Resettable Fuses - PPTC – Mouser South Africa

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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: $1.92 19,458In Stock	Mfr. Part No. 1812L035/30DR Mouser Part No 576-1812L035/30DR	Littelfuse	Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A Learn More about Littelfuse 1812l fuses	Datasheet	19,458In Stock	Cut Tape $1.92 $1.78 $1.47 $1.36 View Reel $1.10 $1.22 $1.13 $1.10 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 12V 1812 1.50A POLYFUSE 1812L150/12DR Littelfuse 1: $0.57 5,530In Stock	Mfr. Part No. 1812L150/12DR Mouser Part No 576-1812L150/12DR	Littelfuse	Resettable Fuses - PPTC 12V 1812 1.50A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	5,530In Stock	Cut Tape $0.57 $0.495 $0.437 $0.384 Reel $0.27 View $0.354 $0.324 $0.249 $0.245 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: $0.62 88,336In Stock 104,000Expected 2026/12/24	Mfr. Part No. 1812L110/33MR Mouser Part No 576-1812L110/33MR	Littelfuse	Resettable Fuses - PPTC PTC 33V 1.10A POLY SURF MOUNT Learn More about Littelfuse 1812l fuses	Datasheet	88,336In Stock 104,000Expected 2026/12/24	Cut Tape $0.62 $0.549 $0.469 $0.413 Reel $0.284 View $0.383 $0.358 $0.269 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: $0.57 30,690In Stock	Mfr. Part No. 1812L010DR Mouser Part No 576-1812L010DR	Littelfuse	Resettable Fuses - PPTC PTC 30V .100A POLY SURF MOUNT Learn More about Littelfuse 1812l fuses	Datasheet	30,690In Stock	Cut Tape $0.57 $0.464 $0.426 $0.354 View Reel $0.265 $0.327 $0.305 $0.265 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 60V 0.20A 1812 PTC POLY SMT 1812L020/60DR Littelfuse 1: $0.95 1,534In Stock	Mfr. Part No. 1812L020/60DR Mouser Part No 576-1812L020/60DR	Littelfuse	Resettable Fuses - PPTC 60V 0.20A 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	1,534In Stock	Cut Tape $0.95 $0.942 Reel $0.942 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 30V 1812 .200A POLYFUSE 1812L020PR Littelfuse 1: $0.54 21,043In Stock	Mfr. Part No. 1812L020PR Mouser Part No 576-1812L020PR	Littelfuse	Resettable Fuses - PPTC 30V 1812 .200A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	21,043In Stock	Cut Tape $0.54 $0.483 $0.408 $0.376 View Reel $0.23 $0.336 $0.288 $0.23 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: $1.02 16,466In Stock	Mfr. Part No. 1812L035/60MR Mouser Part No 576-1812L035/60MR	Littelfuse	Resettable Fuses - PPTC 60V 350MA-HD 10A SMD Learn More about Littelfuse 1812l fuses	Datasheet	16,466In Stock	Cut Tape $1.02 $0.935 $0.759 $0.704 View Reel $0.55 $0.634 $0.586 $0.55 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: $1.02 17,291In Stock 14,000Expected 2026/10/29	Mfr. Part No. 1812L050/60MR Mouser Part No 576-1812L050/60MR	Littelfuse	Resettable Fuses - PPTC 60V 500MA-HD 100A SMD Learn More about Littelfuse 1812l fuses	Datasheet	17,291In Stock 14,000Expected 2026/10/29	Cut Tape $1.02 $0.935 $0.776 $0.716 Reel $0.571 View $0.644 $0.594 $0.564 $0.55 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: $1.79 2,745In Stock	Mfr. Part No. 1812L050/60MR-A Mouser Part No 576-1812L050/60MR-A	Littelfuse	Resettable Fuses - PPTC 60V 500MA-HD 100A SMD Learn More about Littelfuse 1812l fuses	Datasheet	2,745In Stock	Cut Tape $1.79 $1.65 $1.37 $1.27 Reel $0.876 View $1.14 $1.05 $0.871 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: $0.57 7,867In Stock 10,000Expected 2027/01/07	Mfr. Part No. 1812L050PR Mouser Part No 576-1812L050PR	Littelfuse	Resettable Fuses - PPTC 1812 15V .5A Learn More about Littelfuse 1812l fuses	Datasheet	7,867In Stock 10,000Expected 2027/01/07	Cut Tape $0.57 $0.521 $0.431 $0.399 Reel $0.241 View $0.359 $0.304 $0.23 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: $0.68 15,948In Stock 25,500Expected 2027/01/04	Mfr. Part No. 1812L075/24DR Mouser Part No 576-1812L075/24DR	Littelfuse	Resettable Fuses - PPTC 24V 1812 .750A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	15,948In Stock 25,500Expected 2027/01/04	Cut Tape $0.68 $0.622 $0.518 $0.477 Reel $0.315 View $0.429 $0.395 $0.299 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: $0.68 34,228In Stock	Mfr. Part No. 1812L075/33DR Mouser Part No 576-1812L075/33DR	Littelfuse	Resettable Fuses - PPTC 33V 1812 .750A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	34,228In Stock	Cut Tape $0.68 $0.622 $0.518 $0.477 Reel $0.30 View $0.408 $0.395 $0.299 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: $0.62 20,971In Stock	Mfr. Part No. 1812L110/16DR Mouser Part No 576-1812L110/16DR	Littelfuse	Resettable Fuses - PPTC 16V 1812 1.10A POLYFUSE Learn More about Littelfuse 1812l fuses	Datasheet	20,971In Stock	Cut Tape $0.62 $0.565 $0.469 $0.433 Reel $0.27 View $0.39 $0.359 $0.269 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: $0.69 7,414In Stock	Mfr. Part No. 1812L110/24DR Mouser Part No 576-1812L110/24DR	Littelfuse	Resettable Fuses - PPTC PTC 24V POLY 1812 HALOGEN-FREE 1.10A Learn More about Littelfuse 1812l fuses	Datasheet	7,414In Stock	Cut Tape $0.69 $0.613 $0.554 $0.468 Reel $0.335 View $0.426 $0.379 $0.334 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: $1.92 2,685In Stock	Mfr. Part No. 1812L200/12DR Mouser Part No 576-1812L200/12DR	Littelfuse	Resettable Fuses - PPTC 12V 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	2,685In Stock	Cut Tape $1.92 $1.76 $1.47 $1.33 View Reel $0.942 $1.22 $1.13 $0.942 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: $1.03 18,062In Stock	Mfr. Part No. 1812L200/16DR Mouser Part No 576-1812L200/16DR	Littelfuse	Resettable Fuses - PPTC 16V 2.00A 1812 PTC POLY SMT Learn More about Littelfuse 1812l fuses	Datasheet	18,062In Stock	Cut Tape $1.03 $0.95 $0.79 $0.728 View Reel $0.545 $0.654 $0.604 $0.545 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: $1.26 5,015In Stock 2,000Expected 2026/12/01	Mfr. Part No. 1812L260/16MR Mouser Part No 576-1812L260/16MR	Littelfuse	Resettable Fuses - PPTC PTC 16V POLY SURF Learn More about Littelfuse 1812l fuses	Datasheet	5,015In Stock 2,000Expected 2026/12/01	Cut Tape $1.26 $0.948 $0.923 $0.802 Reel $0.629 View $0.726 $0.671 $0.559 $0.533 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 8V 1812 2.6A 8V 1812 2.6A 1812L260THDR Littelfuse 1: $0.60 6,132In Stock	Mfr. Part No. 1812L260THDR Mouser Part No 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 $0.60 $0.533 $0.458 $0.407 View Reel $0.301 $0.368 $0.34 $0.301 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 PTC 6V POLY SURF MOUNT 1812 3.0A 1812L300MR Littelfuse 1: $1.92 1,751In Stock	Mfr. Part No. 1812L300MR Mouser Part No 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 $1.92 $1.78 $1.47 $1.36 View Reel $0.942 $1.22 $1.13 $0.942 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: $0.54 4,389In Stock	Mfr. Part No. 1812L014DR Mouser Part No 576-1812L014	Littelfuse	Resettable Fuses - PPTC 0.14A 60V 1812 Learn More about Littelfuse 1812l fuses	Datasheet	4,389In Stock	Cut Tape $0.54 $0.491 $0.408 $0.374 View Reel $0.271 $0.338 $0.312 $0.271 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 PTC 30V POLY SURF MOUNT 1812 .500A 1812L050/30PR Littelfuse 1: $1.03 1,336In Stock 22,000Expected 2026/12/01	Mfr. Part No. 1812L050/30PR Mouser Part No 576-1812L050/30PR	Littelfuse	Resettable Fuses - PPTC PTC 30V POLY SURF MOUNT 1812 .500A Learn More about Littelfuse 1812l fuses	Datasheet	1,336In Stock 22,000Expected 2026/12/01	Cut Tape $1.03 $0.915 $0.79 $0.712 View Reel $0.476 $0.647 $0.556 $0.476 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	1812L	SMD/SMT	SMD/SMT	500 mA	30 VDC	1 A	100 A	1 Ohms	1812 (4532 metric)	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 1812 13.2V 0.75A 1812L075PR Littelfuse 1: $0.55 2,227In Stock 8,000Expected 2026/12/08	Mfr. Part No. 1812L075PR Mouser Part No 576-1812L075PR	Littelfuse	Resettable Fuses - PPTC 1812 13.2V 0.75A Learn More about Littelfuse 1812l fuses	Datasheet	2,227In Stock 8,000Expected 2026/12/08	Cut Tape $0.55 $0.507 $0.421 $0.39 Reel $0.261 View $0.35 $0.297 $0.24 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: $0.461 4,387In Stock 8,000Expected 2027/01/27	Mfr. Part No. 1812L110PR Mouser Part No 576-1812L110PRT	Littelfuse	Resettable Fuses - PPTC 1812 8V 1.1A Learn More about Littelfuse 1812l fuses	Datasheet	4,387In Stock 8,000Expected 2027/01/27	Cut Tape $0.461 $0.397 $0.348 $0.322 Reel $0.233 View $0.29 $0.243 $0.215 $0.208 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: $0.561 1,139In Stock 4,500Expected 2026/11/23	Mfr. Part No. 1812L125/16DR Mouser Part No 576-1812L125/16DR	Littelfuse	Resettable Fuses - PPTC PTC 16V POLY 1812 HALOGEN-FREE 1.25A Learn More about Littelfuse 1812l fuses	Datasheet	1,139In Stock 4,500Expected 2026/11/23	Cut Tape $0.561 $0.476 $0.418 $0.366 Reel $0.245 View $0.333 $0.307 $0.242 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: $0.65 3,406In Stock 4,000Expected 2027/02/09	Mfr. Part No. 1812L125/6PR Mouser Part No 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 2027/02/09	Cut Tape $0.65 $0.599 $0.498 $0.454 Reel $0.313 View $0.413 $0.39 $0.349 $0.269 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