Resettable Fuses

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Tripping time with specified reference current IS
Tripping time with specified refe ...
Tripping time with specified reference current IS
Rated current
Rated current
Interrupting Current, Max.
Interrupting Current, Max.
Rated voltage V AC
Rated voltage V AC
Rated voltage V DC
Rated voltage V DC
Max. resistance 1 hour after switching off
Max. resistance 1 hour after swit ...
Max. resistance 1 hour after switching off
Operating temperature range, min.
Operating temperature range, min.
Operating temperature range, max.
Operating temperature range, max.
Housing
Housing
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Pitch
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Dimension: Length
Dimension: Width
Dimension: Width
Dimension: Height
Dimension: Height
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Type
Manufacturer
Assembly
Tripping time with specified reference current IS
Rated current
Interrupting Current, Max.
Rated voltage V AC
Rated voltage V DC
Max. resistance 1 hour after switching off
Operating temperature range, min.
Operating temperature range, max.
Housing
Pitch
Dimension: Length
Dimension: Width
Dimension: Height
Diameter
01
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Manufacturers Part No.
(SMD150F-2)
Littelfuse Poly-Switch Fuse SMD_F 15VDC 1,5A SMD
Customer Part No.
Customer Project No.
0 Pcs.
Next Stock Receipt
Week 36/2026
(2.760 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
SMD
5.0 s
1.5 A
15.0 V DC
250.0 mOhm 
9.4 mm
6.71 mm
3.0 mm
02
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Manufacturers Part No.
(SMD100F-2)
Littelfuse Poly-Switch Fuse SMD_F 30VDC 1,1A SMD
Customer Part No.
Customer Project No.
2.120 Pcs.
Next Stock Receipt
Week 33/2026
(1.970 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
SMD
0.5 s
1.1 A
30.0 V DC
480.0 mOhm 
7.98 mm
5.44 mm
3.0 mm
03
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Manufacturers Part No.
(SMD125F-2)
Littelfuse Poly-Switch Fuse SMD_F 15VDC 1,25A SMD
Customer Part No.
Customer Project No.
1.310 Pcs.
Planned Delivery Time
Ø 4 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
SMD
2.0 s
1.25 A
15.0 V DC
250.0 mOhm 
7.98 mm
5.44 mm
3.0 mm
04
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Manufacturers Part No.
(SMD185F-2)
Littelfuse Poly-Switch Fuse SMD_F 33VDC 1,85A SMD
Customer Part No.
Customer Project No.
3.450 Pcs.
Next Stock Receipt
Week 33/2026
(1.500 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
SMD
5.0 s
1.85 A
33.0 V DC
150.0 mOhm 
9.4 mm
6.71 mm
3.0 mm
05
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Manufacturers Part No.
(SMD200F-2)
Littelfuse Poly-Switch Fuse SMD_F 15VDC 2A SMD
Customer Part No.
Customer Project No.
250 Pcs.
Planned Delivery Time
Ø 4 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
SMD
12.0 s
2.0 A
15.0 V DC
125.0 mOhm 
9.4 mm
6.71 mm
3.0 mm
06
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Manufacturers Part No.
(ERFSD014602RZ)
ECE Poly-Switch Fuse ERFSD 60VDC 0,14A SMD 1812
Customer Part No.
Customer Project No.
0 Pcs.
Next Stock Receipt
Week 36/2026
(1.970 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
0.008 s
0.14 A
100.0 A
60.0 V DC
6500.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
0.9 mm
07
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Manufacturers Part No.
(ERFSD030302RZ)
ECE Poly-Switch Fuse ERFSD 30VDC SMD 1812
Customer Part No.
Customer Project No.
2.560 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
0.1 s
100.0 A
30.0 V DC
1750.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
0.7 mm
08
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Manufacturers Part No.
(ERFSD110082RZ)
ECE Poly-Switch Fuse ERFSD 8VDC 1,1A SMD 1812
Customer Part No.
Customer Project No.
990 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
0.3 s
1.1 A
100.0 A
8.0 V DC
210.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
0.55 mm
09
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Manufacturers Part No.
(ERFSD150122RZ)
ECE Poly-Switch Fuse ERFSD 12VDC 1,5A SMD 1812
Customer Part No.
Customer Project No.
2.270 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
0.5 s
1.5 A
100.0 A
12.0 V DC
110.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
1.1 mm
10
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Manufacturers Part No.
(ERFSL030602RZ)
ECE Poly-Switch Fuse ERFSL 60VDC 0,3A SMD 2920
Customer Part No.
Customer Project No.
40 Pcs.
Next Stock Receipt
Week 36/2026
(2.000 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
3.0 s
0.3 A
100.0 A
60.0 V DC
4800.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
11
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Manufacturers Part No.
(ERFSL050602RZ)
ECE Poly-Switch Fuse ERFSL 60VDC 0,5A SMD 2920
Customer Part No.
Customer Project No.
1.390 Pcs.
Next Stock Receipt
Week 49/2026
(2.000 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
4.0 s
0.5 A
100.0 A
60.0 V DC
1400.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
12
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Manufacturers Part No.
(ERFSL110332RZ)
ECE Poly-Switch Fuse ERFSL 33VDC 1,1A SMD 2920
Customer Part No.
Customer Project No.
0 Pcs.
Next Stock Receipt
Week 39/2026
(4.780 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
0.5 s
1.1 A
100.0 A
33.0 V DC
410.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
13
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Manufacturers Part No.
(ERFSL150332RZ)
ECE Poly-Switch Fuse ERFSL 33VDC 1,5A SMD 2920
Customer Part No.
Customer Project No.
1.240 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
2.0 s
1.5 A
100.0 A
33.0 V DC
230.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
14
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Manufacturers Part No.
(ERFSL250162RZ)
ECE Poly-Switch Fuse ERFSL 16VDC 2,5A SMD 2920
Customer Part No.
Customer Project No.
2.510 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
4.5 s
2.5 A
100.0 A
16.0 V DC
85.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
15
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Manufacturers Part No.
(ERFSL300062RZ)
ECE Poly-Switch Fuse ERFSL 6VDC 3A SMD 2920
Customer Part No.
Customer Project No.
620 Pcs.
Planned Delivery Time
Ø 18 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
ECE
SMD
25.0 s
3.0 A
100.0 A
6.0 V DC
48.0 mOhm 
-40.0 °C
85.0 °C
2920
7.98 mm
5.44 mm
0.9 mm
16
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Manufacturers Part No.
(PFNF.012.2)
Schurter Poly-Switch Fuse PFNF 30VDC 0,12A SMD 1206
Customer Part No.
Customer Project No.
1.300 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.2 s
0.12 A
10.0 A
30.0 V DC
8500.0 mOhm 
-40.0 °C
85.0 °C
1206
3.4 mm
1.8 mm
1.1 mm
17
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Manufacturers Part No.
(PFNF.035.2)
Schurter Poly-Switch Fuse PFNF 6VDC 0,35A SMD 1206
Customer Part No.
Customer Project No.
2.350 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.1 s
0.35 A
100.0 A
6.0 V DC
1200.0 mOhm 
-40.0 °C
85.0 °C
1206
3.4 mm
1.8 mm
0.85 mm
18
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Manufacturers Part No.
(PFNF.050.2)
Schurter Poly-Switch Fuse PFNF 13,2VDC 0,5A SMD 1206
Customer Part No.
Customer Project No.
2.260 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.1 s
0.5 A
100.0 A
13.2 V DC
700.0 mOhm 
-40.0 °C
85.0 °C
1206
3.4 mm
1.8 mm
0.85 mm
19
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Manufacturers Part No.
(PFMF.010.2)
Schurter Poly-Switch Fuse PFMF 60VDC 0,1A SMD 1812
Customer Part No.
Customer Project No.
2.440 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
1.5 s
0.1 A
40.0 A
60.0 V DC
15000.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
1.1 mm
20
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Manufacturers Part No.
(PFMF.075.2)
Schurter Poly-Switch Fuse PFMF 13,2VDC 0,75A SMD 1812
Customer Part No.
Customer Project No.
1.250 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.2 s
0.75 A
100.0 A
13.2 V DC
450.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
0.85 mm
21
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Manufacturers Part No.
(PFMF.020.2)
Schurter Poly-Switch Fuse PFMF 30VDC 0,2A SMD 1812
Customer Part No.
Customer Project No.
1.480 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.06 s
0.2 A
80.0 A
30.0 V DC
6000.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
1.1 mm
22
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Manufacturers Part No.
(PFMF.050.2)
Schurter Poly-Switch Fuse PFMF 13VDC 0,5A SMD 1812
Customer Part No.
Customer Project No.
400 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Schurter
SMD
0.15 s
0.5 A
100.0 A
13.0 V DC
1000.0 mOhm 
-40.0 °C
85.0 °C
1812
4.73 mm
3.41 mm
0.85 mm
23
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Manufacturers Part No.
(RUEF090)
Littelfuse Poly-Switch Fuse RUEF 30VAC 30VDC 0,9A THT RM5,8mm
Customer Part No.
Customer Project No.
1.070 Pcs.
Planned Delivery Time
Ø 4 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
THT
5.9 s
0.9 A
40.0 A
30.0 V AC
30.0 V DC
120.0 mOhm 
-40.0 °C
85.0 °C
5.8 mm
7.4 mm
3.0 mm
19.8 mm
24
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Manufacturers Part No.
(RUEF110)
Littelfuse Poly-Switch Fuse RUEF 30VAC 30VDC 1,1A THT RM5,8mm
Customer Part No.
Customer Project No.
2.430 Pcs.
Planned Delivery Time
Ø 4 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
THT
6.6 s
1.1 A
40.0 A
30.0 V AC
30.0 V DC
170.0 mOhm 
-40.0 °C
85.0 °C
5.8 mm
7.4 mm
3.0 mm
21.8 mm
25
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Manufacturers Part No.
(RUEF160)
Littelfuse Poly-Switch Fuse RUEF 30VAC 30VDC 1,6A THT RM5,8mm
Customer Part No.
Customer Project No.
1.490 Pcs.
Next Stock Receipt
Week 38/2026
(280 Pcs.)
Available (from stock)
(at least 10 or mul. of 10)
Self-resetting fuse
Littelfuse
THT
8.0 s
1.6 A
40.0 A
30.0 V AC
30.0 V DC
110.0 mOhm 
-40.0 °C
85.0 °C
5.8 mm
8.9 mm
3.0 mm
22.8 mm