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 |
|---|---|---|---|---|
Mfr: RF2647-000 TTI: RXEF375 Littelfuse Availability: 10,925In StockResettable Fuses - PPTC Radial Lead 3.75A 72V 40A Imax | 10,925In Stock | C55032-000 RF2647-000 | ||
6,300In Stock | 576-V275LA40A V275LA40A | |||
Mfr: 0217001.MXP TTI: 0217001.HXP Littelfuse Availability: 3,200In StockCartridge Fuses 250 V 1A 5x20mm Fast Acting | 3,200In Stock | |||
Mfr: 0251005.MXL TTI: 0251005.MXL Littelfuse Availability: 3,850In Stock5,000 On Order Expected 19-Aug-26 Fuses with Leads - Through Hole 125V 5A | 3,850In Stock5,000 On Order Expected 19-Aug-26 | |||
Mfr: 0313.500MXP TTI: 0313.500HXP Littelfuse Availability: 1,550In StockCartridge Fuses 250V .5A Slo-Blo | 1,550In Stock | |||
Mfr: 0239003.MXP TTI: 0239003.HXP Littelfuse Availability: 55,200In StockCartridge Fuses 250V 3A Slo-Blo | 55,200In Stock | |||
Mfr: 0251010.MXL TTI: 0251010.MXL Littelfuse Availability: 8,300In StockFuses with Leads - Through Hole 125V 10A | 8,300In Stock | |||
2,920In Stock | ||||
Mfr: 0312003.MXP TTI: 0312003.HXP Littelfuse Availability: 5,700In Stock1,900 On Order Expected 26-Jun-26 Cartridge Fuses 250V 3A Fast Acting | 5,700In Stock1,900 On Order Expected 26-Jun-26 | |||
2,025In Stock | 576-01220083H 01220083H | |||
Mfr: 0477004.MXP TTI: 0477004.MXP Littelfuse Availability: 9,125In StockCartridge Fuses 500Vac 400Vdc TL 4A 5X20 | 9,125In Stock | |||
876In Stock | ||||
Mfr: 37214000411 TTI: 37214000411 Littelfuse Availability: 125In Stock1,000 On Order Expected 31-Aug-26 Fuses with Leads - Through Hole IEC TL LBC SL 4A TR5 | 125In Stock1,000 On Order Expected 31-Aug-26 | |||
1,325In Stock4,225 On Order Expected | ||||
Mfr: 0495040.ZXA TTI: 0495040.ZXA Littelfuse Availability: 3,760In Stock4,400 On Order Expected Automotive Fuses 32V 40A | 3,760In Stock4,400 On Order Expected | |||
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 | A31317-000 RF2723-000 | ||
Mfr: 0217002.MXP TTI: 0217002.HXP Littelfuse Availability: 4,900In Stock5,700 On Order Expected 06-Jul-26 Cartridge Fuses 250 V 2A 5x20mm Fast Acting | 4,900In Stock5,700 On Order Expected 06-Jul-26 | |||
29,500In Stock | 576-V250LA20A V250LA20A | |||
Mfr: 0218010.MXP TTI: 0218010.MXP Littelfuse Availability: 7,725In Stock200 On Order Expected 28-Jul-26 Cartridge Fuses 250V 10A Time Lag (Slo-Blo) | 7,725In Stock200 On Order Expected 28-Jul-26 | |||
187In Stock | ||||
90,000In Stock | ||||
105,000In Stock | ||||
Mfr: 0452003.MRL TTI: 0452003.MRL Littelfuse Availability: 31,000In Stock18,000 On Order Expected 23-Jun-26 Surface Mount Fuses 125VAC 3A .034ohms 452 NANO2 | 31,000In Stock18,000 On Order Expected 23-Jun-26 | |||
36,775In Stock | ||||
Mfr: 1812L075/33DR TTI: 1812L075/33DR Littelfuse Availability: 37,500In StockResettable Fuses - PPTC 33V 1812 .750A POLYFUSE | 37,500In Stock |
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- {{cartPopObject.addedToCartObject.quantity}} @{{cartPopObject.addedToCartObject.price}}
- {{cartPopObject.addedToCartObject.numberOfReels}} reels of {{cartPopObject.addedToCartObject.partsPerReel}} @{{cartPopObject.addedToCartObject.price}}
- + $7.00 Per Reel