Littelfuse - Circuit Protection
130,316 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (66,001)
- Circuit Protection Kits (823)
- ESD Protection Diodes / TVS Diodes (14,342)
- Fuse Holders (3,358)
- Fuses (27,219)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,822)
- Surge Protective Devices - SPD (2,521)
- Thermal Cutoffs (109)
- Thermistors (4,911)
- Thyristors (6,895)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: 40012500440 TTI: 40012500440 Littelfuse Availability: 350In StockFuses with Leads - Through Hole 250V IEC TL TE5 SL SPECIAL 2.5A | 350In Stock | |||
Mfr: 047706.3MXP TTI: 047706.3MXP Littelfuse Availability: 2,140In StockCartridge Fuses 500Vac 400Vdc TL 5X20 6.3A | 2,140In Stock | |||
Mfr: 0FHM0002SXJ TTI: 0FHM0002SXJ Littelfuse Availability: 100In StockFuse Holder Fuse Holder,In Line Waterproof,MINI,30A | 100In Stock | |||
Mfr: 04980903ZXT TTI: 04980903ZXT Littelfuse Availability: 528In StockFuse Holder 32V Bolt-Down High-Current Fuse Holder with Out-Board Mounting Base, Washers, Hex Nuts, and A & D Cover | 528In Stock | |||
670In Stock | ||||
1,000In Stock | ||||
967In Stock | ||||
Mfr: 178.6115.0002 TTI: 178.6115.0002 Littelfuse Availability: 150In StockFuse Holder FH2 STACKABLE FOR 42V POWERNET | 150In Stock | |||
Mfr: RF1542-000 TTI: LR4-450F Littelfuse Availability: 25In StockResettable Fuses - PPTC 4.5A 20V 100A Imax | 25In Stock | 177226-000 RF1542-000 | ||
Mfr: RF2670-000 TTI: RXEF010S Littelfuse Availability: 0In StockResettable Fuses - PPTC Radial Lead .1A 60V 40A Imax | 0In Stock | RF0251-000 RF2670-000 | ||
Mfr: 0218.080MXP TTI: 0218.080MXP Littelfuse Availability: 750In StockCartridge Fuses 250V .08A Time Lag (Slo-Blo) | 750In Stock | |||
Mfr: 0805L075WR TTI: 0805L075WR Littelfuse Availability: 6,000In StockResettable Fuses - PPTC 0805 6VDC 0.75A | 6,000In Stock | |||
Mfr: 0251.375MXL TTI: 0251.375MXL Littelfuse Availability: 900In StockFuses with Leads - Through Hole 125V .375A | 900In Stock | |||
Mfr: 0216.080MXEP TTI: 0216.080MXEP Littelfuse Availability: 160In Stock500 On Order Expected 21-Aug-26 Cartridge Fuses 250V .08A Fast Acting | 160In Stock500 On Order Expected 21-Aug-26 | |||
6In Stock | CNN325 | |||
700In Stock | ||||
Mfr: 0466005.NR TTI: 0466005.NR Littelfuse Availability: 5,000In StockSurface Mount Fuses 5A 32V VERY FAST ACTING | 5,000In Stock | |||
Mfr: 0216002.MXEP TTI: 0216002.MXEP Littelfuse Availability: 430In StockCartridge Fuses 250V 2A Fast Acting | 430In Stock | |||
Mfr: 0217.630HXP TTI: 0217.630HXP Littelfuse Availability: 300In StockCartridge Fuses 250 V 0.63A 5x20mm Fast Acting | 300In Stock | |||
Mfr: 0312.750MXP TTI: 0312.750HXP Littelfuse Availability: 600In StockCartridge Fuses 250V .75A Fast Acting 3AG | 600In Stock | |||
12In Stock | 0259-250M | |||
450In Stock | ||||
Mfr: 0230002.MXP TTI: 0230002.MXP Littelfuse Availability: 1,000In Stock500 On Order Expected 28-Jul-26 Cartridge Fuses 250V 2A Slo-Blo 2AG | 1,000In Stock500 On Order Expected 28-Jul-26 | |||
Mfr: 0229.250MXP TTI: 0229.250HXP Littelfuse Availability: 50In StockCartridge Fuses 250V .25A Slo-Blo 2AG | 50In Stock | |||
Mfr: 0239.300MXP TTI: 0239.300HXP Littelfuse Availability: 525In StockCartridge Fuses .3A 250V TIME DELAY | 525In Stock |