Resettable Fuses - PPTC – Mouser Sweden

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Battery Strap PolySwitch PTCs

Littelfuse Battery Strap PolySwitch Resettable Polymeric Positive Temperature Coefficient (PPTC) Devices provide reliable, non-cycling protection against overcharging and short circuit events for rechargeable battery cells where resettable protection is desired. The axial leaded products offer several material platforms to help protect battery applications. Each material platform offers different performance characteristics that allow the engineer greater design flexibility. Littelfuse PolySwitch devices for battery protection include the SRP, LR4, VTP, VLP, VLR series, disc, and other special application strap devices.

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Part #

Resettable Fuses - PPTC 1.75A 16V 100A Imax

VTP175F
Littelfuse
1: 9,12 kr
3 551In Stock

Mfr. Part No.
VTP175F

Mouser Part No
650-VTP175F

Littelfuse

Resettable Fuses - PPTC 1.75A 16V 100A Imax

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Datasheet

3 551In Stock

9,12 kr

8,34 kr

6,41 kr

6,26 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

SMD/SMT

1.75 A

16 VDC

3.6 A

100 A

102 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 1.7A 16V 100A Imax

VTP170XSF
Littelfuse
1: 9,67 kr
26In Stock

Mfr. Part No.
VTP170XSF

Mouser Part No
650-VTP170XSF

Littelfuse

Resettable Fuses - PPTC 1.7A 16V 100A Imax

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Datasheet

26In Stock

9,67 kr

8,89 kr

6,87 kr

6,71 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

SMD/SMT

1.7 A

16 VDC

3.4 A

100 A

52 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC LR4-1300SSF

LR4-1300SSF
Littelfuse
1: 21,73 kr
4 149In Stock

Mfr. Part No.
LR4-1300SSF

Mouser Part No
650-LR4-1300SSF

Littelfuse

Resettable Fuses - PPTC LR4-1300SSF

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Datasheet

4 149In Stock

21,73 kr

17,49 kr

13,89 kr

12,08 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

13 A

20 VDC

21.2 A

100 A

6.5 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 2.6A 15V 100A Imax

LR4-260F
Littelfuse
1: 8,38 kr
19 637In Stock
40 000Expected 2026-10-07

Mfr. Part No.
LR4-260F

Mouser Part No
650-LR4-260F

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

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Datasheet

19 637In Stock

40 000Expected 2026-10-07

8,38 kr

7,72 kr

6,41 kr

5,51 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

2.6 A

15 VDC

5.8 A

100 A

42 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC LR4-380F

LR4-380F
Littelfuse
1: 9,57 kr
6 551In Stock

Mfr. Part No.
LR4-380F

Mouser Part No
650-LR4-380F

Littelfuse

Resettable Fuses - PPTC LR4-380F

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Datasheet

6 551In Stock

9,57 kr

7,73 kr

6,22 kr

5,73 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

3.8 A

15 VDC

8.3 A

100 A

26 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 5.5A 20V 100A Imax

LR4-550F
Littelfuse
1: 11,13 kr
18 698In Stock

Mfr. Part No.
LR4-550F

Mouser Part No
650-LR4-550F

Littelfuse

Resettable Fuses - PPTC 5.5A 20V 100A Imax

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Datasheet

18 698In Stock

11,13 kr

10,21 kr

8,44 kr

7,82 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

5.5 A

20 VDC

10.5 A

100 A

16 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 6A 20V 100A Imax

LR4-600F
Littelfuse
1: 13,36 kr
5 426In Stock

Mfr. Part No.
LR4-600F

Mouser Part No
650-LR4-600F

Littelfuse

Resettable Fuses - PPTC 6A 20V 100A Imax

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Datasheet

5 426In Stock

13,36 kr

10,39 kr

8,62 kr

8,28 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

6 A

20 VDC

11.7 A

100 A

14 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 7.3A 20V 100A Imax

LR4-730F
Littelfuse
1: 12,08 kr
8 630In Stock
7 000Expected 2026-08-18

Mfr. Part No.
LR4-730F

Mouser Part No
650-LR4-730F

Littelfuse

Resettable Fuses - PPTC 7.3A 20V 100A Imax

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Datasheet

8 630In Stock

7 000Expected 2026-08-18

12,08 kr

11,02 kr

9,30 kr

8,53 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

7.3 A

20 VDC

14.1 A

100 A

12 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 9A 20V 100A Imax

LR4-900F
Littelfuse
1: 15,79 kr
7 373In Stock

Mfr. Part No.
LR4-900F

Mouser Part No
650-LR4-900F

Littelfuse

Resettable Fuses - PPTC 9A 20V 100A Imax

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Datasheet

7 373In Stock

15,79 kr

13,67 kr

11,45 kr

10,48 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

9 A

20 VDC

16.7 A

100 A

10 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC SRP175F

SRP175F
Littelfuse
1: 5,37 kr
6 754In Stock
8 000Expected 2026-10-19

Mfr. Part No.
SRP175F

Mouser Part No
650-SRP175F

Littelfuse

Resettable Fuses - PPTC SRP175F

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Datasheet

6 754In Stock

8 000Expected 2026-10-19

5,37 kr

4,97 kr

4,12 kr

3,81 kr

View

Min.: 1
Mult.: 1

SRP

Strap Mount

SMD/SMT

1.75 A

15 VDC

3.8 A

100 A

120 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC SRP200F

SRP200F
Littelfuse
1: 8,48 kr
12 138In Stock
35 000Expected 2026-10-21

Mfr. Part No.
SRP200F

Mouser Part No
650-SRP200F

Littelfuse

Resettable Fuses - PPTC SRP200F

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Datasheet

12 138In Stock

35 000Expected 2026-10-21

8,48 kr

6,54 kr

5,43 kr

5,01 kr

View

Min.: 1
Mult.: 1

SRP

Strap Mount

SMD/SMT

2 A

30 VDC

4.4 A

100 A

100 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC SRP350F

SRP350F
Littelfuse
1: 7,02 kr
14 412In Stock
22 000Expected 2026-09-08

Mfr. Part No.
SRP350F

Mouser Part No
650-SRP350F

Littelfuse

Resettable Fuses - PPTC SRP350F

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Datasheet

14 412In Stock

22 000Expected 2026-09-08

7,02 kr

6,43 kr

5,19 kr

4,93 kr

View

Min.: 1
Mult.: 1

SRP

Strap Mount

SMD/SMT

3.5 A

30 VDC

6.3 A

100 A

50 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 4.2A 30V

SRP420F
Littelfuse
1: 8,84 kr
10 526In Stock
33 000On Order

Mfr. Part No.
SRP420F

Mouser Part No
650-SRP420F

Littelfuse

Resettable Fuses - PPTC 4.2A 30V

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Datasheet

10 526In Stock

33 000On Order

8,84 kr

8,17 kr

6,90 kr

6,50 kr

6,35 kr

Min.: 1
Mult.: 1

SRP

Strap Mount

SMD/SMT

4.2 A

30 VDC

7.6 A

100 A

40 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 1.75A 12V 100A Imax

VLR175F
Littelfuse
1: 7,57 kr
15 773In Stock
10 000Expected 2026-10-07

Mfr. Part No.
VLR175F

Mouser Part No
650-VLR175F

Littelfuse

Resettable Fuses - PPTC 1.75A 12V 100A Imax

Learn More

Datasheet

15 773In Stock

10 000Expected 2026-10-07

7,57 kr

6,94 kr

5,77 kr

5,32 kr

View

Min.: 1
Mult.: 1

VLR

Strap Mount

SMD/SMT

1.75 A

12 VDC

4.2 A

100 A

62 mOhms

- 40 C

+ 70 C

Bulk

Resettable Fuses - PPTC 1.7A 16V 100A Imax

VTP170F
Littelfuse
1: 8,48 kr
13 590In Stock

Mfr. Part No.
VTP170F

Mouser Part No
650-VTP170F

Littelfuse

Resettable Fuses - PPTC 1.7A 16V 100A Imax

Learn More

Datasheet

13 590In Stock

8,48 kr

7,83 kr

6,50 kr

6,00 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

Axial

1.7 A

16 V

3.4 A

100 A

52 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 2.1A 16V 100A Imax

VTP210GF
Littelfuse
1: 7,57 kr
7 413In Stock

Mfr. Part No.
VTP210GF

Mouser Part No
650-VTP210GF

Littelfuse

Resettable Fuses - PPTC 2.1A 16V 100A Imax

Learn More

Datasheet

7 413In Stock

7,57 kr

6,94 kr

5,77 kr

5,32 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

SMD/SMT

2.1 A

16 VDC

4.7 A

100 A

60 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC LR4-190F

LR4-190F
Littelfuse
1: 6,20 kr
2 830In Stock

Mfr. Part No.
LR4-190F

Mouser Part No
650-LR4-190F

Littelfuse

Resettable Fuses - PPTC LR4-190F

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Datasheet

2 830In Stock

6,20 kr

5,67 kr

4,72 kr

4,35 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

1.9 A

15 VDC

3.9 A

100 A

72 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 4.5A 20V 100A Imax

LR4-450F
Littelfuse
1: 9,75 kr
1 665In Stock
7 000Expected 2026-10-07

Mfr. Part No.
LR4-450F

Mouser Part No
650-LR4-450F

Littelfuse

Resettable Fuses - PPTC 4.5A 20V 100A Imax

Learn More

Datasheet

1 665In Stock

7 000Expected 2026-10-07

9,75 kr

8,96 kr

7,00 kr

6,71 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

4.5 A

20 VDC

8.9 A

100 A

20 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 1.2A 15V 100A Imax

SRP120F
Littelfuse
1: 5,93 kr
292In Stock
1 000Expected 2026-12-14

Mfr. Part No.
SRP120F

Mouser Part No
650-SRP120F

Littelfuse

Resettable Fuses - PPTC 1.2A 15V 100A Imax

Learn More

Datasheet

292In Stock

1 000Expected 2026-12-14

5,93 kr

5,42 kr

4,49 kr

4,14 kr

View

Min.: 1
Mult.: 1

SRP

Strap Mount

SMD/SMT

1.2 A

15 VDC

2.7 A

100 A

220 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 2.7A 16V 60A Imax

VLP270F
Littelfuse
1: 6,93 kr
1 478In Stock
1 000Expected 2026-12-07

Mfr. Part No.
VLP270F

Mouser Part No
650-VLP270F

Littelfuse

Resettable Fuses - PPTC 2.7A 16V 60A Imax

Learn More

Datasheet

1 478In Stock

1 000Expected 2026-12-07

6,93 kr

6,35 kr

5,27 kr

4,95 kr

View

Min.: 1
Mult.: 1

VLP

Strap Mount

SMD/SMT

2.7 A

16 VDC

6.5 A

60 A

36 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 1.7A 12V 100A Imax

VLR170F
Littelfuse
1: 7,57 kr
1 715In Stock

Mfr. Part No.
VLR170F

Mouser Part No
650-VLR170F

Littelfuse

Resettable Fuses - PPTC 1.7A 12V 100A Imax

Learn More

Datasheet

1 715In Stock

7,57 kr

6,94 kr

5,77 kr

5,32 kr

View

Min.: 1
Mult.: 1

VLR

Strap Mount

SMD/SMT

1.7 A

12 VDC

4.1 A

100 A

64 mOhms

- 40 C

+ 70 C

Bulk

Resettable Fuses - PPTC 1.1A 16V 100A Imax

VTP110F
Littelfuse
1: 6,20 kr
894In Stock

Mfr. Part No.
VTP110F

Mouser Part No
650-VTP110F

Littelfuse

Resettable Fuses - PPTC 1.1A 16V 100A Imax

Learn More

Datasheet

894In Stock

6,20 kr

5,67 kr

4,72 kr

4,35 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

SMD/SMT

1.1 A

16 VDC

2.7 A

100 A

140 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC 2.1A 16V 100A Imax

VTP210SF
Littelfuse
1: 7,57 kr
2 000Expected 2026-08-20

Mfr. Part No.
VTP210SF

Mouser Part No
650-VTP210SF

Littelfuse

Resettable Fuses - PPTC 2.1A 16V 100A Imax

Learn More

Datasheet

2 000Expected 2026-08-20

7,57 kr

6,94 kr

5,77 kr

5,32 kr

View

Min.: 1
Mult.: 1

VTP

Strap Mount

SMD/SMT

2.1 A

16 VDC

4.7 A

100 A

60 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC LR4-380XF

LR4-380XF
Littelfuse
1: 8,66 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
LR4-380XF

Mouser Part No
650-LR4-380XF

Littelfuse

Resettable Fuses - PPTC LR4-380XF

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

8,66 kr

7,95 kr

6,60 kr

6,08 kr

View

Min.: 1
Mult.: 1

LR4

Strap Mount

SMD/SMT

3.8 A

15 VDC

8.3 A

100 A

26 mOhms

- 40 C

+ 85 C

Bulk

Resettable Fuses - PPTC LR4-600XF

LR4-600XF
Littelfuse
10 000: 6,12 kr
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
LR4-600XF

Mouser Part No
650-LR4-600XF

Littelfuse

Resettable Fuses - PPTC LR4-600XF

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Datasheet

Non-Stocked Lead-Time 17 Weeks

6,12 kr

Min.: 10 000
Mult.: 1 000

LR4

Strap Mount

SMD/SMT

6 A

20 VDC

11.7 A

100 A

14 mOhms

- 40 C

+ 85 C

Bulk

Battery Strap PolySwitch PTCs

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Support

1.1 A
1.2 A
1.7 A
1.75 A
1.9 A
2 A
2.1 A
2.2 A
2.3 A
2.6 A
2.7 A
3.5 A
3.8 A
4.2 A
4.5 A
5.5 A
6 A
7.3 A
9 A
13 A

2.7 A
3.4 A
3.6 A
3.8 A
3.9 A
4.1 A
4.2 A
4.4 A
4.7 A
5 A
5.3 A
5.8 A
6.3 A
6.5 A
7.6 A
8.3 A
8.9 A
10.5 A
11.7 A
14.1 A

6.5 mOhms
10 mOhms
12 mOhms
14 mOhms
16 mOhms
20 mOhms
26 mOhms
31 mOhms
36 mOhms
40 mOhms
42 mOhms
50 mOhms
52 mOhms
58 mOhms
60 mOhms
62 mOhms
64 mOhms
72 mOhms
100 mOhms
102 mOhms