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 |
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 |
85 °C (185 °F) |
Very Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
300 mA |
Pin Wire |
1.23 J |
-55 °C (-67 °F) |
Tin |
100 A |
5 s |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.69 |
Bulk |
0.275 in (6.985 mm) |
e3 |
250 V |
3AB |
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) |
Time Delay |
|||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
30 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
1 s |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.03 |
Bulk |
0.189 in (4.8 mm) |
Supplemental |
e3 |
250 V |
2AG |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.587 in (14.9 mm) |
CE; UL |
125 °C (257 °F) |
|||||||
|
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 |
500 V |
300 mA |
End Cap |
Nickel |
592 |
|||||||||||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
29.5 mJ |
Tin Lead |
50 A |
672 |
0.154 in (3.9 mm) |
e0 |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CSA; UL |
Fast |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
615 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
4 h |
0.6 |
Bulk |
0.205 in (5.2 mm) |
Supplemental |
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) |
CE; CSA; KC; UL |
125 °C (257 °F) |
Time Lag |
|||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 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; QPL; UL |
Slow |
||||||||||||||||||||
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 |
Inline/Holder |
250 V |
300 mA |
End Cap |
615 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
2 m |
0.6 |
Bulk |
0.205 in (5.2 mm) |
Supplemental |
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) |
CE; CSA; KC; UL |
125 °C (257 °F) |
Time Lag |
|||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
38 mJ |
-25 °C (-13 °F) |
35 A |
Tape And Reel |
0.213 in (5.4 mm) |
120 s |
0.197 x 0.787 in (5 x 20 mm) |
0.827 in (21 mm) |
CUL; UL |
70 °C (158 °F) |
Medium Time Lag |
|||||||||||||||
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 |
Tape And Reel |
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 |
125 V |
125 V |
300 mA |
Wire |
9.45 mJ |
-55 °C (-67 °F) |
10 kA |
5 s |
Bulk |
0.25 in (6.35 mm) |
125 V |
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 |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.25 in (6.35 mm) |
0.25 x 0.35 in (6.35 x 8.89 mm) |
0.35 in (8.89 mm) |
CSA; QPL; UL |
85 °C (185 °F) |
Very Fast |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
47 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) |
CUL; UL |
70 °C (158 °F) |
Very Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
1.23 J |
-55 °C (-67 °F) |
Tin |
4 h |
0.69 |
0.275 in (6.985 mm) |
e3 |
250 V |
3AB |
0.275 x 1.288 in (6.985 x 32.72 mm) |
1.288 in (32.72 mm) |
CE, CSA, UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
600 V |
300 mA |
End Cap |
-55 °C (-67 °F) |
100 kA |
4 m |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
0.406 x 1.5 in (10.31 x 38.1 mm) |
1.5 in (38.1 mm) |
CE; CSA; IEC; UL |
125 °C (257 °F) |
Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
600 V |
300 mA |
End Cap |
-55 °C (-67 °F) |
100 kA |
4 m |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 mm) |
1.5 in (38.1 mm) |
CE; CSA; IEC; UL |
125 °C (257 °F) |
Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
300 mA |
Pin Wire |
690 mJ |
-55 °C (-67 °F) |
Matte Tin |
100 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
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) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
38 mJ |
-25 °C (-13 °F) |
35 A |
Bulk |
0.205 in (5.2 mm) |
120 s |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CUL; UL |
70 °C (158 °F) |
Medium Time Lag |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
730 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
313 |
Bulk |
0.25 in (6.35 mm) |
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 |
125 V |
300 mA |
End Cap |
615 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
239 |
0.205 in (5.2 mm) |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE; CSA; KTL; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
500 V |
300 mA |
End Cap |
100 kA |
Rated Breaking Capacity at 500 VDC: 50000 A |
0.406 in (10.31 mm) |
0.394 x 1.496 in (10 x 38 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 |
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) |
250 V |
0.394 x 1.496 in (10 x 38 mm) |
0.406 x 1.5 in (10.3 x 38.1 mm) |
1.5 in (38.1 mm) |
CE; CSA; QPL; UL |
Time Delay |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
613 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
Bulk; Tape And Reel |
0.205 in (5.2 mm) |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CSA; KTL; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
End Cap |
11.1 mJ |
Nickel |
200 kA |
12 s |
Rated Breaking Capacity at 300 VDC: 20000 A |
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 |
Time Delay |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
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 |
Time Delay |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
Tin |
10 kA |
4 h |
Bulk |
0.235 in (5.97 mm) |
e3 |
125 V |
Micro |
0.235 x 0.287 in (5.97 x 7.3 mm) |
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 |
33 mJ |
35 A |
0.236 in (6 mm) |
0.236 x 0.886 in (6 x 22.5 mm) |
0.886 in (22.5 mm) |
CSA; KTL; PSE; UL |
Fast |
|||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
613 mJ |
-55 °C (-67 °F) |
Matte Tin |
35 A |
239P |
Bulk; Tape And Reel |
0.787 in (20 mm) |
e3 |
0.787 x 0.205 in (20 x 5.2 mm) |
0.205 in (5.2 mm) |
CE; CSA; KTL; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
End Cap |
200 kA |
0.811 in (20.6 mm) |
Indicator |
0.811 x 5 in (20.6 x 127 mm) |
5 in (127 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
730 mJ |
-55 °C (-67 °F) |
35 A |
5 s |
Bulk |
0.275 in (6.985 mm) |
3AG |
1.275 in (32.39 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Slow |
||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
29.5 mJ |
Tin Lead |
50 A |
674 |
0.154 in (3.9 mm) |
e0 |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CSA; UL |
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) |
5 in (127 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
30 mJ |
-25 °C (-13 °F) |
35 A |
Bulk |
0.248 in (6.3 mm) |
120 s |
0.248 x 1.26 in (6.3 x 32 mm) |
1.26 in (32 mm) |
CSA; UL |
70 °C (158 °F) |
Very Fast |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
1.2 J |
-25 °C (-13 °F) |
35 A |
Bulk |
0.248 in (6.3 mm) |
5 s |
0.248 x 1.26 in (6.3 x 32 mm) |
1.26 in (32 mm) |
CSA; UL |
70 °C (158 °F) |
Time Delay |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
29.5 mJ |
Tin Lead |
50 A |
4 h |
0.0296 |
Tape And Reel |
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 |
Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
500 V |
300 mA |
End Cap |
Silver |
592 |
e4 |
||||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
300 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 300 VDC: 20000 A |
Bulk |
0.406 in (10.3 mm) |
600 V |
0.406 x 1.5 in (10.3 x 38.1 mm) |
1.5 in (38.1 mm) |
CE; CSA; UL |
Time Delay |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
300 mA |
End Cap |
10 kA |
0.406 in (10.31 mm) |
Indicator |
0.406 x 1.5 in (10.31 x 38.1 mm) |
1.5 in (38.1 mm) |
UL |
Slow |
|||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
730 mJ |
-60 °C (-76 °F) |
35 A |
5 s |
Bulk |
0.275 in (6.99 mm) |
3AG |
1.273 x 0.275 in (32.34 x 6.98 mm) |
1.288 in (32.72 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
68.9 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
312 |
Bulk |
0.25 in (6.35 mm) |
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 |
Inline/Holder |
125 V |
300 mA |
End Cap |
10 kA |
UL |
Time Delay |
|||||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
1.23 J |
-55 °C (-67 °F) |
Tin |
4 h |
0.69 |
0.275 in (6.985 mm) |
e3 |
250 V |
3AB |
0.275 x 1.288 in (6.985 x 32.72 mm) |
1.288 in (32.72 mm) |
CE, CSA, UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
300 mA |
Pin Wire |
33.2 mJ |
50 A |
4 h |
0.03 |
Tape And Reel |
0.154 in (3.9 mm) |
250 V |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CSA; UL |
Slow |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
300 mA |
Pin Wire |
9.45 mJ |
-55 °C (-67 °F) |
Tin Lead |
10 kA |
5 s |
Pre Arcing Time: Open within 5 s at 200% Rated Current |
0.25 in (6.35 mm) |
e0 |
125 V |
Micro |
0.25 x 0.35 in (6.35 x 8.89 mm) |
0.35 in (8.89 mm) |
CSA; UL |
85 °C (185 °F) |
Very Fast |
||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
300 mA |
End Cap |
200 kA |
0.563 in (14.3 mm) |
Indicator |
0.563 x 2 in (14.3 x 50.8 mm) |
2 in (50.8 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
300 mA |
End Cap |
690 mJ |
0.25 in (6.35 mm) |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CSA; UL |
Slow |
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.