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 |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
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) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
35.5 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 |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
251 |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
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) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
250 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 |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1000 ms at 200% 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) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
250 mA |
Pin Wire |
216 mJ |
-55 °C (-67 °F) |
Matte Tin |
35 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
Bulk |
0.185 in (4.7 mm) |
e3 |
0.185 x 0.57 in (4.7 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Lag |
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|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
385 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 |
250 mA |
Pin Wire |
35 A |
4 h |
0.385 |
1.25 in (31.75 mm) |
Supplemental |
250 V |
4.27 Ω |
3AG |
1.25 in (31.75 mm) |
CE; CSA; PSE; UL |
Time Lag |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
250 mA |
Pin Wire |
Tin Lead |
0.102 in (2.59 mm) |
e0 |
0.102 x 0.311 in (2.59 x 7.9 mm) |
0.311 in (7.9 mm) |
MIL-PRF-23419 |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
250 mA |
Pin Wire |
804 mJ |
-55 °C (-67 °F) |
Tin |
100 A |
5 s |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.432 |
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 |
250 mA |
End Cap |
650 mJ |
-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 |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Pure Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A, Pre Arcing Time: Open within 1000 ms at 200% Rated Current |
Bulk |
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; QPL; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Pre Arcing Time: Open within 1 s at 200% Rated Current |
Ammo Pack |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; CUL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
290 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) |
CSA; UL |
70 °C (158 °F) |
Time Delay |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Pre Arcing Time: Open within 1 s at 200% Rated Current |
Ammo Pack |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; CUL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
250 mA |
Pin Wire |
216 mJ |
-55 °C (-67 °F) |
Matte Tin |
35 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
Tape And Reel |
0.185 in (4.7 mm) |
e3 |
0.185 x 0.57 in (4.7 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 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 |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
22.5 mJ |
Tin Lead |
50 A |
5 s |
Pre Arcing Time: Open within 5 s at 200% Rated Current |
0.0225 |
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 |
Inline/Holder |
250 V |
250 mA |
End Cap |
545 mJ |
-55 °C (-67 °F) |
1.5 kA |
0.545 |
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 |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 mA |
End Cap |
35.5 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
312 |
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 |
250 V |
250 V |
250 mA |
End Cap |
35.5 mJ |
Tin Lead |
35 A |
5 s |
Pre Arcing Time: Open within 5 s at 200% Rated Current |
0.0355 |
0.25 in (6.35 mm) |
e0 |
250 V |
3AG |
0.25 x 1.25 in (6.35 x 31.75 mm) |
1.25 in (31.75 mm) |
CSA; UL |
Fast |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
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) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
8.91 mJ |
-55 °C (-67 °F) |
Tin |
1.2 kA |
Bulk |
0.236 in (6 mm) |
e3 |
0.236 x 0.886 in (6 x 22.5 mm) |
0.886 in (22.5 mm) |
CCC; CE; CSA; SEMKO; UL; VDE |
125 °C (257 °F) |
Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
13 mJ |
-25 °C (-13 °F) |
1.5 kA |
Bulk |
0.213 in (5.4 mm) |
20 ms |
0.197 x 0.787 in (5 x 20 mm) |
0.827 in (21 mm) |
DIN; IEC; SEMKO; VDE |
70 °C (158 °F) |
Very Fast |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
8.91 mJ |
-55 °C (-67 °F) |
Tin |
1.2 kA |
Bulk |
0.236 in (6 mm) |
e3 |
0.236 x 0.886 in (6 x 22.5 mm) |
0.886 in (22.5 mm) |
CCC; CE; CSA; SEMKO; UL; VDE |
125 °C (257 °F) |
Fast |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
250 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 |
Surface Mount |
125 V |
125 V |
250 mA |
Wraparound |
1 mJ |
-55 °C (-67 °F) |
Tin/Lead with Nickel barrier |
50 A |
200 ms |
Pre Arcing Time: Open within 0.2 s at 300% Rated Current |
0.125 in (3.18 mm) |
0.06 in (1.52 mm) |
e0 |
125 V |
1206 |
0.125 x 0.06 x 0.023 in (3.18 x 1.52 x 0.58 mm) |
0.023 in (0.58 mm) |
CSA; UL |
90 °C (194 °F) |
Very Fast |
|||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
110 mJ |
-25 °C (-13 °F) |
1.5 kA |
Bulk |
0.213 in (5.4 mm) |
10 ms |
0.197 x 0.787 in (5 x 20 mm) |
0.827 in (21 mm) |
70 °C (158 °F) |
Time Lag |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 mA |
End Cap |
40 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
10 ms |
Bulk |
0.205 in (5.2 mm) |
e3 |
0.197 x 0.787 in (5 x 20 mm) |
0.787 in (20 mm) |
CCC; CE; CSA; SEMKO; UL; VDE |
125 °C (257 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
250 mA |
End Cap |
62.5 mJ |
-55 °C (-67 °F) |
40 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 |
Through Hole Mount |
250 V |
250 V |
250 mA |
Pin Wire |
312 mJ |
Tin Lead |
35 A |
0.3 |
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; IEC; UL; VDE |
Slow |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
250 mA |
Pin Wire |
216 mJ |
-55 °C (-67 °F) |
Matte Tin |
35 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
Bulk |
0.185 in (4.7 mm) |
e3 |
Indicator |
0.185 x 0.57 in (4.7 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Time Lag |
||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 mA |
End Cap |
11 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 |
600 V |
600 V |
250 mA |
End Cap |
200 kA |
Rated Breaking Capacity at 600 VDC: 20000 A |
Bulk |
0.815 in (20.7 mm) |
5 in (127 mm) |
CSA; UL |
Time Delay |
||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
250 mA |
End Cap |
62.5 mJ |
-55 °C (-67 °F) |
40 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 |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
-55 °C (-67 °F) |
Nickel |
Bulk |
0.185 in (4.7 mm) |
0.185 x 0.57 in (4.7 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; UL |
125 °C (257 °F) |
Slow |
||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Bulk |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
432 mJ |
Matte Tin |
100 A |
325P |
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; PSE; UL |
Slow |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
250 V |
250 mA |
Pin Wire |
312 mJ |
Tin Lead |
35 A |
0.3 |
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; IEC; UL; VDE |
Slow |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 mA |
End Cap |
555 mJ |
-55 °C (-67 °F) |
35 A |
0.555 |
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) |
BSI, CCC, CE, CSA, UL, VDE |
125 °C (257 °F) |
Time Lag |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Pre Arcing Time: Open within 1 s at 200% Rated Current |
Bulk |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; CUL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
125 V |
250 mA |
End Cap |
14 mJ |
-55 °C (-67 °F) |
Nickel |
35 A |
314 |
Rated Breaking Capacity at 125 VDC: 10000 A |
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 |
Through Hole Mount |
250 V |
250 mA |
Pin Wire |
40 mJ |
-55 °C (-67 °F) |
Tin |
35 A |
10 ms |
0.04 |
Bulk |
0.22 in (5.6 mm) |
e3 |
250 V |
0.197 x 0.787 in (5 x 20 mm) |
0.236 x 0.886 in (6 x 22.5 mm) |
0.846 in (21.5 mm) |
CCC; CE; CSA; SEMKO; UL; VDE |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
250 mA |
Pin Wire |
11.6 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
1 s |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
0.11 in (2.8 mm) |
e3 |
Pico |
0.11 x 0.28 in (2.8 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; QPL; UL |
125 °C (257 °F) |
Very Fast |
|||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
250 mA |
Wraparound |
15.8 mJ |
-55 °C (-67 °F) |
50 A |
5 s |
Tape And Reel |
0.24 in (6.1 mm) |
0.106 in (2.69 mm) |
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) |
CSA; CUL; UL |
125 °C (257 °F) |
Very 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.