| 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 |
Inline/Holder |
250 V |
1 A |
End Cap |
1.2 J |
-40 °C (-40 °F) |
Nickel |
1.5 kA |
311 |
Bulk |
0.205 in (5.2 mm) |
5 ms |
Indicator |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
DIN 41577 |
85 °C (185 °F) |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 V |
1 A |
End Cap |
-55 °C (-67 °F) |
4 h |
16.3 |
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, PSE, UL |
125 °C (257 °F) |
Time Lag |
||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
1 A |
Pin Wire |
3.5 J |
-40 °C (-40 °F) |
Matte Tin |
50 A |
397 |
Bulk |
0.335 in (8.5 mm) |
0.157 in (4 mm) |
e3 |
80 ms |
0.335 x 0.157 x 0.315 in (8.5 x 4 x 8 mm) |
0.315 in (8 mm) |
CSA; UL |
85 °C (185 °F) |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
1 A |
Pin Wire |
256 mJ |
-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 |
Tape And Reel |
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 |
||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
1 A |
Wire |
4.85 J |
-40 °C (-40 °F) |
Tin |
100 A |
150 ms |
3 |
Bulk |
0.335 in (8.5 mm) |
e3 |
250 V |
TR5 |
0.335 x 0.315 in (8.5 x 8 mm) |
0.315 in (8 mm) |
CCC; CE; CUL; PSE; UL; VDE |
85 °C (185 °F) |
Time Lag |
|||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
32 V |
1 A |
Tab/Blade |
1 J |
-40 °C (-40 °F) |
1 kA |
Bulk |
0.748 in (19 mm) |
0.197 in (5 mm) |
20 ms |
0.681 in (17.3 mm) |
UL |
85 °C (185 °F) |
Very Fast |
|||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
1 A |
Pin Wire |
5.64 J |
-55 °C (-67 °F) |
Tin |
35 A |
4 h |
Rated Breaking Capacity at 125 VDC: 10000 A |
5.64 |
Bulk |
0.185 in (4.7 mm) |
e3 |
250 V |
2AG |
Indicator |
0.185 x 0.57 in (4.7 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||
|
Littelfuse |
Electric Fuse |
1 A |
-40 °C (-40 °F) |
50 A |
4 h |
6.85 |
Tape And Reel |
0.335 in (8.5 mm) |
250 V |
0.335 x 0.333 in (8.5 x 8.45 mm) |
0.333 in (8.45 mm) |
CSA, UL |
85 °C (185 °F) |
Time Lag |
|||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
1 A |
End Cap |
1.82 J |
-55 °C (-67 °F) |
300 A |
5 m |
0.701 in (17.8 mm) |
0.228 in (5.8 mm) |
125 V |
Alarm; Indicator |
0.772 in (19.6 mm) |
CSA; UL |
125 °C (257 °F) |
Fast |
||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
170 V |
1 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 |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
1 A |
Pin Wire |
1.22 J |
50 A |
673 |
0.154 in (3.9 mm) |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 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.