Resettable Fuses - PPTC – Mouser Canada

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LR4 15/20V PolySwitch Battery Strap PPTCs

Littelfuse LR4 15/20V PolySwitch Battery Strap Polymeric Positive Temperature Coefficient Resettable Fuses (PPTCs) serve changing battery technology and help protect battery applications. Littelfuse LR4 offers a 3.8A to 13A hold current and 100A maximum current along with 15 or 20V maximum voltage. These Polyswitch devices provide fast time-to-trip and serve a variety of devices, including smartphones, tablet PCs, mobile radios, digital cameras, and power tool charge lines.

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Results: 12

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Part #

Resettable Fuses - PPTC 9A 20V 100A Imax

LR4-900F
Littelfuse
1: $2.49
7,373In Stock

Mfr. Part #
LR4-900F

Mouser Part #
650-LR4-900F

Littelfuse

Resettable Fuses - PPTC 9A 20V 100A Imax

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Datasheet

7,373In Stock

$2.49

$1.83

$1.57

$1.45

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 LR4-600XF

LR4-600XF
Littelfuse
1: $2.10
2,920In Stock

Mfr. Part #
LR4-600XF

Mouser Part #
650-LR4-600XF

Littelfuse

Resettable Fuses - PPTC LR4-600XF

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Datasheet

2,920In Stock

$2.10

$1.83

$1.44

$1.37

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 LR4-1300SSF

LR4-1300SSF
Littelfuse
1: $3.43
4,159In Stock

Mfr. Part #
LR4-1300SSF

Mouser Part #
650-LR4-1300SSF

Littelfuse

Resettable Fuses - PPTC LR4-1300SSF

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Datasheet

4,159In Stock

$3.43

$2.76

$2.19

$1.92

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: $1.32
5,902In Stock
29,000On Order

Mfr. Part #
LR4-260F

Mouser Part #
650-LR4-260F

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

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Datasheet

5,902In Stock

29,000On Order

$1.32

$1.14

$0.999

$0.829

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: $1.47
8,268In Stock

Mfr. Part #
LR4-380F

Mouser Part #
650-LR4-380F

Littelfuse

Resettable Fuses - PPTC LR4-380F

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Datasheet

8,268In Stock

$1.47

$1.07

$0.953

$0.86

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: $1.45
6,665In Stock

Mfr. Part #
LR4-450F

Mouser Part #
650-LR4-450F

Littelfuse

Resettable Fuses - PPTC 4.5A 20V 100A Imax

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Datasheet

6,665In Stock

$1.45

$1.19

$1.08

$1.02

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 5.5A 20V 100A Imax

LR4-550F
Littelfuse
1: $1.76
4,507In Stock
8,000Expected 2026-06-15

Mfr. Part #
LR4-550F

Mouser Part #
650-LR4-550F

Littelfuse

Resettable Fuses - PPTC 5.5A 20V 100A Imax

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Datasheet

4,507In Stock

8,000Expected 2026-06-15

$1.76

$1.61

$1.34

$1.24

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: $1.60
6,426In Stock

Mfr. Part #
LR4-600F

Mouser Part #
650-LR4-600F

Littelfuse

Resettable Fuses - PPTC 6A 20V 100A Imax

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Datasheet

6,426In Stock

$1.60

$1.23

$1.09

$1.04

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 LR4-190F

LR4-190F
Littelfuse
1: $0.979
830In Stock
2,000Expected 2026-06-23

Mfr. Part #
LR4-190F

Mouser Part #
650-LR4-190F

Littelfuse

Resettable Fuses - PPTC LR4-190F

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Datasheet

830In Stock

2,000Expected 2026-06-23

$0.979

$0.896

$0.744

$0.687

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

LR4-260SF
Littelfuse
1: $1.20
1,655In Stock

Mfr. Part #
LR4-260SF

Mouser Part #
650-LR4-260SF

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

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Datasheet

1,655In Stock

$1.20

$1.10

$0.912

$0.841

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: $1.37
8In Stock

Mfr. Part #
LR4-380XF

Mouser Part #
650-LR4-380XF

Littelfuse

Resettable Fuses - PPTC LR4-380XF

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Datasheet

8In Stock

$1.37

$1.26

$1.04

$0.962

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: $1.92
16,642On Order

Mfr. Part #
LR4-730F

Mouser Part #
650-LR4-730F

Littelfuse

Resettable Fuses - PPTC 7.3A 20V 100A Imax

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Datasheet

16,642On Order

$1.92

$1.63

$1.47

$1.35

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

LR4 15/20V PolySwitch Battery Strap PPTCs

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