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PolySwitch Resettable Fuses - PPTC

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Part #

Resettable Fuses - PPTC 4A 30V 100A Imax

RUEF400-2
Littelfuse
1: $0.904
2,511In Stock

Mfr. Part No.
RUEF400-2

Mouser Part No
650-RUEF400-2

Littelfuse

Resettable Fuses - PPTC 4A 30V 100A Imax

Learn More

Datasheet

2,511In Stock

Cut Tape

$0.904

$0.833

$0.692

$0.632

Reel

$0.417

View

Min.: 1
Mult.: 1

Reel: 1,500

RUEF

PCB Mount

Radial

4 A

30 VDC

8 A

100 A

50 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 30V 4A-HD 100A RUEF

RUEF400-AP
Littelfuse
1: $0.904
810In Stock
1,000Expected 5/5/2026

Mfr. Part No.
RUEF400-AP

Mouser Part No
650-RUEF400-AP

Littelfuse

Resettable Fuses - PPTC 30V 4A-HD 100A RUEF

Learn More

Datasheet

810In Stock

1,000Expected 5/5/2026

Cut Tape

$0.904

$0.833

$0.692

$0.638

Reel

$0.438

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

4 A

30 VDC

8 A

100 A

50 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 4A 30V 40A Imax

RUEF400K
Littelfuse
1: $0.778
668In Stock

Mfr. Part No.
RUEF400K

Mouser Part No
650-RUEF400K

Littelfuse

Resettable Fuses - PPTC 4A 30V 40A Imax

Learn More

Datasheet

668In Stock

$0.778

$0.713

$0.592

$0.542

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

4 A

30 VDC

8 A

100 A

50 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 4A 30V 100A Imax

RUEF400K-2
Littelfuse
1: $0.834
2,940In Stock

Mfr. Part No.
RUEF400K-2

Mouser Part No
650-RUEF400K-2

Littelfuse

Resettable Fuses - PPTC 4A 30V 100A Imax

Learn More

Datasheet

2,940In Stock

Cut Tape

$0.834

$0.759

$0.651

$0.584

$0.541

Reel

$0.42

Min.: 1
Mult.: 1

Reel: 1,500

RUEF

PCB Mount

Radial

4 A

30 VDC

8 A

100 A

50 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500
Littelfuse
1: $0.945
2,985In Stock
3,250Expected 14/5/2026

Mfr. Part No.
RUEF500

Mouser Part No
650-RUEF500

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

2,985In Stock

3,250Expected 14/5/2026

$0.945

$0.851

$0.657

$0.621

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

5 A

30 VDC

10 A

100 A

50 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 5A 30V 40A Imax

RUEF500-1
Littelfuse
1: $0.973
1,469In Stock

Mfr. Part No.
RUEF500-1

Mouser Part No
650-RUEF500-1

Littelfuse

Resettable Fuses - PPTC 5A 30V 40A Imax

Learn More

Datasheet

1,469In Stock

$0.973

$0.897

$0.745

$0.687

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

5 A

30 VDC

10 A

100 A

50 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500-2
Littelfuse
1: $1.08
1,429In Stock
3,000Expected 16/4/2026

Mfr. Part No.
RUEF500-2

Mouser Part No
650-RUEF500-2

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

1,429In Stock

3,000Expected 16/4/2026

Cut Tape

$1.08

$0.958

$0.817

$0.763

Reel

$0.499

View

Min.: 1
Mult.: 1

Reel: 1,500

RUEF

PCB Mount

Radial

5 A

30 VDC

10 A

100 A

50 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 5A 30V 40A Imax

RUEF500K
Littelfuse
1: $0.945
420In Stock

Mfr. Part No.
RUEF500K

Mouser Part No
650-RUEF500K

Littelfuse

Resettable Fuses - PPTC 5A 30V 40A Imax

Learn More

Datasheet

420In Stock

$0.945

$0.86

$0.714

$0.66

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

5 A

30 VDC

10 A

100 A

50 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500K-2
Littelfuse
1: $1.08
2,100In Stock
1,500Expected 18/5/2026

Mfr. Part No.
RUEF500K-2

Mouser Part No
650-RUEF500K-2

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

2,100In Stock

1,500Expected 18/5/2026

Cut Tape

$1.08

$0.997

$0.82

$0.763

View

Reel

$0.512

Min.: 1
Mult.: 1

Reel: 1,500

RUEF

PCB Mount

Radial

5 A

30 VDC

10 A

100 A

50 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 6A 30V 40A Imax

RUEF600-1
Littelfuse
1: $1.07
500In Stock

Mfr. Part No.
RUEF600-1

Mouser Part No
650-RUEF600-1

Littelfuse

Resettable Fuses - PPTC 6A 30V 40A Imax

Learn More

Datasheet

500In Stock

$1.07

$0.987

$0.819

$0.756

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

6 A

30 V

12 A

40 A

40 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 6A 30V 40A Imax

RUEF600-2
Littelfuse
1: $1.22
430In Stock

Mfr. Part No.
RUEF600-2

Mouser Part No
650-RUEF600-2

Littelfuse

Resettable Fuses - PPTC 6A 30V 40A Imax

Learn More

Datasheet

430In Stock

Cut Tape

$1.22

$1.12

$0.93

$0.858

Reel

$0.589

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

6 A

30 VDC

12 A

40 A

40 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 6A 30V 100A Imax

RUEF600-AP
Littelfuse
1: $1.17
775In Stock

Mfr. Part No.
RUEF600-AP

Mouser Part No
650-RUEF600-AP

Littelfuse

Resettable Fuses - PPTC 6A 30V 100A Imax

Learn More

Datasheet

775In Stock

Cut Tape

$1.17

$1.07

$0.887

$0.819

Reel

$0.624

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

6 A

30 VDC

12 A

100 A

40 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 6A 30V 100A Imax

RUEF600K
Littelfuse
1: $1.18
476In Stock

Mfr. Part No.
RUEF600K

Mouser Part No
650-RUEF600K

Littelfuse

Resettable Fuses - PPTC 6A 30V 100A Imax

Learn More

Datasheet

476In Stock

$1.18

$1.02

$0.901

$0.771

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

6 A

30 VDC

12 A

100 A

40 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700
Littelfuse
1: $1.10
1,579In Stock
5,000On Order

Mfr. Part No.
RUEF700

Mouser Part No
650-RUEF700

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

Learn More

Datasheet

1,579In Stock

5,000On Order

$1.10

$1.00

$0.731

$0.695

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

7 A

30 VDC

14 A

100 A

30 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700K
Littelfuse
1: $1.10
323In Stock

Mfr. Part No.
RUEF700K

Mouser Part No
650-RUEF700K

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

Learn More

Datasheet

323In Stock

$1.10

$1.01

$0.838

$0.774

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

7 A

30 VDC

14 A

100 A

30 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800-2
Littelfuse
1: $1.39
1,730In Stock

Mfr. Part No.
RUEF800-2

Mouser Part No
650-RUEF800-2

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

Learn More

Datasheet

1,730In Stock

Cut Tape

$1.39

$1.22

$1.06

$0.981

Reel

$0.674

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

8 A

30 VDC

16 A

100 A

20 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800K
Littelfuse
1: $1.21
298In Stock

Mfr. Part No.
RUEF800K

Mouser Part No
650-RUEF800K

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

Learn More

Datasheet

298In Stock

$1.21

$1.11

$0.885

$0.828

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

8 A

30 VDC

16 A

100 A

20 mOhms

- 40 C

+ 85 C

10.9 mm

Bulk

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800K-2
Littelfuse
1: $1.39
1,280In Stock

Mfr. Part No.
RUEF800K-2

Mouser Part No
650-RUEF800K-2

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

Learn More

Datasheet

1,280In Stock

Cut Tape

$1.39

$1.28

$1.05

$0.983

Reel

$0.742

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

8 A

30 VDC

16 A

100 A

20 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 9A 30V 100A Imax

RUEF900-2
Littelfuse
1: $1.68
1,953In Stock

Mfr. Part No.
RUEF900-2

Mouser Part No
650-RUEF900-2

Littelfuse

Resettable Fuses - PPTC 9A 30V 100A Imax

Learn More

Datasheet

1,953In Stock

Cut Tape

$1.68

$1.54

$1.28

$1.18

Reel

$0.799

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

9 A

30 VDC

18 A

100 A

20 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC 9A 30V 40A Imax

RUEF900K-2
Littelfuse
1: $1.68
1,579In Stock

Mfr. Part No.
RUEF900K-2

Mouser Part No
650-RUEF900K-2

Littelfuse

Resettable Fuses - PPTC 9A 30V 40A Imax

Learn More

Datasheet

1,579In Stock

Cut Tape

$1.68

$1.56

$1.29

$1.19

View

Reel

$0.83

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

9 A

30 VDC

18 A

100 A

20 mOhms

- 40 C

+ 85 C

10.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC Radial Lead .75A 6V 40A Imax

RUSBF075-2
Littelfuse
1: $0.612
170In Stock
3,000On Order

Mfr. Part No.
RUSBF075-2

Mouser Part No
650-RUSBF075-2

Littelfuse

Resettable Fuses - PPTC Radial Lead .75A 6V 40A Imax

Learn More

Datasheet

170In Stock

3,000On Order

Cut Tape

$0.612

$0.555

$0.46

$0.425

View

Reel

$0.302

Min.: 1
Mult.: 1

Reel: 3,000

RUSBF

PCB Mount

Radial

750 mA

6 VDC

1.3 A

40 A

230 mOhms

- 40 C

+ 85 C

5.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC Polyswitch 1.3A 6V

RUSBF075-AP
Littelfuse
1: $0.653
886In Stock

Mfr. Part No.
RUSBF075-AP

Mouser Part No
650-RUSBF075-AP

Littelfuse

Resettable Fuses - PPTC Polyswitch 1.3A 6V

Learn More

Datasheet

886In Stock

Cut Tape

$0.653

$0.598

$0.496

$0.459

View

Reel

$0.302

Min.: 1
Mult.: 1

Reel: 2,000

RUSBF

PCB Mount

Radial

750 mA

6 VDC

1.3 A

40 A

230 mOhms

- 40 C

+ 85 C

5.9 mm

Reel, Cut Tape

Resettable Fuses - PPTC Radial Lead .9A 16V 40A Imax

RUSBF090
Littelfuse
1: $0.653
350In Stock
1,000Expected 13/4/2026

Mfr. Part No.
RUSBF090

Mouser Part No
650-RUSBF090

Littelfuse

Resettable Fuses - PPTC Radial Lead .9A 16V 40A Imax

Learn More

Datasheet

350In Stock

1,000Expected 13/4/2026

$0.653

$0.603

$0.50

$0.463

View

Min.: 1
Mult.: 1

RUSBF

PCB Mount

Radial

900 mA

16 VDC

1.8 A

40 A

180 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC Radial Lead 1.1A 16V 40A Imax

RUSBF110
Littelfuse
1: $0.667
2,025In Stock

Mfr. Part No.
RUSBF110

Mouser Part No
650-RUSBF110

Littelfuse

Resettable Fuses - PPTC Radial Lead 1.1A 16V 40A Imax

Learn More

Datasheet

2,025In Stock

$0.667

$0.61

$0.507

$0.468

View

Min.: 1
Mult.: 1

RUSBF

PCB Mount

Radial

1.1 A

16 VDC

2.2 A

40 A

140 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC Radial Lead 1.1A 16V 40A Imax

RUSBF110-2
Littelfuse
1: $0.778
4,227In Stock

Mfr. Part No.
RUSBF110-2

Mouser Part No
650-RUSBF110-2

Littelfuse

Resettable Fuses - PPTC Radial Lead 1.1A 16V 40A Imax

Learn More

Datasheet

4,227In Stock

Cut Tape

$0.778

$0.719

$0.598

$0.552

Reel

$0.332

View

Min.: 1
Mult.: 1

Reel: 3,000

RUSBF

PCB Mount

Radial

1.1 A

16 VDC

2.2 A

40 A

140 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

PolySwitch Resettable Fuses - PPTC

Customer Service Office

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0603L
0805L
1206L
1210L
2920L
AGRF
AHEF
AHR
AHRF
AHS
ASMD
ASMDC
BD280
BD540
decaSMD
femtoASMD
femtoSMD
HT SMD
LR
LR4

20 mA
50 mA
55 mA
80 mA
100 mA
110 mA
120 mA
130 mA
140 mA
145 mA
150 mA
160 mA
170 mA
180 mA
183 mA
184 mA
200 mA
230 mA
250 mA
300 mA

6 V
6 VDC
8 VDC
9 VDC
12 V
12 VDC
13.2 VDC
14 VDC
15 V
15 VDC
16 V
16 VDC
18 V
18 VDC
20 V
20 VDC
24 V
24 VDC
30 V
30 VDC

60 mA
100 mA
120 mA
150 mA
160 mA
170 mA
190 mA
200 mA
220 mA
240 mA
250 mA
260 mA
280 mA
290 mA
300 mA
320 mA
340 mA
350 mA
370 mA
390 mA

1 A
1.2 A
2 A
3 A
3.1 A
3.5 A
4.5 A
5.5 A
7 A
7.5 A
10 A
12.5 A
15 A
20 A
25 A
40 A
50 A
60 A
70 A
100 A

3.3 mOhms
4.4 mOhms
4.5 mOhms
5 mOhms
6.4 mOhms
6.5 mOhms
6.7 mOhms
7 mOhms
8.6 mOhms
8.9 mOhms
9 mOhms
9.1 mOhms
9.2 mOhms
10 mOhms
10.2 mOhms
10.5 mOhms
10.6 mOhms
11 mOhms
12 mOhms
13 mOhms