Resettable Fuses - PPTC – Mouser Mexico

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1812L POLY-FUSE® PTC Resettable Fuses

Littelfuse 1812L POLY-FUSE® PTC Resettable Fuses provide overcurrent protection for applications where resettable protection is desired. The compact fuses offer fast response time to fault currents and feature low resistance. Littelfuse 1812L POLY-FUSE PTC Resettable Fuses applications include plug-and-play protection for motherboards and peripherals, USB peripherals, PCI cards, and game console port protection.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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	Package / Case	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A 1812L035/30DR Littelfuse 1: $2.50 19,438In Stock	Mfr. Part # 1812L035/30DR Mouser Part # 576-1812L035/30DR	Littelfuse	Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A Learn More about Littelfuse 1812l fuses	Datasheet	19,438In Stock	Cut Tape $2.50 $2.30 $1.91 $1.74 Reel $1.10 View $1.59 $1.44 $1.07 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	350 mA	30 VDC	750 mA	40 A	1.7 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 8V 1812 2.6A 8V 1812 2.6A 1812L260THDR Littelfuse 1: $0.715 6,132In Stock	Mfr. Part # 1812L260THDR Mouser Part # 576-1812L260THDR	Littelfuse	Resettable Fuses - PPTC PTC 8V 1812 2.6A 8V 1812 2.6A Learn More about Littelfuse 1812l fuses	Datasheet	6,132In Stock	Cut Tape $0.715 $0.629 $0.553 $0.491 Reel $0.343 View $0.449 $0.416 $0.329 $0.321 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	2.6 A	8 VDC	5.2 A	100 A	47 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 12V 1812 1.50A POLYFUSE 1812L150/12DR Littelfuse 1: $0.741 4,680In Stock	Mfr. Part # 1812L150/12DR Mouser Part # 576-1812L150/12DR	Littelfuse	Resettable Fuses - PPTC 12V 1812 1.50A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	4,680In Stock	Cut Tape $0.741 $0.644 $0.568 $0.499 Reel $0.351 View $0.459 $0.421 $0.324 $0.308 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	1.5 A	12 VDC	3 A	100 A	110 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 33V 1.10A POLY SURF MOUNT 1812L110/33MR Littelfuse 1: $0.806 87,228In Stock 104,000Expected 12/24/2026	Mfr. Part # 1812L110/33MR Mouser Part # 576-1812L110/33MR	Littelfuse	Resettable Fuses - PPTC PTC 33V 1.10A POLY SURF MOUNT Learn More about Littelfuse 1812l fuses	Datasheet	87,228In Stock 104,000Expected 12/24/2026	Cut Tape $0.806 $0.714 $0.61 $0.537 Reel $0.369 View $0.497 $0.465 $0.35 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	PCB Mount	SMD/SMT	1.1 A	33 VDC	1.95 A	20 A	200 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 30V .100A POLY SURF MOUNT 1812L010DR Littelfuse 1: $0.741 42,698In Stock	Mfr. Part # 1812L010DR Mouser Part # 576-1812L010DR	Littelfuse	Resettable Fuses - PPTC PTC 30V .100A POLY SURF MOUNT Learn More about Littelfuse 1812l fuses	Datasheet	42,698In Stock	Cut Tape $0.741 $0.603 $0.553 $0.459 Reel $0.324 View $0.425 $0.397 $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	100 mA	30 VDC	300 mA	100 A	15 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 30V 1812 .200A POLYFUSE 1812L020PR Littelfuse 1: $0.702 20,393In Stock	Mfr. Part # 1812L020PR Mouser Part # 576-1812L020PR	Littelfuse	Resettable Fuses - PPTC 30V 1812 .200A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	20,393In Stock	Cut Tape $0.702 $0.631 $0.53 $0.489 View Reel $0.299 $0.437 $0.374 $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	PCB Mount	SMD/SMT	200 mA	30 V	400 mA	100 A	5 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 60V 350MA-HD 10A SMD 1812L035/60MR Littelfuse 1: $1.33 16,462In Stock	Mfr. Part # 1812L035/60MR Mouser Part # 576-1812L035/60MR	Littelfuse	Resettable Fuses - PPTC 60V 350MA-HD 10A SMD Learn More about Littelfuse 1812l fuses	Datasheet	16,462In Stock	Cut Tape $1.33 $1.22 $0.987 $0.915 Reel $0.645 View $0.824 $0.762 $0.607 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	PCB Mount	SMD/SMT	350 mA	60 VDC	700 mA	10 A	1.7 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 60V 500MA-HD 100A SMD 1812L050/60MR Littelfuse 1: $1.33 16,026In Stock 14,000Expected 10/29/2026	Mfr. Part # 1812L050/60MR Mouser Part # 576-1812L050/60MR	Littelfuse	Resettable Fuses - PPTC 60V 500MA-HD 100A SMD Learn More about Littelfuse 1812l fuses	Datasheet	16,026In Stock 14,000Expected 10/29/2026	Cut Tape $1.33 $1.22 $1.01 $0.931 Reel $0.608 View $0.837 $0.772 $0.607 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	PCB Mount	SMD/SMT	500 mA	60 VDC	1 A	10 A	1 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 60V 500MA-HD 100A SMD 1812L050/60MR-A Littelfuse 1: $2.33 2,702In Stock	Mfr. Part # 1812L050/60MR-A Mouser Part # 576-1812L050/60MR-A	Littelfuse	Resettable Fuses - PPTC 60V 500MA-HD 100A SMD Learn More about Littelfuse 1812l fuses	Datasheet	2,702In Stock	Cut Tape $2.33 $2.15 $1.78 $1.65 Reel $1.14 View $1.48 $1.37 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	SMD/SMT	SMD/SMT	500 mA	60 VDC	1 A	10 A	1 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 1812 15V .5A 1812L050PR Littelfuse 1: $0.741 7,857In Stock 10,000Expected 1/7/2027	Mfr. Part # 1812L050PR Mouser Part # 576-1812L050PR	Littelfuse	Resettable Fuses - PPTC 1812 15V .5A Learn More about Littelfuse 1812l fuses	Datasheet	7,857In Stock 10,000Expected 1/7/2027	Cut Tape $0.741 $0.666 $0.56 $0.493 Reel $0.313 View $0.443 $0.394 $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	SMD/SMT	SMD/SMT	500 mA	15 VDC	1 A	100 A	1 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 24V 1812 .750A POLYFUSE 1812L075/24DR Littelfuse 1: $0.884 15,648In Stock 25,500Expected 1/4/2027	Mfr. Part # 1812L075/24DR Mouser Part # 576-1812L075/24DR	Littelfuse	Resettable Fuses - PPTC 24V 1812 .750A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	15,648In Stock 25,500Expected 1/4/2027	Cut Tape $0.884 $0.809 $0.672 $0.62 Reel $0.41 View $0.558 $0.514 $0.389 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	750 mA	24 VDC	1.5 A	100 A	290 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 33V 1812 .750A POLYFUSE 1812L075/33DR Littelfuse 1: $0.884 33,708In Stock	Mfr. Part # 1812L075/33DR Mouser Part # 576-1812L075/33DR	Littelfuse	Resettable Fuses - PPTC 33V 1812 .750A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	33,708In Stock	Cut Tape $0.884 $0.809 $0.672 $0.585 View Reel $0.389 $0.558 $0.514 $0.389 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	750 mA	33 VDC	1.5 A	20 A	400 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 16V 1812 1.10A POLYFUSE 1812L110/16DR Littelfuse 1: $0.806 20,609In Stock	Mfr. Part # 1812L110/16DR Mouser Part # 576-1812L110/16DR	Littelfuse	Resettable Fuses - PPTC 16V 1812 1.10A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	20,609In Stock	Cut Tape $0.806 $0.735 $0.61 $0.563 Reel $0.351 View $0.506 $0.467 $0.35 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	1.1 A	16 VDC	1.95 A	100 A	180 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 24V POLY 1812 HALOGEN-FREE 1.10A 1812L110/24DR Littelfuse 1: $0.897 7,294In Stock	Mfr. Part # 1812L110/24DR Mouser Part # 576-1812L110/24DR	Littelfuse	Resettable Fuses - PPTC PTC 24V POLY 1812 HALOGEN-FREE 1.10A Learn More about Littelfuse 1812l fuses	Datasheet	7,294In Stock	Cut Tape $0.897 $0.797 $0.72 $0.607 Reel $0.436 View $0.553 $0.493 $0.407 $0.382 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	1.1 A	24 VDC	1.95 A	20 A	200 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 12V 1812 PTC POLY SMT 1812L200/12DR Littelfuse 1: $2.50 2,685In Stock	Mfr. Part # 1812L200/12DR Mouser Part # 576-1812L200/12DR	Littelfuse	Resettable Fuses - PPTC 12V 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	2,685In Stock	Cut Tape $2.50 $2.28 $1.91 $1.73 View Reel $1.22 $1.59 $1.47 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	2 A	12 VDC	3.5 A	100 A	70 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 16V 2.00A 1812 PTC POLY SMT 1812L200/16DR Littelfuse 1: $1.34 17,892In Stock	Mfr. Part # 1812L200/16DR Mouser Part # 576-1812L200/16DR	Littelfuse	Resettable Fuses - PPTC 16V 2.00A 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	17,892In Stock	Cut Tape $1.34 $1.24 $1.03 $0.946 View Reel $0.618 $0.85 $0.784 $0.618 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	PCB Mount	SMD/SMT	2 A	16 VDC	3.5 A	100 A	70 mOhms		- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 16V POLY SURF 1812L260/16MR Littelfuse 1: $1.63 4,895In Stock 2,000Expected 12/8/2026	Mfr. Part # 1812L260/16MR Mouser Part # 576-1812L260/16MR	Littelfuse	Resettable Fuses - PPTC PTC 16V POLY SURF Learn More about Littelfuse 1812l fuses	Datasheet	4,895In Stock 2,000Expected 12/8/2026	Cut Tape $1.63 $1.23 $1.20 $1.04 Reel $0.818 View $0.943 $0.872 $0.727 $0.693 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	SMD/SMT	SMD/SMT	2.6 A	16 VDC	5 A	100 A	50 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1812 3.0A 1812L300MR Littelfuse 1: $2.50 1,751In Stock	Mfr. Part # 1812L300MR Mouser Part # 576-1812L300MR	Littelfuse	Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1812 3.0A Learn More about Littelfuse 1812l fuses	Datasheet	1,751In Stock	Cut Tape $2.50 $2.31 $1.91 $1.77 View Reel $1.22 $1.59 $1.47 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	1812L	SMD/SMT	SMD/SMT	3 A	6 VDC	5 A	100 A	40 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 0.14A 60V 1812 1812L014DR Littelfuse 1: $0.702 4,289In Stock 15,000Expected 1/15/2027	Mfr. Part # 1812L014DR Mouser Part # 576-1812L014	Littelfuse	Resettable Fuses - PPTC 0.14A 60V 1812 Learn More about Littelfuse 1812l fuses	Datasheet	4,289In Stock 15,000Expected 1/15/2027	Cut Tape $0.702 $0.638 $0.53 $0.486 Reel $0.306 View $0.439 $0.406 $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	140 mA	60 VDC	340 mA	10 A	6 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 60V 0.20A 1812 PTC POLY SMT 1812L020/60DR Littelfuse 1: $1.24 1,494In Stock	Mfr. Part # 1812L020/60DR Mouser Part # 576-1812L020/60DR	Littelfuse	Resettable Fuses - PPTC 60V 0.20A 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	1,494In Stock	Cut Tape $1.24 $1.22 Reel $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	200 mA	60 VDC	400 mA	40 A	4.4 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 1812 13.2V 0.75A 1812L075PR Littelfuse 1: $0.715 2,227In Stock 8,000Expected 12/8/2026	Mfr. Part # 1812L075PR Mouser Part # 576-1812L075PR	Littelfuse	Resettable Fuses - PPTC 1812 13.2V 0.75A Learn More about Littelfuse 1812l fuses	Datasheet	2,227In Stock 8,000Expected 12/8/2026	Cut Tape $0.715 $0.659 $0.547 $0.506 Reel $0.341 View $0.455 $0.386 $0.311 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	SMD/SMT	SMD/SMT	750 mA	13.2 VDC	1.5 A	100 A	450 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 1812 8V 1.1A 1812L110PR Littelfuse 1: $0.598 4,377In Stock 8,000Expected 1/27/2027	Mfr. Part # 1812L110PR Mouser Part # 576-1812L110PRT	Littelfuse	Resettable Fuses - PPTC 1812 8V 1.1A Learn More about Littelfuse 1812l fuses	Datasheet	4,377In Stock 8,000Expected 1/27/2027	Cut Tape $0.598 $0.516 $0.452 $0.419 Reel $0.303 View $0.376 $0.316 $0.28 $0.27 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	SMD/SMT	SMD/SMT	1.1 A	8 VDC	2.2 A	100 A	210 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 16V POLY 1812 HALOGEN-FREE 1.25A 1812L125/16DR Littelfuse 1: $0.728 1,105In Stock 4,500Expected 11/23/2026	Mfr. Part # 1812L125/16DR Mouser Part # 576-1812L125/16DR	Littelfuse	Resettable Fuses - PPTC PTC 16V POLY 1812 HALOGEN-FREE 1.25A Learn More about Littelfuse 1812l fuses	Datasheet	1,105In Stock 4,500Expected 11/23/2026	Cut Tape $0.728 $0.619 $0.543 $0.476 Reel $0.319 View $0.432 $0.399 $0.315 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	1.25 A	16 VDC	2.5 A	100 A	140 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 6V 1812 1.25A POLY SURF MOUNT 1812L125/6PR Littelfuse 1: $0.845 3,406In Stock 4,000Expected 2/9/2027	Mfr. Part # 1812L125/6PR Mouser Part # 576-1812L125/6PR	Littelfuse	Resettable Fuses - PPTC PTC 6V 1812 1.25A POLY SURF MOUNT Learn More about Littelfuse 1812l fuses	Datasheet	3,406In Stock 4,000Expected 2/9/2027	Cut Tape $0.845 $0.779 $0.647 $0.59 Reel $0.407 View $0.537 $0.506 $0.454 $0.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	PCB Mount	SMD/SMT	1.25 A	6 VDC	2.5 A	100 A	140 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 16V 1.50A 1812 PTC Poly Halo-Free 1812L150/16DR Littelfuse 1: $0.806 162In Stock 3,000Expected 12/8/2026	Mfr. Part # 1812L150/16DR Mouser Part # 576-1812L150/16DR	Littelfuse	Resettable Fuses - PPTC 16V 1.50A 1812 PTC Poly Halo-Free Learn More about Littelfuse 1812l fuses	Datasheet	162In Stock 3,000Expected 12/8/2026	Cut Tape $0.806 $0.707 $0.61 $0.563 Reel $0.372 View $0.506 $0.467 $0.35 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	1812L	SMD/SMT	SMD/SMT	1.5 A	16 VDC	2.8 A	100 A	110 mOhms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel