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 |
|---|---|---|---|---|
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 | |||
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 | A52660-000 RF2571-000 | ||
Mfr: 0287004.PXCN TTI: 0287004.PXCN Littelfuse Availability: 5,640In StockAutomotive Fuses ATOF 32V 4A Low-Current Nylon | 5,640In Stock | |||
Mfr: V250LA40AP TTI: V250LA40AP Littelfuse Availability: 100In Stock16,150 On Order Expected Varistors 250V 1000pF | 100In Stock16,150 On Order Expected | |||
Mfr: 0299050.ZXNV TTI: 0299050.ZXNV Littelfuse Availability: 4,175In Stock2,400 On Order Expected 01-Jun-26 Automotive Fuses 50A 32V Maxi Fuse | 4,175In Stock2,400 On Order Expected 01-Jun-26 | |||
4,680In Stock | ||||
Mfr: 0313002.MXP TTI: 0313002.HXP Littelfuse Availability: 5,550In Stock5,750 On Order Expected Cartridge Fuses 250V 2A Slo-Blo | 5,550In Stock5,750 On Order Expected | 576-313002P 313002P | ||
Mfr: 0298125.ZXEH TTI: 0298125.ZXEH Littelfuse Availability: 540In Stock500 On Order Expected 10-Jun-26 Automotive Fuses 32V 125A | 540In Stock500 On Order Expected 10-Jun-26 | |||
Mfr: 0326015.MXP TTI: 0326015.HXP Littelfuse Availability: 2,665In Stock7,000 On Order Expected Cartridge Fuses 250V 15A Slo-Blo | 2,665In Stock7,000 On Order Expected | |||
Mfr: 0239002.MXP TTI: 0239002.HXP Littelfuse Availability: 4,025In StockCartridge Fuses 250V 2A Slo-Blo | 4,025In Stock |
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