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PolySwitch Resettable Fuses - PPTC

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Tradename = PolySwitch

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Part #

Resettable Fuses - PPTC 1.1A 30V 40A Imax

RUEF110S
Littelfuse
1: $0.62
475In Stock

Mfr. Part #
RUEF110S

Mouser Part #
650-RUEF110S

Littelfuse

Resettable Fuses - PPTC 1.1A 30V 40A Imax

Learn More

Datasheet

475In Stock

$0.62

$0.572

$0.476

$0.439

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

1.1 A

30 VDC

2.2 A

100 A

170 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 1.35A 30V 40A Imax

RUEF135-2
Littelfuse
1: $0.76
7,845In Stock

Mfr. Part #
RUEF135-2

Mouser Part #
650-RUEF135-2

Littelfuse

Resettable Fuses - PPTC 1.35A 30V 40A Imax

Learn More

Datasheet

7,845In Stock

Cut Tape

$0.76

$0.69

$0.583

$0.538

Reel

$0.324

View

Min.: 1
Mult.: 1

Reel: 3,000

RUEF

PCB Mount

Radial

1.35 A

30 VDC

2.7 A

40 A

130 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 30V 1.35A-HD 100A RUEF

RUEF135-AP
Littelfuse
1: $0.76
2,937In Stock

Mfr. Part #
RUEF135-AP

Mouser Part #
650-RUEF135-AP

Littelfuse

Resettable Fuses - PPTC 30V 1.35A-HD 100A RUEF

Learn More

Datasheet

2,937In Stock

Cut Tape

$0.76

$0.701

$0.583

$0.538

View

Reel

$0.344

Min.: 1
Mult.: 1

Reel: 2,000

RUEF

PCB Mount

Radial

1.35 A

30 VDC

2.7 A

100 A

130 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 1.35A 30V 40A Imax

RUEF135S
Littelfuse
1: $0.651
105In Stock

Mfr. Part #
RUEF135S

Mouser Part #
650-RUEF135S

Littelfuse

Resettable Fuses - PPTC 1.35A 30V 40A Imax

Learn More

Datasheet

105In Stock

$0.651

$0.589

$0.49

$0.451

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

1.35 A

30 VDC

2.7 A

100 A

130 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 1.6A 30V 40A Imax

RUEF160-2
Littelfuse
1: $0.775
5,367In Stock

Mfr. Part #
RUEF160-2

Mouser Part #
650-RUEF160-2

Littelfuse

Resettable Fuses - PPTC 1.6A 30V 40A Imax

Learn More

Datasheet

5,367In Stock

Cut Tape

$0.775

$0.715

$0.594

$0.549

Reel

$0.33

View

Min.: 1
Mult.: 1

Reel: 3,000

RUEF

PCB Mount

Radial

1.6 A

30 VDC

3.2 A

100 A

110 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 1.6A 30V 40A Imax

RUEF160S
Littelfuse
1: $0.651
1,089In Stock

Mfr. Part #
RUEF160S

Mouser Part #
650-RUEF160S

Littelfuse

Resettable Fuses - PPTC 1.6A 30V 40A Imax

Learn More

Datasheet

1,089In Stock

$0.651

$0.601

$0.60

$0.488

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

1.6 A

30 VDC

3.2 A

100 A

110 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 1.85A 30V 100A Imax

RUEF185-1
Littelfuse
1: $0.713
202In Stock
500Expected 2026-04-06

Mfr. Part #
RUEF185-1

Mouser Part #
650-RUEF185-1

Littelfuse

Resettable Fuses - PPTC 1.85A 30V 100A Imax

Learn More

Datasheet

202In Stock

500Expected 2026-04-06

$0.713

$0.656

$0.544

$0.502

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

1.85 A

30 VDC

3.7 A

100 A

90 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 1.85A 30V 40A Imax

RUEF185S
Littelfuse
1: $0.667
410In Stock

Mfr. Part #
RUEF185S

Mouser Part #
650-RUEF185S

Littelfuse

Resettable Fuses - PPTC 1.85A 30V 40A Imax

Learn More

Datasheet

410In Stock

$0.667

$0.615

$0.51

$0.471

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

1.85 A

30 VDC

3.7 A

100 A

90 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 2.5A 30V 100A Imax

RUEF250
Littelfuse
1: $0.698
1,024In Stock
6,000On Order

Mfr. Part #
RUEF250

Mouser Part #
650-RUEF250

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 100A Imax

Learn More

Datasheet

1,024In Stock

6,000On Order

$0.698

$0.631

$0.524

$0.46

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

2.5 A

30 VDC

5 A

100 A

70 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 2.5A 30V 100A Imax

RUEF250-2
Littelfuse
1: $0.822
9,467In Stock

Mfr. Part #
RUEF250-2

Mouser Part #
650-RUEF250-2

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 100A Imax

Learn More

Datasheet

9,467In Stock

Cut Tape

$0.822

$0.738

$0.62

$0.553

Reel

$0.346

View

Min.: 1
Mult.: 1

Reel: 3,000

RUEF

PCB Mount

Radial

2.5 A

30 VDC

5 A

100 A

70 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 30V 2.5A-HD 100A RUEF

RUEF250-AP
Littelfuse
1: $0.822
3,990In Stock

Mfr. Part #
RUEF250-AP

Mouser Part #
650-RUEF250-AP

Littelfuse

Resettable Fuses - PPTC 30V 2.5A-HD 100A RUEF

Learn More

Datasheet

3,990In Stock

Cut Tape

$0.822

$0.747

$0.62

$0.572

View

Reel

$0.369

Min.: 1
Mult.: 1

Reel: 2,000

RUEF

PCB Mount

Radial

2.5 A

30 VDC

5 A

100 A

70 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 2.5A 30V 100A Imax

RUEF250S
Littelfuse
1: $0.698
276In Stock

Mfr. Part #
RUEF250S

Mouser Part #
650-RUEF250S

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 100A Imax

Learn More

Datasheet

276In Stock

$0.698

$0.631

$0.524

$0.484

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

2.5 A

30 VDC

5 A

100 A

70 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 2.5A 30V 100A Imax UNCOATED

RUEF250U
Littelfuse
1: $0.698
2,054In Stock

Mfr. Part #
RUEF250U

Mouser Part #
650-RUEF250U

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 100A Imax UNCOATED

Learn More

Datasheet

2,054In Stock

$0.698

$0.631

$0.524

$0.484

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

2.5 A

30 VDC

4.9 A

100 A

80 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 2.5A 30V 40A Imax Uncoated

RUEF250U-2
Littelfuse
1: $0.822
4,482In Stock

Mfr. Part #
RUEF250U-2

Mouser Part #
650-RUEF250U-2

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 40A Imax Uncoated

Learn More

Datasheet

4,482In Stock

Cut Tape

$0.822

$0.744

$0.62

$0.572

Reel

$0.346

View

Min.: 1
Mult.: 1

Reel: 3,000

RUEF

PCB Mount

Radial

2.5 A

30 VDC

5 A

100 A

70 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 3A 30V 100A Imax

RUEF300-2
Littelfuse
1: $0.868
4,696In Stock

Mfr. Part #
RUEF300-2

Mouser Part #
650-RUEF300-2

Littelfuse

Resettable Fuses - PPTC 3A 30V 100A Imax

Learn More

Datasheet

4,696In Stock

Cut Tape

$0.868

$0.797

$0.662

$0.611

Reel

$0.377

View

Min.: 1
Mult.: 1

Reel: 2,500

RUEF

PCB Mount

Radial

3 A

30 VDC

6 A

100 A

80 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 3A 30V 100A Imax

RUEF300-AP
Littelfuse
1: $0.868
2,313In Stock

Mfr. Part #
RUEF300-AP

Mouser Part #
650-RUEF300-AP

Littelfuse

Resettable Fuses - PPTC 3A 30V 100A Imax

Learn More

Datasheet

2,313In Stock

$0.868

$0.797

$0.662

$0.611

Reel

$0.419

View

Min.: 1
Mult.: 1

Reel: 1,000

RUEF

PCB Mount

Radial

3 A

30 VDC

6 A

100 A

80 mOhms

- 40 C

+ 85 C

5.8 mm

Ammo Pack

Resettable Fuses - PPTC 3A 30V 100A Imax

RUEF300K-2
Littelfuse
1: $0.868
3,713In Stock

Mfr. Part #
RUEF300K-2

Mouser Part #
650-RUEF300K-2

Littelfuse

Resettable Fuses - PPTC 3A 30V 100A Imax

Learn More

Datasheet

3,713In Stock

Cut Tape

$0.868

$0.797

$0.662

$0.611

Reel

$0.377

View

Min.: 1
Mult.: 1

Reel: 2,500

RUEF

PCB Mount

Radial

3 A

30 VDC

6 A

100 A

80 mOhms

- 40 C

+ 85 C

5.8 mm

Reel, Cut Tape

Resettable Fuses - PPTC 4A 30V 40A Imax

RUEF400-1
Littelfuse
1: $0.915
1,343In Stock

Mfr. Part #
RUEF400-1

Mouser Part #
650-RUEF400-1

Littelfuse

Resettable Fuses - PPTC 4A 30V 40A Imax

Learn More

Datasheet

1,343In Stock

$0.915

$0.835

$0.694

$0.64

View

Min.: 1
Mult.: 1

RUEF

PCB Mount

Radial

4 A

30 VDC

8 A

40 A

50 mOhms

- 40 C

+ 85 C

5.8 mm

Bulk

Resettable Fuses - PPTC 4A 30V 100A Imax

RUEF400-2
Littelfuse
1: $1.01
3,321In Stock

Mfr. Part #
RUEF400-2

Mouser Part #
650-RUEF400-2

Littelfuse

Resettable Fuses - PPTC 4A 30V 100A Imax

Learn More

Datasheet

3,321In Stock

Cut Tape

$1.01

$0.928

$0.772

$0.705

Reel

$0.465

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: $1.01
810In Stock
1,000Expected 2026-03-23

Mfr. Part #
RUEF400-AP

Mouser Part #
650-RUEF400-AP

Littelfuse

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

Learn More

Datasheet

810In Stock

1,000Expected 2026-03-23

Cut Tape

$1.01

$0.928

$0.772

$0.711

Reel

$0.488

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: $0.868
668In Stock

Mfr. Part #
RUEF400K

Mouser Part #
650-RUEF400K

Littelfuse

Resettable Fuses - PPTC 4A 30V 40A Imax

Learn More

Datasheet

668In Stock

$0.868

$0.795

$0.66

$0.609

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: $1.01
1,440In Stock
1,500Expected 2026-03-23

Mfr. Part #
RUEF400K-2

Mouser Part #
650-RUEF400K-2

Littelfuse

Resettable Fuses - PPTC 4A 30V 100A Imax

Learn More

Datasheet

1,440In Stock

1,500Expected 2026-03-23

Cut Tape

$1.01

$0.899

$0.772

$0.667

Reel

$0.476

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 5A 30V 40A Imax

RUEF500-1
Littelfuse
1: $1.09
1,469In Stock

Mfr. Part #
RUEF500-1

Mouser Part #
650-RUEF500-1

Littelfuse

Resettable Fuses - PPTC 5A 30V 40A Imax

Learn More

Datasheet

1,469In Stock

$1.09

$1.00

$0.831

$0.766

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: $1.21
2,481In Stock

Mfr. Part #
RUEF500-2

Mouser Part #
650-RUEF500-2

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

2,481In Stock

Cut Tape

$1.21

$1.10

$0.885

$0.839

Reel

$0.556

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: $1.05
420In Stock

Mfr. Part #
RUEF500K

Mouser Part #
650-RUEF500K

Littelfuse

Resettable Fuses - PPTC 5A 30V 40A Imax

Learn More

Datasheet

420In Stock

$1.05

$0.959

$0.797

$0.736

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

PolySwitch Resettable Fuses - PPTC

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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