Littelfuse - Circuit Protection
63,313 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (350)
- Circuit Protection Kits (821)
- ESD Protection Diodes / TVS Diodes (14,330)
- Fuse Holders (3,350)
- Fuses (27,194)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,820)
- Surge Protective Devices - SPD (2,507)
- Thermal Cutoffs (109)
- Thermistors (4,908)
- Thyristors (5,591)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: 0251010.MXL TTI: 0251010.MXL Littelfuse Availability: 8,300In StockFuses with Leads - Through Hole 125V 10A | 8,300In Stock | |||
2,940In 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: NPRLC103F3T1NF001 TTI: USP10976 Littelfuse Availability: 1,375In StockNTC Thermistors 10K OHM 1% PROBE ASSEMBLY | 1,375In Stock | NPRLC103F3T1NF001 | ||
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 | A27829-000 RF2635-000 | ||
51,250In Stock | 576-01220088H 01220088H | |||
7,048In Stock | ||||
38,100In Stock | ||||
Mfr: RF2643-000 TTI: RUEF500 Littelfuse Availability: 10,950In StockResettable Fuses - PPTC 5A 30V 100A Imax | 10,950In Stock | F11479-000 RF2643-000 | ||
33,000In Stock54,000 On Order Expected 25-Aug-26 | ||||
Mfr: 0218001.MXP TTI: 0218001.MXP Littelfuse Availability: 3,100In Stock3,500 On Order Expected 23-Jun-26 Cartridge Fuses 250V 1A Time Lag (Slo-Blo) | 3,100In Stock3,500 On Order Expected 23-Jun-26 | |||
5,575In Stock | ||||
Mfr: 0312.500MXP TTI: 0312.500HXP Littelfuse Availability: 11,050In StockCartridge Fuses 250V .5A Fast Acting 3AG | 11,050In Stock | |||
17,965In Stock | ||||
96,000In Stock | ||||
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 |
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- {{cartPopObject.addedToCartObject.numberOfReels}} reels of {{cartPopObject.addedToCartObject.partsPerReel}} @{{cartPopObject.addedToCartObject.price}}
- + $7.00 Per Reel