| 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 |
4 A |
Pin Wire |
3.08 J |
-55 °C (-67 °F) |
50 A |
100 ms |
Bulk |
0.155 in (3.94 mm) |
250 V |
Pico |
CSA, PSE, UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
58 V |
4 A |
Tab/Blade |
25 J |
Tin |
Rated Breaking Capacity at 58 VDC: 1000 A |
0.748 in (19 mm) |
0.197 in (5 mm) |
e3 |
0.748 x 0.197 x 0.52 in (19 x 5 x 13.2 mm) |
0.52 in (13.2 mm) |
UL |
||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
150 V |
150 V |
4 A |
End Cap |
-55 °C (-67 °F) |
100 kA |
Rated Breaking Capacity at 150 VDC: 20000 A |
0.406 in (10.3 mm) |
1.5 in (38.1 mm) |
CSA; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
4 A |
End Cap |
10 kA |
0.205 in (5.2 mm) |
Supplemental |
125 V |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE, CSA, PSE, UL |
Medium |
||||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
6.7 J |
-40 °C (-40 °F) |
40 A |
Bulk |
0.335 in (8.5 mm) |
20 ms |
0.335 x 0.315 in (8.5 x 8 mm) |
0.315 in (8 mm) |
CCC; PSE; SEMKO; UL; VDE |
85 °C (185 °F) |
Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
150 V |
150 V |
4 A |
End Cap |
100 kA |
KLA |
Rated Breaking Capacity at 150 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) |
CSA; UL |
Fast |
|||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
4 A |
Pin Wire |
-55 °C (-67 °F) |
Gold |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.093 in (2.36 mm) |
Supplemental |
e4 |
125 V |
Pico |
0.093 x 0.28 in (2.36 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
76.1 J |
200 A |
0.25 in (6.35 mm) |
Indicator |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CE; CSA; METI; PSE; UL |
Slow |
||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
2.45 J |
-55 °C (-67 °F) |
Matte Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A |
2.45 |
Bulk |
0.11 in (2.8 mm) |
Supplemental |
e3 |
125 V |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; PSE; QPL; TUV; UL |
125 °C (257 °F) |
Very Fast |
|||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
35 J |
-55 °C (-67 °F) |
Pure Tin |
50 A |
Bulk |
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 |
|||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
30 J |
-55 °C (-67 °F) |
Matte Tin |
40 A |
0.205 in (5.2 mm) |
e3 |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CCC; CE; CSA; IEC; KTL; PSE; SEMKO; UL |
125 °C (257 °F) |
Fast |
||||||||||||||
|
Littelfuse |
Electric Fuse |
4 A |
-40 °C (-40 °F) |
40 A |
80 |
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) |
CCC, CSA, METI, SEMKO, UL, VDE |
85 °C (185 °F) |
Time Lag |
|||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
250 V |
4 A |
Tab/Blade |
200 kA |
2CO |
Rated Breaking Capacity at 250 VDC: 80000 A |
0.827 in (21 mm) |
0.827 x 2.205 in (21 x 56 mm) |
2.205 in (56 mm) |
CSA |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
14.6 J |
Tin Lead |
40 A |
676 |
0.154 in (3.9 mm) |
e0 |
0.154 x 0.433 in (3.9 x 11 mm) |
0.433 in (11 mm) |
CCC; CSA; UL; VDE |
Fast |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
500 J |
-25 °C (-13 °F) |
200 A |
Bulk |
0.248 in (6.3 mm) |
12 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 |
Inline/Holder |
125 V |
4 A |
Tab/Blade |
14.5 J |
-40 °C (-40 °F) |
1 kA |
Bulk |
0.465 in (11.8 mm) |
0.15 in (3.8 mm) |
20 ms |
0.638 in (16.2 mm) |
85 °C (185 °F) |
Very Fast |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
148 J |
-55 °C (-67 °F) |
Nickel |
400 A |
0.177 in (4.5 mm) |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; METI; PSE; UL |
125 °C (257 °F) |
Slow |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
4 A |
End Cap |
-55 °C (-67 °F) |
1.5 kA |
46.96 |
0.787 in (20 mm) |
Supplemental |
250 V |
18.4 mΩ |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
BSI; CCC; CE; CSA; PSE; SEMKO; UL; VDE |
125 °C (257 °F) |
Time Lag |
||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
60 V |
4 A |
End Cap |
29.165 J |
-55 °C (-67 °F) |
40 A |
10 ms |
Rated Breaking Capacity at 60 VDC: 70 A, Pre Arcing Time: Open within 10 ms at 400% Rated Current |
Bulk |
0.205 in (5.2 mm) |
250 V |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CCC; CE; CSA; CUL; KC; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Fast |
|||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
148 J |
-55 °C (-67 °F) |
Tin |
400 A |
Bulk |
0.177 in (4.5 mm) |
e3 |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; METI; PSE; UL |
125 °C (257 °F) |
Slow |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
4 A |
Pin Wire |
17.6 J |
236 |
0.207 in (5.25 mm) |
0.207 x 0.886 in (5.25 x 22.5 mm) |
0.886 in (22.5 mm) |
CSA; MITI; UL |
Fast |
|||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
4 A |
Wraparound |
1.15 J |
35 A |
UL |
125 °C (257 °F) |
Very Fast |
||||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
10.4 J |
-55 °C (-67 °F) |
Nickel |
750 A |
10.4 |
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) |
Fast |
||||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
35 J |
-55 °C (-67 °F) |
Tin |
50 A |
35 |
Bulk |
0.135 in (3.43 mm) |
e3 |
125 V |
Pico |
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 |
|||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
500 V |
450 V |
4 A |
Pin Wire |
124 J |
-55 °C (-67 °F) |
100 A |
Rated Breaking Capacity at 450 VDC: 200 A |
124 |
Bulk |
0.228 in (5.8 mm) |
500 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; PSE; SEMKO |
125 °C (257 °F) |
Time Lag |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
4 A |
End Cap |
36 J |
-55 °C (-67 °F) |
Tin |
300 A |
5 m |
0.839 in (21.3 mm) |
0.228 in (5.8 mm) |
e3 |
125 V |
Alarm; Indicator |
0.772 in (19.6 mm) |
CSA; UL |
125 °C (257 °F) |
Fast |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
4 A |
End Cap |
15.4 J |
-55 °C (-67 °F) |
Tin |
300 A |
Rated Breaking Capacity at 125 VDC: 200 A |
Bulk |
e3 |
Alarm |
CSA; UL |
90 °C (194 °F) |
||||||||||||||
|
|
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, Pre Arcing Time: Open within 4 ms at 1000% Rated Current |
Ammo Pack |
0.11 in (2.8 mm) |
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 |
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 |
Ammo Pack |
0.103 in (2.61 mm) |
e3 |
0.103 x 0.28 in (2.61 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 |
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 |
Ammo Pack |
0.103 in (2.61 mm) |
e3 |
0.103 x 0.28 in (2.61 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 |
Inline/Holder |
250 V |
4 A |
End Cap |
14.995 J |
-55 °C (-67 °F) |
Tin |
1.5 kA |
14.995 |
Bulk |
0.205 in (5.2 mm) |
e3 |
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; KC; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Fast |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
2.45 J |
-55 °C (-67 °F) |
Matte Tin |
50 A |
4 ms |
Rated Breaking Capacity at 125 VDC: 300 A |
2.45 |
Bulk |
0.11 in (2.8 mm) |
Supplemental |
e3 |
125 V |
Pico |
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 |
65 V |
65 V |
4 A |
Pin Wire |
41.12 J |
-40 °C (-40 °F) |
Tin |
50 A |
10 s |
Ammo Pack; Tape And Reel |
0.335 in (8.5 mm) |
0.157 in (4 mm) |
e3 |
TE5 |
0.315 in (8 mm) |
CUL; UL |
125 °C (257 °F) |
Medium Time Lag |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
76.1 J |
-55 °C (-67 °F) |
Matte Tin |
200 A |
Bulk |
0.25 in (6.35 mm) |
e3 |
Indicator |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CE; CSA; KTL; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||
|
|
Littelfuse |
Electric Fuse |
4 A |
End Cap |
9.4 J |
-55 °C (-67 °F) |
100 A |
Tape And Reel |
0.189 in (4.8 mm) |
350 V |
2AG |
0.189 x 0.587 in (4.8 x 14.9 mm) |
0.587 in (14.9 mm) |
CE, 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) |
Gold |
50 A |
4 h |
Rated Breaking Capacity at 125 VDC: 300 A |
0.28 in (7.11 mm) |
0.093 in (2.36 mm) |
Supplemental |
e4 |
125 V |
23 mΩ |
Pico |
0.28 x 0.093 x 0.093 in (7.11 x 2.36 x 2.36 mm) |
0.093 in (2.36 mm) |
CSA; UL |
125 °C (257 °F) |
Very Fast |
||||||||
|
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
4 A |
Pin Wire |
148 J |
-55 °C (-67 °F) |
Tin |
400 A |
4 h |
148 |
Bulk |
0.185 in (4.7 mm) |
e3 |
125 V |
2AG |
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 |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
3.152 J |
50 A |
451 |
CSA; UL |
Very Fast |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
10 kA |
UL |
Time Delay |
|||||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
500 V |
4 A |
End Cap |
Nickel |
592 |
|||||||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
350 V |
4 A |
End Cap |
148 J |
-55 °C (-67 °F) |
Tin |
100 A |
Bulk |
0.177 in (4.5 mm) |
e3 |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; PSE; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
24 V |
24 V |
4 A |
Wraparound |
1.5 J |
-55 °C (-67 °F) |
Tin Lead Over Nickel |
35 A |
429 |
Rated Breaking Capacity at 24 VDC: 35 A |
Tape And Reel |
0.125 in (3.18 mm) |
0.06 in (1.52 mm) |
e0 |
0.125 x 0.06 x 0.045 in (3.18 x 1.52 x 1.14 mm) |
0.045 in (1.14 mm) |
CSA; UL |
90 °C (194 °F) |
Very Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
34.4 J |
-55 °C (-67 °F) |
Gold |
50 A |
0452 |
Rated Breaking Capacity at 125 VDC: 50 A |
Tape And Reel |
0.24 in (6.1 mm) |
0.106 in (2.69 mm) |
e4 |
0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm) |
0.106 in (2.69 mm) |
CSA; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
9.71 J |
-55 °C (-67 °F) |
Matte Tin |
400 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; PSE; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
4 A |
Tab/Blade |
200 kA |
0.563 in (14.3 mm) |
0.563 x 1.874 in (14.3 x 47.6 mm) |
1.874 in (47.6 mm) |
CSA; UL |
Fast |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
4 A |
End Cap |
9.4 J |
10 kA |
Bulk |
0.177 in (4.5 mm) |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.57 in (14.48 mm) |
CSA; METI; PSE; UL |
Fast |
||||||||||||||||||
|
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
4 A |
End Cap |
14.995 J |
-55 °C (-67 °F) |
Tin |
1.5 kA |
14.995 |
Bulk |
0.205 in (5.2 mm) |
e3 |
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; KC; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Fast |
||||||||||
|
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
4 A |
Wraparound |
40.8 J |
-55 °C (-67 °F) |
Gold |
50 A |
2 ms |
40.8 |
Tape And Reel |
0.24 in (6.1 mm) |
0.106 in (2.69 mm) |
e4 |
125 V |
Nano |
0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm) |
0.106 in (2.69 mm) |
CUL; UL |
125 °C (257 °F) |
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.