Littelfuse - Circuit Protection
130,309 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (66,003)
- Circuit Protection Kits (823)
- ESD Protection Diodes / TVS Diodes (14,357)
- Fuse Holders (3,353)
- Fuses (27,197)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,665)
- LED Protection Devices (285)
- Resettable Fuses - PPTC (3,800)
- Surge Protective Devices - SPD (2,521)
- Thermal Cutoffs (112)
- Thermistors (4,889)
- Thyristors (6,890)
- Varistors (8,448)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: RF1180-000 TTI: MINISMDC150F/24-2 Littelfuse Availability: 9,000In Stock8,000 On Order Expected 04-Nov-26 Resettable Fuses - PPTC 24V 1.5A-HD 20A MAX | 9,000In Stock8,000 On Order Expected 04-Nov-26 | RF1180-000 | ||
Mfr: RF1346-000 TTI: NANOSMDC035F-2 Littelfuse Availability: 21,000In StockResettable Fuses - PPTC .35A RESETTABLE SMD FUSE | 21,000In Stock | C49615-000 RF1346-000 | ||
Mfr: 0229002.MXP TTI: 0229002.HXP Littelfuse Availability: 800In Stock1,000 On Order Expected 06-Oct-26 Cartridge Fuses 250V 2A Slo-Blo | 800In Stock1,000 On Order Expected 06-Oct-26 | |||
Mfr: 0218.100MXP TTI: 0218.100HXP Littelfuse Availability: 1,500In StockCartridge Fuses 250V .1A Time Lag (Slo-Blo) | 1,500In Stock | |||
Mfr: 02173.15MXP TTI: 02173.15HXP Littelfuse Availability: 3,500In StockCartridge Fuses 250 V 3.15A 5x20mm Fast Acting | 3,500In Stock | |||
Mfr: 0326030.MXP TTI: 0326030.MXP Littelfuse Availability: 900In Stock2,000 On Order Expected 30-Oct-26 Cartridge Fuses 250V 30A 3AB Slo-Blo | 900In Stock2,000 On Order Expected 30-Oct-26 | |||
Mfr: 0312005.MXP TTI: 0312005.HXP Littelfuse Availability: 5,800In StockCartridge Fuses 250V 5A Fast Acting | 5,800In Stock | |||
Mfr: 0235005.MXP TTI: 0235005.MXP Littelfuse Availability: 3,750In StockCartridge Fuses 125V 5A Fast Acting | 3,750In Stock | |||
Mfr: 0299025.ZXNV TTI: 0299025.ZXNV Littelfuse Availability: 900In StockAutomotive Fuses 25A 32V Maxi Fuse | 900In Stock | |||
600In Stock | ||||
Mfr: 0313.250MXP TTI: 0313.250HXP Littelfuse Availability: 500In Stock1,900 On Order Expected 10-Sep-26 Cartridge Fuses 250V .25A Slo-Blo 3AG | 500In Stock1,900 On Order Expected 10-Sep-26 | |||
Mfr: 0239001.MXP TTI: 0239001.HXP Littelfuse Availability: 5,400In StockCartridge Fuses 250V 1A Slo-Blo | 5,400In Stock | |||
Mfr: 0251.125MRT1L TTI: 0251.125MRT1L Littelfuse Availability: 13,000In Stock15,000 On Order Expected 23-Feb-27 Fuses with Leads - Through Hole 125V .125A | 13,000In Stock15,000 On Order Expected 23-Feb-27 | |||
Mfr: 0313.125MXP TTI: 0313.125HXP Littelfuse Availability: 600In StockCartridge Fuses 250V .125A Slo-Blo 3AG | 600In Stock | |||
Mfr: 0239002.MXP TTI: 0239002.HXP Littelfuse Availability: 2,800In Stock1,800 On Order Expected 29-Sep-26 Cartridge Fuses 250V 2A Slo-Blo | 2,800In Stock1,800 On Order Expected 29-Sep-26 | |||
Mfr: 0452003.MRL TTI: 0452003.MRL Littelfuse Availability: 29,000In StockSurface Mount Fuses 125VAC 3A .034ohms 452 NANO2 | 29,000In Stock | |||
Mfr: 0251.500MXL TTI: 0251.500MXL Littelfuse Availability: 1,300In StockLimited Supply Fuses with Leads - Through Hole 125V .5A | 1,300In StockLimited Supply | |||
Mfr: 0217008.MXP TTI: 0217008.HXP Littelfuse Availability: 800In StockCartridge Fuses 250 V 8A 5x20mm Fast Acting | 800In Stock | |||
Mfr: 0313010.MXP TTI: 0313010.HXP Littelfuse Availability: 800In Stock2,200 On Order Expected 10-Sep-26 Cartridge Fuses 32V 10A Slo-Blo | 800In Stock2,200 On Order Expected 10-Sep-26 | |||
Mfr: 0326020.MXP TTI: 0326020.HXP Littelfuse Availability: 5,000In StockCartridge Fuses 250V 20A Slo-Blo | 5,000In Stock | 326020.HXP | ||
Mfr: 0251005.MRT1L TTI: 0251005.MRT1L Littelfuse Availability: 8,000In StockFuses with Leads - Through Hole 125V 5A | 8,000In Stock | |||
Mfr: 0251.125MXL TTI: 0251.125MXL Littelfuse Availability: 3,800In StockFuses with Leads - Through Hole 125V .125A | 3,800In Stock | |||
Mfr: 045201.5MRL TTI: 045201.5MRL Littelfuse Availability: 19,000In StockSurface Mount Fuses 125VAC 1.5A .093ohms 452 NANO2 | 19,000In Stock | |||
Mfr: 0466.750NR TTI: 0466.750NR Littelfuse Availability: 110,000In Stock35,000 On Order Expected 14-Sep-26 Surface Mount Fuses 63V .75A VFA Slimline | 110,000In Stock35,000 On Order Expected 14-Sep-26 | |||
Mfr: 0314012.MXP TTI: 0314012.HXP Littelfuse Availability: 3,000In Stock2,000 On Order Expected 29-Sep-26 Cartridge Fuses 250V 12A Fast Acting | 3,000In Stock2,000 On Order Expected 29-Sep-26 |