Resettable Fuses - PPTC – Mouser Denmark

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Termination Style	Hold Current	Maximum Voltage	Trip Current	Current Rating - Max	Resistance	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Resettable Fuses - PPTC 1.75A 16V 100A Imax VTP175F Littelfuse 1: 6,42 kr. 3.551In Stock	Mfr. Part No. VTP175F Mouser Part No 650-VTP175F	Littelfuse	Resettable Fuses - PPTC 1.75A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	3.551In Stock	6,42 kr. 5,87 kr. 4,51 kr. 4,41 kr. View 4,03 kr. 3,71 kr. 3,30 kr. 3,20 kr. 2,83 kr.	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 9A 20V 100A Imax LR4-900F Littelfuse 1: 7,83 kr. 4.313In Stock	Mfr. Part No. LR4-900F Mouser Part No 650-LR4-900F	Littelfuse	Resettable Fuses - PPTC 9A 20V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	4.313In Stock	7,83 kr. 6,86 kr. 5,95 kr. 5,61 kr. View 5,26 kr. 5,15 kr.	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 1.7A 16V 100A Imax VTP170XSF Littelfuse 1: 6,80 kr. 26In Stock	Mfr. Part No. VTP170XSF Mouser Part No 650-VTP170XSF	Littelfuse	Resettable Fuses - PPTC 1.7A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	26In Stock	6,80 kr. 6,26 kr. 4,33 kr. 3,99 kr. View 3,59 kr. 3,31 kr. 3,04 kr.	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 2.6A 15V 100A Imax LR4-260F Littelfuse 1: 5,33 kr. 34.072In Stock 32.000Expected 01/02/2027	Mfr. Part No. LR4-260F Mouser Part No 650-LR4-260F	Littelfuse	Resettable Fuses - PPTC 2.6A 15V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	34.072In Stock 32.000Expected 01/02/2027	5,33 kr. 4,89 kr. 4,06 kr. 3,74 kr. View 3,37 kr. 3,10 kr. 3,05 kr.	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 4.2A 30V SRP420F Littelfuse 1: 6,22 kr. 42.916In Stock	Mfr. Part No. SRP420F Mouser Part No 650-SRP420F	Littelfuse	Resettable Fuses - PPTC 4.2A 30V Learn More about Littelfuse battery strap ptcs	Datasheet	42.916In Stock	6,22 kr. 5,75 kr. 4,86 kr. 4,57 kr. 4,47 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 LR4-1300SSF LR4-1300SSF Littelfuse 1: 16,19 kr. 4.042In Stock	Mfr. Part No. LR4-1300SSF Mouser Part No 650-LR4-1300SSF	Littelfuse	Resettable Fuses - PPTC LR4-1300SSF Learn More about Littelfuse lr4 pptcs	Datasheet	4.042In Stock	16,19 kr. 12,61 kr. 11,71 kr. 10,07 kr. View 8,80 kr. 8,36 kr. 7,68 kr. 7,38 kr.	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: 6,09 kr. 5.046In Stock	Mfr. Part No. LR4-380F Mouser Part No 650-LR4-380F	Littelfuse	Resettable Fuses - PPTC LR4-380F Learn More about Littelfuse lr4 pptcs	Datasheet	5.046In Stock	6,09 kr. 5,60 kr. 4,91 kr. 3,73 kr. View 3,55 kr. 3,33 kr. 3,28 kr.	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: 7,06 kr. 16.528In Stock	Mfr. Part No. LR4-550F Mouser Part No 650-LR4-550F	Littelfuse	Resettable Fuses - PPTC 5.5A 20V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	16.528In Stock	7,06 kr. 6,48 kr. 5,37 kr. 4,95 kr. View 4,45 kr. 4,16 kr. 4,15 kr. 4,12 kr.	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: 7,76 kr. 5.426In Stock	Mfr. Part No. LR4-600F Mouser Part No 650-LR4-600F	Littelfuse	Resettable Fuses - PPTC 6A 20V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	5.426In Stock	7,76 kr. 7,18 kr. 5,66 kr. 5,48 kr. View 4,92 kr. 4,54 kr. 4,30 kr.	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: 9,03 kr. 13.598In Stock	Mfr. Part No. LR4-730F Mouser Part No 650-LR4-730F	Littelfuse	Resettable Fuses - PPTC 7.3A 20V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	13.598In Stock	9,03 kr. 8,28 kr. 6,93 kr. 6,36 kr. View 5,71 kr. 5,27 kr. 4,86 kr. 4,76 kr.	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 SRP350F SRP350F Littelfuse 1: 4,94 kr. 29.104In Stock 5.500Expected 15/10/2026	Mfr. Part No. SRP350F Mouser Part No 650-SRP350F	Littelfuse	Resettable Fuses - PPTC SRP350F Learn More about Littelfuse battery strap ptcs	Datasheet	29.104In Stock 5.500Expected 15/10/2026	4,94 kr. 4,36 kr. 3,76 kr. 3,47 kr. View 3,12 kr. 3,07 kr.	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 1.75A 12V 100A Imax VLR175F Littelfuse 1: 5,33 kr. 16.473In Stock 22.000Expected 26/10/2026	Mfr. Part No. VLR175F Mouser Part No 650-VLR175F	Littelfuse	Resettable Fuses - PPTC 1.75A 12V 100A Imax Learn More about Littelfuse battery strap ptcs	Datasheet	16.473In Stock 22.000Expected 26/10/2026	5,33 kr. 4,89 kr. 4,06 kr. 3,74 kr. View 3,37 kr. 3,10 kr. 2,83 kr.	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: 5,97 kr. 13.590In Stock	Mfr. Part No. VTP170F Mouser Part No 650-VTP170F	Littelfuse	Resettable Fuses - PPTC 1.7A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	13.590In Stock	5,97 kr. 5,51 kr. 4,57 kr. 4,22 kr. View 3,79 kr. 3,58 kr. 3,49 kr. 3,23 kr.	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: 4,36 kr. 2.830In Stock	Mfr. Part No. LR4-190F Mouser Part No 650-LR4-190F	Littelfuse	Resettable Fuses - PPTC LR4-190F Learn More about Littelfuse lr4 pptcs	Datasheet	2.830In Stock	4,36 kr. 3,99 kr. 3,32 kr. 3,06 kr. View 2,75 kr. 2,54 kr. 2,27 kr.	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 SRP200F SRP200F Littelfuse 1: 5,97 kr. 190In Stock 35.000Expected 09/12/2026	Mfr. Part No. SRP200F Mouser Part No 650-SRP200F	Littelfuse	Resettable Fuses - PPTC SRP200F Learn More about Littelfuse battery strap ptcs	Datasheet	190In Stock 35.000Expected 09/12/2026	5,97 kr. 4,60 kr. 3,82 kr. 3,53 kr. View 3,17 kr. 2,92 kr. 2,70 kr. 2,38 kr.	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 2.7A 16V 60A Imax VLP270F Littelfuse 1: 5,65 kr. 2.478In Stock	Mfr. Part No. VLP270F Mouser Part No 650-VLP270F	Littelfuse	Resettable Fuses - PPTC 2.7A 16V 60A Imax Learn More about Littelfuse battery strap ptcs	Datasheet	2.478In Stock	5,65 kr. 5,11 kr. 4,06 kr. 3,89 kr. View 3,55 kr. 3,29 kr. 3,00 kr. 2,95 kr. 2,83 kr.	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: 5,33 kr. 1.715In Stock	Mfr. Part No. VLR170F Mouser Part No 650-VLR170F	Littelfuse	Resettable Fuses - PPTC 1.7A 12V 100A Imax Learn More about Littelfuse battery strap ptcs	Datasheet	1.715In Stock	5,33 kr. 4,89 kr. 4,06 kr. 3,74 kr. View 3,37 kr. 3,10 kr. 2,86 kr.	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: 4,36 kr. 894In Stock	Mfr. Part No. VTP110F Mouser Part No 650-VTP110F	Littelfuse	Resettable Fuses - PPTC 1.1A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	894In Stock	4,36 kr. 3,99 kr. 3,32 kr. 3,06 kr. View 2,75 kr. 2,54 kr. 2,33 kr. 2,27 kr.	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: 5,65 kr. 2.413In Stock 4.000Expected 06/10/2026	Mfr. Part No. VTP210GF Mouser Part No 650-VTP210GF	Littelfuse	Resettable Fuses - PPTC 2.1A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	2.413In Stock 4.000Expected 06/10/2026	5,65 kr. 5,18 kr. 4,30 kr. 3,97 kr. View 3,57 kr. 3,29 kr. 3,03 kr. 2,83 kr.	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: 5,33 kr. 2.000In Stock	Mfr. Part No. VTP210SF Mouser Part No 650-VTP210SF	Littelfuse	Resettable Fuses - PPTC 2.1A 16V 100A Imax Learn More about Littelfuse vtp pptcs	Datasheet	2.000In Stock	5,33 kr. 4,89 kr. 4,06 kr. 3,74 kr. View 3,37 kr. 3,10 kr. 2,86 kr.	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 4.5A 20V 100A Imax LR4-450F Littelfuse 1: 6,86 kr. 4.000In Stock 3.915Expected 26/01/2027	Mfr. Part No. LR4-450F Mouser Part No 650-LR4-450F	Littelfuse	Resettable Fuses - PPTC 4.5A 20V 100A Imax Learn More about Littelfuse lr4 pptcs	Datasheet	4.000In Stock 3.915Expected 26/01/2027	6,86 kr. 6,30 kr. 5,20 kr. 4,83 kr. View 4,33 kr. 4,01 kr. 3,69 kr. 3,51 kr.	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 SRP175F SRP175F Littelfuse 1: 4,17 kr. 25.646On Order	Mfr. Part No. SRP175F Mouser Part No 650-SRP175F	Littelfuse	Resettable Fuses - PPTC SRP175F Learn More about Littelfuse battery strap ptcs	Datasheet	25.646On Order On Order Ship Dates Mfr. No: SRP175F Stock: 0 On Order: 7.646 Expected 07/10/2026 18.000 Expected 17/11/2026 Factory Lead Time: 17 Weeks	4,17 kr. 3,81 kr. 3,16 kr. 2,92 kr. View 2,63 kr. 2,42 kr. 2,18 kr. 2,16 kr.	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 1.2A 15V 100A Imax SRP120F Littelfuse 1: 4,42 kr. 1.792Expected 06/10/2026	Mfr. Part No. SRP120F Mouser Part No 650-SRP120F	Littelfuse	Resettable Fuses - PPTC 1.2A 15V 100A Imax Learn More about Littelfuse battery strap ptcs	Datasheet	1.792Expected 06/10/2026	4,42 kr. 4,04 kr. 3,36 kr. 3,10 kr. View 2,78 kr. 2,57 kr. 2,48 kr.	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 LR4-380XF LR4-380XF Littelfuse 1: 6,48 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 about Littelfuse lr4 pptcs	Datasheet	Non-Stocked Lead-Time 17 Weeks	6,48 kr. 5,94 kr. 4,92 kr. 4,54 kr. View 4,09 kr. 3,77 kr. 3,46 kr. 3,28 kr.	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: 4,30 kr. Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. LR4-600XF Mouser Part No 650-LR4-600XF	Littelfuse	Resettable Fuses - PPTC LR4-600XF Learn More about Littelfuse lr4 pptcs	Datasheet	Non-Stocked Lead-Time 17 Weeks	4,30 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