Littelfuse - Circuit Protection
129,899 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (65,617)
- Circuit Protection Kits (823)
- ESD Protection Diodes / TVS Diodes (14,330)
- Fuse Holders (3,353)
- Fuses (27,202)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,821)
- Surge Protective Devices - SPD (2,526)
- Thermal Cutoffs (109)
- Thermistors (4,910)
- Thyristors (6,896)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
950In Stock | ||||
Mfr: RF2566-000 TTI: RXEF040 Littelfuse Availability: 71,700In StockResettable Fuses - PPTC Radial Lead .4A 72V 40A Imax | 71,700In Stock | 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 | A91311-000 RF2626-000 | ||
Mfr: 0312002.MXP TTI: 0312002.MXP Littelfuse Availability: 6,900In StockCartridge Fuses 250V 2A Fast Acting | 6,900In Stock | |||
Mfr: 0313001.MXP TTI: 0313001.HXP Littelfuse Availability: 1,700In Stock3,000 On Order Expected 23-Jun-26 Cartridge Fuses 250V 1A Slo-Blo | 1,700In Stock3,000 On Order Expected 23-Jun-26 | 576-313001 313001 576-313001P 313001P | ||
Mfr: 0312010.MXP TTI: 0312010.HXP Littelfuse Availability: 2,788In Stock4,000 On Order Expected 23-Jun-26 Cartridge Fuses 250V 10A Fast Acting | 2,788In Stock4,000 On Order Expected 23-Jun-26 | |||
Mfr: 02981028HXFC TTI: 02981028HXFC Littelfuse Availability: 2,237In StockFuse Holder HOLDER MEGA FUSE WITH FLEXIBLE COVER | 2,237In Stock | |||
Mfr: 04980900ZXT TTI: 04980900ZXT Littelfuse Availability: 2,185In Stock1,180 On Order Expected 06-Aug-26 Fuse Holder 32V Bolt-Down High-Current Fuse Holder with In-Board Mounting Base, Washers, Hex Nuts, and A & D Cove | 2,185In Stock1,180 On Order Expected 06-Aug-26 | |||
75In Stock | ||||
Mfr: 0298150.ZXEH TTI: 0298150.ZXEH Littelfuse Availability: 335In Stock2,200 On Order Expected 03-Jun-26 Automotive Fuses 32V 150A | 335In Stock2,200 On Order Expected 03-Jun-26 | |||
Mfr: SP4020-01FTG-C TTI: SP4020-01FTG-C Littelfuse Availability: 84,000In StockESD Protection Diodes / TVS Diodes 2.5pF 30A BI for Surge Protection | 84,000In Stock | |||
5,995In Stock | ||||
Mfr: RF0315-000 TTI: SMD050F-2 Littelfuse Availability: 64,000In StockResettable Fuses - PPTC .5A 60V 10A Imax | 64,000In Stock | C62453-000 RF0315-000 | ||
Mfr: 0217005.MXP TTI: 0217005.HXP Littelfuse Availability: 14,300In Stock10,000 On Order Expected 10-Jul-26 Cartridge Fuses 250 V 5A 5x20mm Fast Acting | 14,300In Stock10,000 On Order Expected 10-Jul-26 | |||
5,755In Stock | ||||
Mfr: 0297025.WXNV TTI: 0297025.WXNV Littelfuse Availability: 7,400In StockAutomotive Fuses 32V 25A Mini | 7,400In Stock | |||
1,215In Stock | ||||
Mfr: 166.7000.5202 TTI: 166.7000.5202 Littelfuse Availability: 4,680In StockAutomotive Fuses 20A Yellow | 4,680In Stock | |||
Mfr: A87878-000 TTI: TRF600-150 Littelfuse Availability: 12,950In StockResettable Fuses - PPTC .15A 250Vdc 3A RMS INTER | 12,950In Stock | A87878-000 | ||
Mfr: RF1350-000 TTI: MICROSMD005F-2 Littelfuse Availability: 40,000In StockResettable Fuses - PPTC .05A 30V 10A IMAX | 40,000In Stock | D97493-000 RF1350-000 | ||
Mfr: RF2649-000 TTI: RXEF250 Littelfuse Availability: 0In Stock9,750 On Order Expected 30-Jun-26 Resettable Fuses - PPTC Radial Lead 2.5A 72V 40A Imax | 0In Stock9,750 On Order Expected 30-Jun-26 | C72501-000 RF2649-000 | ||
Mfr: 0218.500MXP TTI: 0218.500HXP Littelfuse Availability: 2,050In StockCartridge Fuses 250V .5A Time Lag (Slo-Blo) | 2,050In 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: 10,300In Stock6,000 On Order Expected 10-Sep-26 Cartridge Fuses 250V 10A Slo-Blo | 10,300In Stock6,000 On Order Expected 10-Sep-26 | |||
Mfr: 02183.15MXP TTI: 02183.15MXP Littelfuse Availability: 1,750In Stock3,700 On Order Expected 26-Jun-26 Cartridge Fuses 250V 3.15A Time Lag (Slo-Blo) | 1,750In Stock3,700 On Order Expected 26-Jun-26 |
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