Littelfuse - Resettable Fuses - PPTC
3,799 ResultsPart | Availability | Purchasing | RoHS/Lead | Series | Mounting Style | Termination Style | Hold Current | Maximum Voltage | Trip Current | Current Rating - Max | Resistance | Package / Case | Minimum Operating Temperature | Maximum Operating Temperature | Lead Spacing | Qualification | Packaging |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr: 1812L050PR TTI: 1812L050-C Littelfuse Availability: 76,000In StockResettable Fuses - PPTC 15V .50A-HD 40A MAX | 76,000In Stock | 1812L | PCB Mount | SMD/SMT | 500 mA | 15 V | 1 A | 100 A | 1 Ohms | 1812 (4532 metric) | - 40 C | + 85 C | Reel | ||||
Mfr: RF2623-000 TTI: RF2623-000 Littelfuse Availability: 11,150In Stock13,800 On Order Expected 02-Sep-26 Resettable Fuses - PPTC 72V 1.1A-HD 40A MAX | 11,150In Stock13,800 On Order Expected 02-Sep-26 | PCB Mount | Radial | 1.1 A | 72 VDC | 2.2 A | 40 A | 380 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2567-000 TTI: RF2567-000 Littelfuse Availability: 39,100In StockResettable Fuses - PPTC 72V .5A-HD 40A MAX | 39,100In Stock | PCB Mount | Radial | 500 mA | 72 VDC | 1 A | 40 A | 1.17 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2643-000 TTI: RF2643-000 Littelfuse Availability: 1,450In Stock6,750 On Order Expected 03-Aug-26 Resettable Fuses - PPTC 30V 5A-HD 40A MAX | 1,450In Stock6,750 On Order Expected 03-Aug-26 | PCB Mount | Radial | 5 A | 30 VDC | 10 A | 100 A | 50 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | |||||
Mfr: RF0315-000 TTI: RF0315-000 Littelfuse Availability: 2,000In Stock24,000 On Order Expected 02-Nov-26 Resettable Fuses - PPTC 60V 500MA-HD 10A MAX | 2,000In Stock24,000 On Order Expected 02-Nov-26 | SMD/SMT | SMD/SMT | 500 mA | 60 VDC | 1 A | 10 A | 1.4 Ohms | 2920 (7450 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: F30347-000 TTI: F30347-000 Littelfuse Availability: 72,000In StockResettable Fuses - PPTC 600V .15A-HD 3A MAX | 72,000In Stock | PCB Mount | Radial | 150 mA | 250 VDC | 300 mA | 3 A | 17 Ohms | - 40 C | + 85 C | 5 mm | Reel | |||||
Mfr: RF2626-000 TTI: RF2626-000 Littelfuse Availability: 1,000In Stock15,900 On Order Expected Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX | 1,000In Stock15,900 On Order Expected | PCB Mount | Radial | 2.5 A | 30 VDC | 5 A | 100 A | 70 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2628-000 TTI: RF2628-000 Littelfuse Availability: 11,755In Stock3,775 On Order Expected 03-Aug-26 Resettable Fuses - PPTC 72V .25A-HD 40A MAX | 11,755In Stock3,775 On Order Expected 03-Aug-26 | PCB Mount | Radial | 250 mA | 72 VDC | 500 mA | 40 A | 3 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2577-000 TTI: RF2577-000 Littelfuse Availability: 8,000In Stock7,000 On Order Expected 27-Jul-26 Resettable Fuses - PPTC 60V .05A-HD 40A MAX | 8,000In Stock7,000 On Order Expected 27-Jul-26 | PCB Mount | Radial | 50 mA | 60 VDC | 100 mA | 40 A | 20 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF1350-000 TTI: RF1350-000 Littelfuse Availability: 20,000In Stock40,000 On Order Expected 04-Sep-26 Resettable Fuses - PPTC 30V 50MA-HD 10A MAX | 20,000In Stock40,000 On Order Expected 04-Sep-26 | SMD/SMT | SMD/SMT | 50 mA | 30 VDC | 150 mA | 10 A | 50 Ohms | 1210 (3225 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: RF2635-000 TTI: RF2635-000 Littelfuse Availability: 231In Stock11,400 On Order Expected Resettable Fuses - PPTC 72V 1.85A-HD 40A MAX | 231In Stock11,400 On Order Expected | PCB Mount | Radial | 1.85 A | 72 VDC | 3.7 A | 40 A | 190 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2568-000 TTI: RF2568-000 Littelfuse Availability: 9,800In StockResettable Fuses - PPTC 72V .65A-HD 40A MAX | 9,800In Stock | PCB Mount | Radial | 650 mA | 72 VDC | 1.3 A | 40 A | 720 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2624-000 TTI: RF2624-000 Littelfuse Availability: 10,100In StockResettable Fuses - PPTC 30V 1.1A-HD 40A MAX | 10,100In Stock | PCB Mount | Radial | 1.1 A | 30 VDC | 2.2 A | 100 A | 170 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF1334-000 TTI: RF1334-000 Littelfuse Availability: 218,000In Stock570,000 On Order Expected 05-Oct-26 Resettable Fuses - PPTC 60V 140MA-HD 10A MAX | 218,000In Stock570,000 On Order Expected 05-Oct-26 | SMD/SMT | SMD/SMT | 140 mA | 60 VDC | 280 mA | 10 A | 6 Ohms | 1812 (4532 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: RF2647-000 TTI: RF2647-000 Littelfuse Availability: 10,775In StockResettable Fuses - PPTC 72V 3.75A-HD 40A MAX | 10,775In Stock | PCB Mount | Radial | 3.75 A | 72 VDC | 7.5 A | 40 A | 80 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | |||||
Mfr: RF2738-000 TTI: RF2738-000 Littelfuse Availability: 12,300In StockResettable Fuses - PPTC 30V 8A-HD 40A MAX | 12,300In Stock | PCB Mount | Radial | 8 A | 30 VDC | 16 A | 100 A | 20 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | |||||
Mfr: RF2561-000 TTI: RF2561-000 Littelfuse Availability: 30,350In StockResettable Fuses - PPTC 30V 4A-HD 40A MAX | 30,350In Stock | PCB Mount | Radial | 4 A | 30 VDC | 8 A | 100 A | 50 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: A87878-000 TTI: A87878-000 Littelfuse Availability: 5,625In Stock29,800 On Order Expected Resettable Fuses - PPTC 600V .15A-HD 3A MAX | 5,625In Stock29,800 On Order Expected | PCB Mount | Radial | 150 mA | 250 VDC | 300 mA | 3 A | 17 Ohms | - 40 C | + 85 C | 5 mm | Bulk | |||||
Mfr: RF2565-000 TTI: RF2565-000 Littelfuse Availability: 5,200In Stock5,500 On Order Expected 04-Nov-26 Resettable Fuses - PPTC 72V .3A-HD 40A MAX | 5,200In Stock5,500 On Order Expected 04-Nov-26 | PCB Mount | Radial | 300 mA | 72 VDC | 600 mA | 40 A | 2.1 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF1403-000 TTI: RF1403-000 Littelfuse Availability: 20,000In Stock768,000 On Order Expected Resettable Fuses - PPTC 24V 500MA-HD 100A MAX | 20,000In Stock768,000 On Order Expected | SMD/SMT | SMD/SMT | 500 mA | 24 VDC | 1 A | 100 A | 1 Ohms | 1812 (4532 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: RF2649-000 TTI: RF2649-000 Littelfuse Availability: 11,250In Stock3,400 On Order Expected 27-Jul-26 Resettable Fuses - PPTC 72V 2.5A-HD 40A MAX | 11,250In Stock3,400 On Order Expected 27-Jul-26 | PCB Mount | Radial | 2.5 A | 72 VDC | 5 A | 40 A | 130 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | |||||
Mfr: RF2563-000 TTI: RF2563-000 Littelfuse Availability: 6,550In Stock2,600 On Order Expected 06-Oct-26 Resettable Fuses - PPTC 60V .17A-HD 40A MAX | 6,550In Stock2,600 On Order Expected 06-Oct-26 | PCB Mount | Radial | 170 mA | 60 VDC | 340 mA | 40 A | 8 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2566-000 TTI: RF2566-000 Littelfuse Availability: 47,450In StockResettable Fuses - PPTC 72V .4A-HD 40A MAX | 47,450In Stock | PCB Mount | Radial | 400 mA | 72 VDC | 800 mA | 40 A | 1.29 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2571-000 TTI: RF2571-000 Littelfuse Availability: 9,200In Stock79,500 On Order Expected 04-Nov-26 Resettable Fuses - PPTC 72V .9A-HD 40A MAX | 9,200In Stock79,500 On Order Expected 04-Nov-26 | PCB Mount | Radial | 900 mA | 72 VDC | 1.8 A | 40 A | 470 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | |||||
Mfr: RF2579-000 TTI: RF2579-000 Littelfuse Availability: 25,300In StockResettable Fuses - PPTC 60V .1A-HD 40A MAX | 25,300In Stock | PCB Mount | Radial | 100 mA | 60 VDC | 200 mA | 40 A | 7.5 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk |
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