Littelfuse - Resettable Fuses - PPTC
3,820 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mfr: RF2567-000 TTI: RXEF050 Littelfuse Availability: 47,450In StockResettable Fuses - PPTC Radial Lead .5A 72V 40A Imax | 47,450In Stock | RXEF | PCB Mount | Radial | 500 mA | 72 VDC | 1 A | 40 A | 1.17 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | A51391-000 RF2567-000 | ||||
Mfr: 1812L110/33MR TTI: 1812L110/33MR Littelfuse Availability: 19,000In Stock72,000 On Order Expected Resettable Fuses - PPTC PTC 33V 1.10A POLY SURF MOUNT | 19,000In Stock72,000 On Order Expected | 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 | |||||
Mfr: RF2723-000 TTI: RUEF900 Littelfuse Availability: 2,500In Stock12,225 On Order Expected 05-Aug-26 Resettable Fuses - PPTC 9A 30V 100A Imax | 2,500In Stock12,225 On Order Expected 05-Aug-26 | RUEF | PCB Mount | Radial | 9 A | 30 VDC | 18 A | 100 A | 20 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | A31317-000 RF2723-000 | ||||
Mfr: 1812L075/33DR TTI: 1812L075/33DR Littelfuse Availability: 37,500In StockResettable Fuses - PPTC 33V 1812 .750A POLYFUSE | 37,500In Stock | 1812L | PCB Mount | SMD/SMT | 750 mA | 33 VDC | 1.5 A | 20 A | 400 mOhms | 1812 (4532 metric) | - 40 C | + 85 C | Reel | |||||
Mfr: RF2571-000 TTI: RXEF090 Littelfuse Availability: 8,200In Stock10,000 On Order Expected 04-Sep-26 Resettable Fuses - PPTC Radial Lead .9A 72V 40A Imax | 8,200In Stock10,000 On Order Expected 04-Sep-26 | RXEF | PCB Mount | Radial | 900 mA | 72 VDC | 1.8 A | 40 A | 470 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | A52660-000 RF2571-000 | ||||
Mfr: RF2561-000 TTI: RUEF400 Littelfuse Availability: 37,700In StockResettable Fuses - PPTC 4A 30V 100A Imax | 37,700In Stock | RUEF | PCB Mount | Radial | 4 A | 30 VDC | 8 A | 100 A | 50 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | F56630-000 RF2561-000 | ||||
Mfr: RF2579-000 TTI: RXEF010 Littelfuse Availability: 30,900In StockResettable Fuses - PPTC Radial Lead .1A 60V 40A Imax | 30,900In Stock | RXEF | PCB Mount | Radial | 100 mA | 60 VDC | 200 mA | 40 A | 7.5 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | A14391-000 RF2579-000 | ||||
Mfr: RF2565-000 TTI: RXEF030 Littelfuse Availability: 5,300In Stock3,900 On Order Expected 30-Jun-26 Resettable Fuses - PPTC Radial Lead .3A 72V 40A Imax | 5,300In Stock3,900 On Order Expected 30-Jun-26 | RXEF | PCB Mount | Radial | 300 mA | 72 VDC | 600 mA | 40 A | 2.1 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | 461130-000 RF2565-000 | ||||
Mfr: RF2566-000 TTI: RXEF040 Littelfuse Availability: 73,700In StockResettable Fuses - PPTC Radial Lead .4A 72V 40A Imax | 73,700In Stock | RXEF | PCB Mount | Radial | 400 mA | 72 VDC | 800 mA | 40 A | 1.29 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | 759132-000 RF2566-000 | ||||
Mfr: RF2626-000 TTI: RUEF250 Littelfuse Availability: 500In Stock3,900 On Order Expected 28-Jul-26 Resettable Fuses - PPTC 2.5A 30V 100A Imax | 500In Stock3,900 On Order Expected 28-Jul-26 | RUEF | PCB Mount | Radial | 2.5 A | 30 VDC | 5 A | 100 A | 70 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | A91311-000 RF2626-000 | ||||
Mfr: RF2577-000 TTI: RXEF005 Littelfuse Availability: 7,850In StockResettable Fuses - PPTC .05A 60V 40A Imax | 7,850In Stock | RXEF | PCB Mount | Radial | 50 mA | 60 VDC | 100 mA | 40 A | 20 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | F84016-000 RF2577-000 | ||||
Mfr: RF2635-000 TTI: RXEF185 Littelfuse Availability: 1,550In Stock9,500 On Order Expected 10-Jul-26 Resettable Fuses - PPTC Radial Lead 1.85A 72V 40A Imax | 1,550In Stock9,500 On Order Expected 10-Jul-26 | RXEF | PCB Mount | Radial | 1.85 A | 72 VDC | 3.7 A | 40 A | 190 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | A27829-000 RF2635-000 | ||||
Mfr: RF2643-000 TTI: RUEF500 Littelfuse Availability: 10,950In StockResettable Fuses - PPTC 5A 30V 100A Imax | 10,950In Stock | RUEF | PCB Mount | Radial | 5 A | 30 VDC | 10 A | 100 A | 50 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | F11479-000 RF2643-000 | ||||
Mfr: RF2637-000 TTI: RXEF160 Littelfuse Availability: 950In Stock20,000 On Order Expected 02-Sep-26 Resettable Fuses - PPTC Radial Lead 1.6A 72V 40A Imax | 950In Stock20,000 On Order Expected 02-Sep-26 | RXEF | PCB Mount | Radial | 1.6 A | 72 VDC | 3.2 A | 40 A | 220 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | E53493-000 RF2637-000 | ||||
Mfr: RF2647-000 TTI: RXEF375 Littelfuse Availability: 10,925In StockResettable Fuses - PPTC Radial Lead 3.75A 72V 40A Imax | 10,925In Stock | RXEF | PCB Mount | Radial | 3.75 A | 72 VDC | 7.5 A | 40 A | 80 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | C55032-000 RF2647-000 | ||||
Mfr: RF2628-000 TTI: RXEF025 Littelfuse Availability: 2,955In Stock1,800 On Order Expected 27-Jul-26 Resettable Fuses - PPTC Radial Lead .25A 72V 40A Imax | 2,955In Stock1,800 On Order Expected 27-Jul-26 | RXEF | PCB Mount | Radial | 250 mA | 72 VDC | 500 mA | 40 A | 3 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | A85432-000 RF2628-000 | ||||
Mfr: RF2611-000 TTI: RUEF300 Littelfuse Availability: 6,100In Stock9,250 On Order Expected Resettable Fuses - PPTC 3A 30V 100A Imax | 6,100In Stock9,250 On Order Expected | RUEF | PCB Mount | Radial | 3 A | 30 VDC | 6 A | 100 A | 80 mOhms | - 40 C | + 85 C | 5.8 mm | Bulk | D55663-000 RF2611-000 | ||||
Mfr: RF0315-000 TTI: SMD050F-2 Littelfuse Availability: 66,000In StockResettable Fuses - PPTC .5A 60V 10A Imax | 66,000In Stock | SMD | SMD/SMT | SMD/SMT | 500 mA | 60 VDC | 1 A | 10 A | 1.4 Ohms | 2920 (7450 metric) | - 40 C | + 85 C | Reel | C62453-000 RF0315-000 | ||||
Mfr: A87878-000 TTI: TRF600-150 Littelfuse Availability: 12,950In StockResettable Fuses - PPTC .15A 250Vdc 3A RMS INTER | 12,950In Stock | TRF600 | PCB Mount | Radial | 150 mA | 250 VDC | 300 mA | 3 A | 17 Ohms | - 40 C | + 85 C | 5 mm | Bulk | A87878-000 | ||||
Mfr: RF1350-000 TTI: MICROSMD005F-2 Littelfuse Availability: 40,000In StockResettable Fuses - PPTC .05A 30V 10A IMAX | 40,000In Stock | microSMD | SMD/SMT | SMD/SMT | 50 mA | 30 VDC | 150 mA | 10 A | 50 Ohms | 1210 (3225 metric) | - 40 C | + 85 C | Reel | D97493-000 RF1350-000 | ||||
Mfr: RF2649-000 TTI: RXEF250 Littelfuse Availability: 1,300In Stock9,750 On Order Expected 30-Jun-26 Resettable Fuses - PPTC Radial Lead 2.5A 72V 40A Imax | 1,300In Stock9,750 On Order Expected 30-Jun-26 | RXEF | PCB Mount | Radial | 2.5 A | 72 VDC | 5 A | 40 A | 130 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | C72501-000 RF2649-000 | ||||
Mfr: RF2564-000 TTI: RXEF020 Littelfuse Availability: 5,450In StockResettable Fuses - PPTC Radial Lead .2A 72V 40A Imax | 5,450In Stock | RXEF | PCB Mount | Radial | 200 mA | 72 VDC | 400 mA | 40 A | 4.4 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | E76239-000 RF2564-000 | ||||
Mfr: RF1245-000 TTI: LVR005NS Littelfuse Availability: 3,350In StockResettable Fuses - PPTC .05A 240VAC 20/1A Imax | 3,350In Stock | LVR | PCB Mount | Radial | 50 mA | 120 VAC/VDC | 120 mA | 20 A | 65 Ohms | - 40 C | + 85 C | 5.8 mm | Bulk | RF1245-000 | ||||
Mfr: RF3058-000 TTI: RKEF500 Littelfuse Availability: 6,725In Stock1,025 On Order Expected 17-Jul-26 Resettable Fuses - PPTC 60V 40A 5.00W Radial-leaded Device | 6,725In Stock1,025 On Order Expected 17-Jul-26 | RKEF | PCB Mount | Radial | 5 A | 60 VDC | 10 A | 40 A | 50 mOhms | - 40 C | + 85 C | 10.9 mm | Bulk | RF0876-000 RF3058-000 | ||||
35,600In Stock | SRP | Strap Mount | SMD/SMT | 3.5 A | 30 VDC | 6.3 A | 100 A | 50 mOhms | - 40 C | + 85 C | Bulk | F81926-000 RF1673-000 |
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