Resettable Fuses - PPTC – Mouser South Africa

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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: $1.13
5,751In Stock

Mfr. Part No.
VTP175F

Mouser Part No
650-VTP175F

Littelfuse

Resettable Fuses - PPTC 1.75A 16V 100A Imax

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Datasheet

5,751In Stock

$1.13

$0.971

$0.85

$0.772

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: $0.97
631In Stock

Mfr. Part No.
VTP170XSF

Mouser Part No
650-VTP170XSF

Littelfuse

Resettable Fuses - PPTC 1.7A 16V 100A Imax

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Datasheet

631In Stock

$0.97

$0.893

$0.685

$0.669

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 LR4-600XF

LR4-600XF
Littelfuse
1: $1.22
2,920In Stock

Mfr. Part No.
LR4-600XF

Mouser Part No
650-LR4-600XF

Littelfuse

Resettable Fuses - PPTC LR4-600XF

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Datasheet

2,920In Stock

$1.22

$1.13

$0.911

$0.866

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 2.7A 16V 60A Imax

VLP270F
Littelfuse
1: $0.761
2,762In Stock

Mfr. Part No.
VLP270F

Mouser Part No
650-VLP270F

Littelfuse

Resettable Fuses - PPTC 2.7A 16V 60A Imax

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Datasheet

2,762In Stock

$0.761

$0.542

$0.463

$0.448

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 LR4-1300SSF

LR4-1300SSF
Littelfuse
1: $2.11
5,590In Stock

Mfr. Part No.
LR4-1300SSF

Mouser Part No
650-LR4-1300SSF

Littelfuse

Resettable Fuses - PPTC LR4-1300SSF

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Datasheet

5,590In Stock

$2.11

$1.77

$1.41

$1.23

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 LR4-380F

LR4-380F
Littelfuse
1: $0.87
4,355In Stock

Mfr. Part No.
LR4-380F

Mouser Part No
650-LR4-380F

Littelfuse

Resettable Fuses - PPTC LR4-380F

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Datasheet

4,355In Stock

$0.87

$0.80

$0.636

$0.608

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 4.5A 20V 100A Imax

LR4-450F
Littelfuse
1: $0.93
5,976In Stock

Mfr. Part No.
LR4-450F

Mouser Part No
650-LR4-450F

Littelfuse

Resettable Fuses - PPTC 4.5A 20V 100A Imax

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Datasheet

5,976In Stock

$0.93

$0.85

$0.706

$0.651

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 6A 20V 100A Imax

LR4-600F
Littelfuse
1: $1.14
11,569In 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

11,569In Stock

$1.14

$0.962

$0.73

$0.658

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 9A 20V 100A Imax

LR4-900F
Littelfuse
1: $1.43
9,673In 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

9,673In Stock

$1.43

$1.33

$1.09

$1.01

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: $0.50
6,094In Stock

Mfr. Part No.
SRP175F

Mouser Part No
650-SRP175F

Littelfuse

Resettable Fuses - PPTC SRP175F

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Datasheet

6,094In Stock

$0.50

$0.457

$0.384

$0.355

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: $0.711
27,959In Stock

Mfr. Part No.
SRP200F

Mouser Part No
650-SRP200F

Littelfuse

Resettable Fuses - PPTC SRP200F

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Datasheet

27,959In Stock

$0.711

$0.648

$0.491

$0.465

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: $0.711
14,734In Stock

Mfr. Part No.
SRP350F

Mouser Part No
650-SRP350F

Littelfuse

Resettable Fuses - PPTC SRP350F

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Datasheet

14,734In Stock

$0.711

$0.648

$0.538

$0.497

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: $1.01
13,125In Stock

Mfr. Part No.
SRP420F

Mouser Part No
650-SRP420F

Littelfuse

Resettable Fuses - PPTC 4.2A 30V

Learn More

Datasheet

13,125In Stock

$1.01

$0.688

$0.649

$0.634

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: $0.911
32,985In Stock

Mfr. Part No.
VLR175F

Mouser Part No
650-VLR175F

Littelfuse

Resettable Fuses - PPTC 1.75A 12V 100A Imax

Learn More

Datasheet

32,985In Stock

$0.911

$0.758

$0.697

$0.58

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: $0.811
4,721In Stock

Mfr. Part No.
VTP170F

Mouser Part No
650-VTP170F

Littelfuse

Resettable Fuses - PPTC 1.7A 16V 100A Imax

Learn More

Datasheet

4,721In Stock

$0.811

$0.744

$0.618

$0.57

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 LR4-190F

LR4-190F
Littelfuse
1: $0.62
2,380In Stock

Mfr. Part No.
LR4-190F

Mouser Part No
650-LR4-190F

Littelfuse

Resettable Fuses - PPTC LR4-190F

Learn More

Datasheet

2,380In Stock

$0.62

$0.57

$0.475

$0.437

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 2.6A 15V 100A Imax

LR4-260F
Littelfuse
1: $0.861
597In Stock
28,000Expected 2026/04/03

Mfr. Part No.
LR4-260F

Mouser Part No
650-LR4-260F

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

Learn More

Datasheet

597In Stock

28,000Expected 2026/04/03

$0.861

$0.723

$0.669

$0.561

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 LR4-380XF

LR4-380XF
Littelfuse
1: $0.87
503In Stock

Mfr. Part No.
LR4-380XF

Mouser Part No
650-LR4-380XF

Littelfuse

Resettable Fuses - PPTC LR4-380XF

Learn More

Datasheet

503In Stock

$0.87

$0.80

$0.664

$0.613

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 7.3A 20V 100A Imax

LR4-730F
Littelfuse
1: $1.47
972In Stock
6,000Expected 2026/02/19

Mfr. Part No.
LR4-730F

Mouser Part No
650-LR4-730F

Littelfuse

Resettable Fuses - PPTC 7.3A 20V 100A Imax

Learn More

Datasheet

972In Stock

6,000Expected 2026/02/19

$1.47

$1.22

$1.08

$1.03

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 1.2A 15V 100A Imax

SRP120F
Littelfuse
1: $0.59
1,908In Stock

Mfr. Part No.
SRP120F

Mouser Part No
650-SRP120F

Littelfuse

Resettable Fuses - PPTC 1.2A 15V 100A Imax

Learn More

Datasheet

1,908In Stock

$0.59

$0.545

$0.452

$0.418

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 1.1A 16V 100A Imax

VTP110F
Littelfuse
1: $0.62
913In Stock

Mfr. Part No.
VTP110F

Mouser Part No
650-VTP110F

Littelfuse

Resettable Fuses - PPTC 1.1A 16V 100A Imax

Learn More

Datasheet

913In Stock

$0.62

$0.57

$0.475

$0.437

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

VTP210GF
Littelfuse
1: $0.761
1,267In Stock
2,000Expected 2026/02/19

Mfr. Part No.
VTP210GF

Mouser Part No
650-VTP210GF

Littelfuse

Resettable Fuses - PPTC 2.1A 16V 100A Imax

Learn More

Datasheet

1,267In Stock

2,000Expected 2026/02/19

$0.761

$0.698

$0.58

$0.535

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 2.1A 16V 100A Imax

VTP210SF
Littelfuse
1: $0.911
1,000In Stock

Mfr. Part No.
VTP210SF

Mouser Part No
650-VTP210SF

Littelfuse

Resettable Fuses - PPTC 2.1A 16V 100A Imax

Learn More

Datasheet

1,000In Stock

$0.911

$0.84

$0.644

$0.626

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 5.5A 20V 100A Imax

LR4-550F
Littelfuse
1: $1.01
2,618Expected 2026/03/27

Mfr. Part No.
LR4-550F

Mouser Part No
650-LR4-550F

Littelfuse

Resettable Fuses - PPTC 5.5A 20V 100A Imax

Learn More

Datasheet

2,618Expected 2026/03/27

$1.01

$0.925

$0.768

$0.708

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 1.7A 12V 100A Imax

VLR170F
Littelfuse
1: $0.911
965Expected 2026/04/03

Mfr. Part No.
VLR170F

Mouser Part No
650-VLR170F

Littelfuse

Resettable Fuses - PPTC 1.7A 12V 100A Imax

Learn More

Datasheet

965Expected 2026/04/03

$0.911

$0.84

$0.644

$0.535

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

Battery Strap PolySwitch PTCs

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1 A
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

2.5 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
4.9 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

6.5 mOhms
10 mOhms
12 mOhms
14 mOhms
15 mOhms
16 mOhms
20 mOhms
22 mOhms
24 mOhms
26 mOhms
28 mOhms
31 mOhms
36 mOhms
40 mOhms
42 mOhms
50 mOhms
52 mOhms
58 mOhms
60 mOhms
62 mOhms