
500 V |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CSA; UL |
Time Delay |
|||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
300 mA |
End Cap |
10 kA |
0.406 in (10.31 mm) |
0.406 x 1.5 in (10.31 x 38.1 mm) |
1.5 in (38.1 mm) |
CSA; UL |
Slow |
||||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
300 V |
300 mA |
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 |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
690 mJ |
-55 °C (-67 °F) |
Matte Tin |
100 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
Bulk |
0.25 in (6.35 mm) |
e3 |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
500 mJ |
-25 °C (-13 °F) |
35 A |
Bulk |
0.205 in (5.2 mm) |
5 s |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CSA; UL |
70 °C (158 °F) |
Time Delay |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
32.2 mJ |
Tin Lead |
50 A |
4 h |
0.03 |
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 |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
1.23 J |
-55 °C (-67 °F) |
Nickel |
100 A |
5 s |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.69 |
Bulk |
0.25 in (6.35 mm) |
250 V |
3AB |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Delay |
||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
32.15 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
Tape And Reel |
0.886 in (22.5 mm) |
e3 |
0.886 x 0.236 in (22.5 x 6 mm) |
0.236 in (6 mm) |
CE; CSA; KC; 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.