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 | Part # Aliases |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
3,000In Stock | LVR | + 85 C | Bulk | RF1251-000 | ||||||||||||||
Mfr: 0805L110SLYR TTI: 0805L110SLYR Littelfuse Availability: 4,000In StockResettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.10A | 4,000In Stock | Low Rho | SMD/SMT | SMD/SMT | 1.1 A | 6 VDC | 1.8 A | 50 A | 120 mOhms | 0805 (2012 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: RF3374-000 TTI: RKEF300 Littelfuse Availability: 100In StockResettable Fuses - PPTC 60V 40A 3.20W Radial-leaded Device | 100In Stock | RKEF | PCB Mount | Radial | 3 A | 60 VDC | 6 A | 40 A | 80 mOhms | - 40 C | + 85 C | 5.84 mm | Bulk | RF0875-000 RF3374-000 | ||||
Mfr: RF2623-000 TTI: RXEF110 Littelfuse Availability: 23,600In StockResettable Fuses - PPTC Radial Lead 1.1A 72V 40A Imax | 23,600In Stock | RXEF | PCB Mount | Radial | 1.1 A | 72 VDC | 2.2 A | 40 A | 380 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | A21773-000 RF2623-000 | ||||
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: 23,600In StockResettable Fuses - PPTC 72V 1.1A-HD 40A MAX | 23,600In Stock | 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: 36,800In StockResettable Fuses - PPTC 72V .5A-HD 40A MAX | 36,800In Stock | PCB Mount | Radial | 500 mA | 72 VDC | 1 A | 40 A | 1.17 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2637-000 TTI: RF2637-000 Littelfuse Availability: 12,600In Stock9,600 On Order Expected 09-Oct-26 Resettable Fuses - PPTC 72V 1.6A-HD 40A MAX | 12,600In Stock9,600 On Order Expected 09-Oct-26 | PCB Mount | Radial | 1.6 A | 72 VDC | 3.2 A | 40 A | 220 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2643-000 TTI: RF2643-000 Littelfuse Availability: 21,500In Stock24,000 On Order Expected 23-Oct-26 Resettable Fuses - PPTC 30V 5A-HD 40A MAX | 21,500In Stock24,000 On Order Expected 23-Oct-26 | PCB Mount | Radial | 5 A | 30 VDC | 10 A | 100 A | 50 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | ||||||
Mfr: RF2568-000 TTI: RF2568-000 Littelfuse Availability: 9,600In StockResettable Fuses - PPTC 72V .65A-HD 40A MAX | 9,600In 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: 9,200In StockResettable Fuses - PPTC 30V 1.1A-HD 40A MAX | 9,200In 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: RF1350-000 TTI: RF1350-000 Littelfuse Availability: 48,000In Stock40,000 On Order Expected 04-Sep-26 Resettable Fuses - PPTC 30V 50MA-HD 10A MAX | 48,000In 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: 9,200In Stock16,400 On Order Expected Resettable Fuses - PPTC 72V 1.85A-HD 40A MAX | 9,200In Stock16,400 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: RF2569-000 TTI: RF2569-000 Littelfuse Availability: 100In StockResettable Fuses - PPTC 72V .75A-HD 40A MAX | 100In Stock | PCB Mount | Radial | 750 mA | 72 VDC | 1.5 A | 40 A | 600 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2559-000 TTI: RF2559-000 Littelfuse Availability: 21,700In Stock22,500 On Order Expected 04-Sep-26 Resettable Fuses - PPTC 30V 1.85A-HD 40A MAX | 21,700In Stock22,500 On Order Expected 04-Sep-26 | PCB Mount | Radial | 1.85 A | 30 VDC | 3.7 A | 100 A | 90 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2647-000 TTI: RF2647-000 Littelfuse Availability: 10,750In StockResettable Fuses - PPTC 72V 3.75A-HD 40A MAX | 10,750In 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: RF2579-000 TTI: RF2579-000 Littelfuse Availability: 25,000In StockResettable Fuses - PPTC 60V .1A-HD 40A MAX | 25,000In Stock | PCB Mount | Radial | 100 mA | 60 VDC | 200 mA | 40 A | 7.5 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2565-000 TTI: RF2565-000 Littelfuse Availability: 2,250In StockResettable Fuses - PPTC 72V .3A-HD 40A MAX | 2,250In Stock | PCB Mount | Radial | 300 mA | 72 VDC | 600 mA | 40 A | 2.1 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2561-000 TTI: RF2561-000 Littelfuse Availability: 29,600In StockResettable Fuses - PPTC 30V 4A-HD 40A MAX | 29,600In 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: 34,500In StockResettable Fuses - PPTC 600V .15A-HD 3A MAX | 34,500In Stock | PCB Mount | Radial | 150 mA | 250 VDC | 300 mA | 3 A | 17 Ohms | - 40 C | + 85 C | 5 mm | Bulk | ||||||
Mfr: RF0318-000 TTI: RF0318-000 Littelfuse Availability: 72,000In Stock114,000 On Order Expected Resettable Fuses - PPTC 30V 1.1A-HD 40A MAX | 72,000In Stock114,000 On Order Expected | SMD/SMT | SMD/SMT | 1.1 A | 30 VDC | 2.2 A | 40 A | 480 mOhms | 2920 (7450 metric) | - 40 C | + 85 C | Reel | ||||||
Mfr: RF2563-000 TTI: RF2563-000 Littelfuse Availability: 11,000In Stock6,600 On Order Expected 10-Sep-26 Resettable Fuses - PPTC 60V .17A-HD 40A MAX | 11,000In Stock6,600 On Order Expected 10-Sep-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: 39,100In StockResettable Fuses - PPTC 72V .4A-HD 40A MAX | 39,100In Stock | PCB Mount | Radial | 400 mA | 72 VDC | 800 mA | 40 A | 1.29 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | ||||||
Mfr: RF2649-000 TTI: RF2649-000 Littelfuse Availability: 17,200In Stock18,050 On Order Expected 06-Oct-26 Resettable Fuses - PPTC 72V 2.5A-HD 40A MAX | 17,200In Stock18,050 On Order Expected 06-Oct-26 | PCB Mount | Radial | 2.5 A | 72 VDC | 5 A | 40 A | 130 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk |