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 |
2.5 A |
Pin Wire |
55 J |
35 A |
663 |
0.335 in (8.5 mm) |
0.335 x 0.333 in (8.5 x 8.45 mm) |
0.333 in (8.45 mm) |
CSA; IEC; SEMKO; UL; VDE |
Time Lag |
|||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
138 J |
-55 °C (-67 °F) |
35 A |
138 |
Tape And Reel |
0.217 in (5.5 mm) |
250 V |
0.197 x 0.787 in (5 x 20 mm) |
0.217 x 0.846 in (5.5 x 21.5 mm) |
0.846 in (21.5 mm) |
BSI, CCC, CE, CSA, PSE, UL, VDE |
125 °C (257 °F) |
Time Lag |
||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
32 V |
2.5 A |
Wraparound |
144 mJ |
-55 °C (-67 °F) |
35 A |
Tape And Reel |
0.063 in (1.6 mm) |
0.032 in (0.813 mm) |
200 ms |
0.063 x 0.032 x 0.012 in (1.6 x 0.813 x 0.305 mm) |
0.012 in (0.305 mm) |
CSA; UL |
90 °C (194 °F) |
Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
9.54 J |
-55 °C (-67 °F) |
Tin |
100 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; KTL; PSE; UL |
125 °C (257 °F) |
Fast |
||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 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; TUV; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
13 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 |
2.5 A |
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 |
Fast |
||||||||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
14 J |
-25 °C (-13 °F) |
35 A |
Tape And Reel |
0.213 in (5.4 mm) |
20 ms |
0.197 x 0.787 in (5 x 20 mm) |
0.827 in (21 mm) |
BSI; CCEE; CUL; DIN; IEC; IMQ; MITI; SEMKO; UL; VDE |
70 °C (158 °F) |
Time Lag |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
2.5 A |
Pin Wire |
-55 °C (-67 °F) |
50 A |
4 h |
2.675 |
Tape And Reel |
0.142 in (3.6 mm) |
250 V |
0.142 x 0.394 in (3.6 x 10 mm) |
0.394 in (10 mm) |
UL |
125 °C (257 °F) |
Fast |
|||||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
32 J |
-40 °C (-40 °F) |
Tin |
100 A |
664 |
Bulk |
0.335 in (8.5 mm) |
e3 |
0.335 x 0.333 in (8.5 x 8.45 mm) |
0.333 in (8.45 mm) |
CCC; CSA; KTL; METI; PSE; UL; VDE |
85 °C (185 °F) |
Time Lag |
|||||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 mJ |
-55 °C (-67 °F) |
Pure Tin |
50 A |
0251 |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
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; METI; PSE; UL |
125 °C (257 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
7.084 J |
-55 °C (-67 °F) |
Tin |
50 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) |
UL |
125 °C (257 °F) |
Time Lag |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
2.695 J |
-55 °C (-67 °F) |
Tin |
1.2 kA |
Tape And Reel |
0.228 in (5.8 mm) |
e3 |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CCC; CE; CSA; KTL; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Fast |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
2.5 A |
Pin Wire |
17.045 J |
-55 °C (-67 °F) |
Matte Tin |
10 kA |
Tape And Reel |
0.228 in (5.8 mm) |
e3 |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; CSA; KC; PSE; UL |
125 °C (257 °F) |
Medium |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
2.5 A |
Wraparound |
900 mJ |
50 A |
1206SFS250F/32-2 |
UL |
125 °C (257 °F) |
Slow |
|||||||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
2.5 A |
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 |
250 V |
125 V |
2.5 A |
End Cap |
50 J |
-55 °C (-67 °F) |
Nickel |
100 A |
Rated Breaking Capacity at 125 VDC: 10000 A |
0.177 in (4.5 mm) |
Indicator |
0.177 x 0.57 in (4.5 x 14.48 mm) |
0.57 in (14.48 mm) |
CE; CSA; PSE; UL |
125 °C (257 °F) |
Time Lag |
||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
2.5 A |
Pin Wire |
50 J |
-55 °C (-67 °F) |
Matte Tin |
100 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; PSE; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
2.5 A |
End Cap |
10 kA |
UL |
Time Delay |
|||||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
1.197 J |
-55 °C (-67 °F) |
Pure Tin |
50 A |
0263 |
Bulk |
0.155 in (3.94 mm) |
0.155 x 0.28 in (3.94 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; PSE; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
1.8 J |
-40 °C (-40 °F) |
Tin |
35 A |
20 ms |
Ammo Pack; Tape |
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) |
Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
2.5 A |
Pin Wire |
50 J |
-55 °C (-67 °F) |
Matte Tin |
100 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; PSE; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
2.5 A |
End Cap |
1.156 J |
-55 °C (-67 °F) |
Gold |
50 A |
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; METI; PSE; UL |
125 °C (257 °F) |
Very Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
2.5 A |
End Cap |
13.876 J |
-55 °C (-67 °F) |
Tin |
100 A |
Bulk; Tape And Reel |
0.205 in (5.2 mm) |
e3 |
0.205 x 0.787 in (5.2 x 20 mm) |
0.787 in (20 mm) |
CE |
125 °C (257 °F) |
Medium |
|||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
250 V |
2.5 A |
End Cap |
2.697 J |
-55 °C (-67 °F) |
Nickel |
1.5 kA |
3 ms |
Pre Arcing Time: Open within 0.003 s at 400% Rated Current |
2.7 |
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) |
CCC; CE; CSA; IEC; KTL; PSE; SEMKO; UL |
125 °C (257 °F) |
Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Wire |
22.29 J |
-55 °C (-67 °F) |
Tin |
1.5 kA |
Tape And Reel |
0.228 in (5.8 mm) |
e3 |
250 V |
10 µs |
0.197 x 0.787 in (5 x 20 mm) |
0.886 in (22.5 mm) |
CCC; CE; CQC; CSA; CUL; PSE; SEMKO; SEV; UL; VDE |
125 °C (257 °F) |
Time Lag |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
251 |
Rated Breaking Capacity at 125 VDC: 300 A |
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; TUV; UL |
125 °C (257 °F) |
Very Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
600 V |
300 V |
2.5 A |
End Cap |
200 kA |
CCMR |
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 |
Time Delay |
|||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
2.5 A |
Wraparound |
50 A |
1206SFF250F/32-2 |
UL |
125 °C (257 °F) |
Fast |
||||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
500 V |
2.5 A |
End Cap |
440 mJ |
-25 °C (-13 °F) |
Nickel |
1 kA |
Bulk |
0.248 in (6.3 mm) |
500 V |
1 ms |
3AB |
0.248 x 1.26 in (6.3 x 32 mm) |
1.26 in (32 mm) |
70 °C (158 °F) |
Very Fast |
||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
2.5 A |
End Cap |
185 J |
-55 °C (-67 °F) |
Nickel |
100 A |
4 h |
136 |
0.25 in (6.35 mm) |
Supplemental |
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 |
Inline/Holder |
125 V |
125 V |
2.5 A |
End Cap |
16 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 |
2.5 A |
-25 °C (-13 °F) |
35 A |
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, CCEE, IMQ, MITI, SEMKO, UL, VDE |
70 °C (158 °F) |
Time Lag |
|||||||||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
2.5 A |
Wraparound |
-55 °C (-67 °F) |
Tin Silver Nickel |
50 A |
4 h |
Tape And Reel |
0.129 in (3.27 mm) |
0.064 in (1.63 mm) |
e2 |
32 V |
1206 |
0.129 x 0.064 x 0.035 in (3.27 x 1.63 x 0.9 mm) |
0.035 in (0.9 mm) |
CSA; UL |
150 °C (302 °F) |
Slow |
||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
65 V |
65 V |
2.5 A |
Wraparound |
2.5 J |
-55 °C (-67 °F) |
Copper/Nickel/Tin |
50 A |
5 s |
Pre Arcing Time: Open within 5 s at 250% Rated Current |
Tape And Reel |
0.13 in (3.302 mm) |
0.062 in (1.575 mm) |
e2 |
65 V |
1206 |
0.062 in (1.5748 mm) |
UL |
125 °C (257 °F) |
|||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
13 J |
-25 °C (-13 °F) |
100 A |
Bulk |
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 |
|||||||||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
2.5 A |
End Cap |
83 J |
-25 °C (-13 °F) |
100 A |
Bulk |
0.205 in (5.2 mm) |
250 V |
5 s |
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) |
CSA, UL |
70 °C (158 °F) |
Time Delay |
|||||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
125 V |
125 V |
2.5 A |
Wraparound |
15 J |
-55 °C (-67 °F) |
Silver |
50 A |
2 ms |
Tape And Reel |
0.24 in (6.1 mm) |
0.106 in (2.69 mm) |
e4 |
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) |
Slow |
|||||||||
Littelfuse |
Electric Fuse |
Inline/Holder |
250 V |
2.5 A |
End Cap |
14.25 J |
-55 °C (-67 °F) |
Nickel |
100 A |
232 |
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) |
CE; METI |
125 °C (257 °F) |
Medium |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
0251 |
Rated Breaking Capacity at 125 VDC: 300 A |
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) |
CSA; METI; PSE; UL |
125 °C (257 °F) |
Very Fast |
||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
125 V |
2.5 A |
Pin Wire |
50 J |
-55 °C (-67 °F) |
Matte Tin |
100 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; PSE; UL |
125 °C (257 °F) |
Time Lag |
|||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
17.5 J |
-55 °C (-67 °F) |
Tin |
100 A |
Pre-Arcing Time: Open within 0.4 s, at 200% Rated Current |
0.228 in (5.8 mm) |
e3 |
0.228 x 0.886 in (5.8 x 22.5 mm) |
0.886 in (22.5 mm) |
CE; CSA; KTL; PSE; UL |
125 °C (257 °F) |
Medium |
||||||||||||||
|
Littelfuse |
Electric Fuse |
Inline/Holder |
125 V |
125 V |
2.5 A |
End Cap |
16 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 |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 mJ |
-55 °C (-67 °F) |
Tin |
50 A |
251 |
Rated Breaking Capacity at 125 VDC: 300 A |
Tape And Reel |
0.095 in (2.41 mm) |
e3 |
0.095 x 0.28 in (2.41 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; METI; PSE; UL |
125 °C (257 °F) |
Very Fast |
|||||||||||
Littelfuse |
Electric Fuse |
Through Hole Mount |
250 V |
2.5 A |
Pin Wire |
3.73 J |
Tin Lead |
50 A |
4 h |
3.7 |
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 |
Surface Mount |
250 V |
250 V |
2.5 A |
Gull Wing |
2.87 J |
-55 °C (-67 °F) |
Tin/Lead |
50 A |
203 |
Tape And Reel |
0.372 in (9.45 mm) |
0.25 in (6.35 mm) |
e0 |
0.372 x 0.25 x 0.165 in (9.45 x 6.35 x 4.19 mm) |
0.165 in (4.19 mm) |
CSA; UL |
125 °C (257 °F) |
Slow |
|||||||||||
|
Littelfuse |
Electric Fuse |
Surface Mount |
32 V |
2.5 A |
Wraparound |
552 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
5 s |
Tape And Reel |
0.061 in (1.54 mm) |
0.033 in (0.85 mm) |
e3 |
0603 |
0.063 x 0.035 x 0.022 in (1.61 x 0.88 x 0.55 mm) |
0.02 in (0.502 mm) |
AEC-Q200; CSA; CUL; UL |
150 °C (302 °F) |
|||||||||||
|
Littelfuse |
Electric Fuse |
Through Hole Mount |
125 V |
125 V |
2.5 A |
Pin Wire |
721 mJ |
-55 °C (-67 °F) |
Matte Tin |
50 A |
251 |
Rated Breaking Capacity at 125 VDC: 300 A |
0.095 in (2.41 mm) |
e3 |
0.095 x 0.28 in (2.41 x 7.11 mm) |
0.28 in (7.11 mm) |
CSA; METI; PSE; 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.