Littelfuse - Circuit Protection
63,742 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (745)
- Circuit Protection Kits (822)
- ESD Protection Diodes / TVS Diodes (14,342)
- Fuse Holders (3,353)
- Fuses (27,213)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,821)
- Surge Protective Devices - SPD (2,506)
- Thermal Cutoffs (109)
- Thermistors (4,909)
- Thyristors (5,590)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
19,989In Stock | ||||
159,100In Stock | ||||
Mfr: RF0315-000 TTI: SMD050F-2 Littelfuse Availability: 28,000In StockResettable Fuses - PPTC .5A 60V 10A Imax | 28,000In Stock | C62453-000 RF0315-000 | ||
Mfr: RF1350-000 TTI: MICROSMD005F-2 Littelfuse Availability: 28,000In Stock40,000 On Order Expected 11-Sep-26 Resettable Fuses - PPTC .05A 30V 10A IMAX | 28,000In Stock40,000 On Order Expected 11-Sep-26 | D97493-000 RF1350-000 | ||
Mfr: A87878-000 TTI: TRF600-150 Littelfuse Availability: 5,950In Stock30,000 On Order Expected Resettable Fuses - PPTC .15A 250Vdc 3A RMS INTER | 5,950In Stock30,000 On Order Expected | A87878-000 | ||
Mfr: 0218.500MXP TTI: 0218.500HXP Littelfuse Availability: 1,750In StockCartridge Fuses 250V .5A Time Lag (Slo-Blo) | 1,750In Stock | |||
Mfr: 0451005.MRL TTI: 0451005.MRL Littelfuse Availability: 56,000In StockSurface Mount Fuses 125VAC 5A .0125ohms 451 NANO2 | 56,000In Stock | |||
Mfr: 0217005.MXP TTI: 0217005.HXP Littelfuse Availability: 19,000In StockCartridge Fuses 250 V 5A 5x20mm Fast Acting | 19,000In Stock | |||
Mfr: 0312.500MXP TTI: 0312.500MXP Littelfuse Availability: 11,050In StockCartridge Fuses 250V .5A Fast Acting 3AG | 11,050In Stock | |||
Mfr: 0215010.MXP TTI: 0215010.MXP Littelfuse Availability: 7,750In StockCartridge Fuses 250V 10A Slo-Blo | 7,750In Stock | |||
Mfr: 02183.15MXP TTI: 02183.15MXP Littelfuse Availability: 5,450In StockCartridge Fuses 250V 3.15A Time Lag (Slo-Blo) | 5,450In Stock | |||
Mfr: 0451010.MRL TTI: 0451010.MRL Littelfuse Availability: 9,000In StockSurface Mount Fuses 125VAC 10A .0056ohms 451 NANO2 | 9,000In Stock | |||
Mfr: 0314015.MXP TTI: 0314015.HXP Littelfuse Availability: 21,550In StockCartridge Fuses 250V 15A Fast Acting | 21,550In Stock | |||
Mfr: 0297025.WXNV TTI: 0297025.WXNV Littelfuse Availability: 7,500In Stock9,000 On Order Expected 13-Jul-26 Automotive Fuses 32V 25A Mini | 7,500In Stock9,000 On Order Expected 13-Jul-26 | |||
5,045In Stock | ||||
565In Stock1,950 On Order Expected 20-Jul-26 | ||||
5,990In Stock | ||||
21,350In Stock | ||||
Mfr: 37212000411 TTI: 37212000411 Littelfuse Availability: 2,800In Stock3,800 On Order Expected 27-Jul-26 Fuses with Leads - Through Hole IEC TL LBC SL 2A TR5 | 2,800In Stock3,800 On Order Expected 27-Jul-26 | |||
Mfr: RF2568-000 TTI: RXEF065 Littelfuse Availability: 9,750In StockResettable Fuses - PPTC Radial Lead .65A 72V 40A Imax | 9,750In Stock | D53593-000 RF2568-000 | ||
Mfr: RF2569-000 TTI: RXEF075 Littelfuse Availability: 29,100In Stock20,250 On Order Expected 14-Sep-26 Resettable Fuses - PPTC Radial Lead .75A 72V 40A Imax | 29,100In Stock20,250 On Order Expected 14-Sep-26 | C46465-000 RF2569-000 | ||
Mfr: RF2643-000 TTI: RUEF500 Littelfuse Availability: 2,750In Stock7,250 On Order Expected 31-Aug-26 Resettable Fuses - PPTC 5A 30V 100A Imax | 2,750In Stock7,250 On Order Expected 31-Aug-26 | F11479-000 RF2643-000 | ||
Mfr: RF2563-000 TTI: RXEF017 Littelfuse Availability: 11,100In Stock3,800 On Order Expected 06-Oct-26 Resettable Fuses - PPTC Radial Lead .17A 60V 40A Imax | 11,100In Stock3,800 On Order Expected 06-Oct-26 | C72444-000 RF2563-000 | ||
1,975In Stock | ||||
Mfr: 0312.500MXP TTI: 0312.500HXP Littelfuse Availability: 11,050In StockCartridge Fuses 250V .5A Fast Acting 3AG | 11,050In Stock |