Resettable Fuses - PPTC – Mouser Taiwan

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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 LR4-1300SSF

LR4-1300SSF
Littelfuse
1: NT$85.32
4,149In Stock

Mfr. Part #
LR4-1300SSF

Mouser Part #
650-LR4-1300SSF

Littelfuse

Resettable Fuses - PPTC LR4-1300SSF

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Datasheet

4,149In Stock

NT$85.32

NT$68.83

NT$54.49

NT$47.68

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: NT$32.98
20,142In Stock
42,000Expected 10/7/2026

Mfr. Part #
LR4-260F

Mouser Part #
650-LR4-260F

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

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Datasheet

20,142In Stock

42,000Expected 10/7/2026

NT$32.98

NT$30.36

NT$25.20

NT$21.69

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: NT$37.64
6,551In Stock

Mfr. Part #
LR4-380F

Mouser Part #
650-LR4-380F

Littelfuse

Resettable Fuses - PPTC LR4-380F

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Datasheet

6,551In Stock

NT$37.64

NT$30.40

NT$24.49

NT$22.55

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 6A 20V 100A Imax

LR4-600F
Littelfuse
1: NT$52.34
5,426In Stock

Mfr. Part #
LR4-600F

Mouser Part #
650-LR4-600F

Littelfuse

Resettable Fuses - PPTC 6A 20V 100A Imax

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Datasheet

5,426In Stock

NT$52.34

NT$40.87

NT$33.88

NT$32.55

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: NT$62.02
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

NT$62.02

NT$53.78

NT$44.81

NT$41.23

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 LR4-190F

LR4-190F
Littelfuse
1: NT$24.38
2,830In Stock

Mfr. Part #
LR4-190F

Mouser Part #
650-LR4-190F

Littelfuse

Resettable Fuses - PPTC LR4-190F

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Datasheet

2,830In Stock

NT$24.38

NT$22.30

NT$18.53

NT$17.10

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: NT$29.76
555In Stock
1,000Expected 11/23/2026

Mfr. Part #
LR4-260SF

Mouser Part #
650-LR4-260SF

Littelfuse

Resettable Fuses - PPTC 2.6A 15V 100A Imax

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Datasheet

555In Stock

1,000Expected 11/23/2026

NT$29.76

NT$27.32

NT$22.69

NT$20.94

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 4.5A 20V 100A Imax

LR4-450F
Littelfuse
1: NT$36.21
1,665In Stock
7,000Expected 10/7/2026

Mfr. Part #
LR4-450F

Mouser Part #
650-LR4-450F

Littelfuse

Resettable Fuses - PPTC 4.5A 20V 100A Imax

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Datasheet

1,665In Stock

7,000Expected 10/7/2026

NT$36.21

NT$29.58

NT$27.03

NT$25.45

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: NT$43.74
695In Stock
18,000Expected 8/13/2026

Mfr. Part #
LR4-550F

Mouser Part #
650-LR4-550F

Littelfuse

Resettable Fuses - PPTC 5.5A 20V 100A Imax

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Datasheet

695In Stock

18,000Expected 8/13/2026

NT$43.74

NT$40.15

NT$33.34

NT$30.76

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 7.3A 20V 100A Imax

LR4-730F
Littelfuse
1: NT$47.68
8,632In Stock
7,000Expected 8/6/2026

Mfr. Part #
LR4-730F

Mouser Part #
650-LR4-730F

Littelfuse

Resettable Fuses - PPTC 7.3A 20V 100A Imax

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Datasheet

8,632In Stock

7,000Expected 8/6/2026

NT$47.68

NT$43.38

NT$36.57

NT$33.56

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 LR4-380XF

LR4-380XF
Littelfuse
1: NT$34.06
Non-Stocked Lead-Time 17 Weeks

Mfr. Part #
LR4-380XF

Mouser Part #
650-LR4-380XF

Littelfuse

Resettable Fuses - PPTC LR4-380XF

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Datasheet

Non-Stocked Lead-Time 17 Weeks

NT$34.06

NT$31.26

NT$25.96

NT$23.95

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: NT$24.06
Non-Stocked Lead-Time 17 Weeks

Mfr. Part #
LR4-600XF

Mouser Part #
650-LR4-600XF

Littelfuse

Resettable Fuses - PPTC LR4-600XF

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Datasheet

Non-Stocked Lead-Time 17 Weeks

NT$24.06

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

LR4 15/20V PolySwitch Battery Strap PPTCs

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