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: 021706.3MXP TTI: 021706.3MXP Littelfuse Availability: 800In StockCartridge Fuses 250 V 6.3A 5x20mm Fast Acting | 800In Stock | |||
1,000In Stock | ||||
Mfr: 0216005.MXP TTI: 0216005.HXP Littelfuse Availability: 390In Stock1,000 On Order Expected 08-Jul-26 Cartridge Fuses 250V 5A Fast Acting | 390In Stock1,000 On Order Expected 08-Jul-26 | |||
Mfr: 0217002.MXP TTI: 0217002.MXP Littelfuse Availability: 31,400In Stock39,800 On Order Expected 22-Jul-26 Cartridge Fuses 250 V 2A 5x20mm Fast Acting | 31,400In Stock39,800 On Order Expected 22-Jul-26 | |||
Mfr: 0312005.MXP TTI: 0312005.MXP Littelfuse Availability: 300In Stock1,600 On Order Expected Cartridge Fuses 250V 5A Fast Acting | 300In Stock1,600 On Order Expected | |||
Mfr: 0451.125MRL TTI: 0451.125MRL Littelfuse Availability: 27,000In StockSurface Mount Fuses 125VAC 0.125A 1.7ohms 451 NANO2 | 27,000In Stock | |||
Mfr: 1206L020YR TTI: 1206L020YR Littelfuse Availability: 4,000In Stock12,000 On Order Expected 28-Jul-26 Resettable Fuses - PPTC 24 V .2A .05s | 4,000In Stock12,000 On Order Expected 28-Jul-26 | |||
Mfr: 0324015.MXP TTI: 0324015.MXP Littelfuse Availability: 500In StockCartridge Fuses 250V 15A Fast Acting | 500In Stock | |||
2,377In Stock | ||||
12,000In Stock | ||||
Mfr: RF2650-000 TTI: RXEF300 Littelfuse Availability: 22,150In StockResettable Fuses - PPTC Radial Lead 3A 72V 40A Imax | 22,150In Stock | E37266-000 RF2650-000 | ||
Mfr: RF1404-000 TTI: MINISMDC075F-2 Littelfuse Availability: 10,000In StockResettable Fuses - PPTC .75A 13.2V 100A Imax | 10,000In Stock | A92764-000 RF1404-000 | ||
Mfr: RF1347-000 TTI: NANOSMDC050F/13.2-2 Littelfuse Availability: 3,000In Stock9,000 On Order Expected 03-Aug-26 Resettable Fuses - PPTC .5A 13.2V 100A Imax | 3,000In Stock9,000 On Order Expected 03-Aug-26 | A40202-000 RF1347-000 | ||
Mfr: 0239003.MXP TTI: 0239003.MXP Littelfuse Availability: 10,375In StockCartridge Fuses 250V 3A Slo-Blo | 10,375In Stock | |||
Mfr: 0251001.MRT1L TTI: 0251001.MRT1L Littelfuse Availability: 27,000In Stock4,000 On Order Expected 27-May-26 Fuses with Leads - Through Hole 125V 1A | 27,000In Stock4,000 On Order Expected 27-May-26 | |||
Mfr: 0218004.MXP TTI: 0218004.MXP Littelfuse Availability: 2,250In Stock3,000 On Order Expected 28-Jul-26 Cartridge Fuses 250V 4A Time Lag (Slo-Blo) | 2,250In Stock3,000 On Order Expected 28-Jul-26 | |||
Mfr: 0326015.MXP TTI: 0326015.MXP Littelfuse Availability: 4,400In StockCartridge Fuses 250V 15A Slo-Blo | 4,400In Stock | |||
18,000In Stock | ||||
24,250In Stock | ||||
Mfr: RF2640-000 TTI: RXEF135 Littelfuse Availability: 4,900In Stock10,000 On Order Expected 05-Aug-26 Resettable Fuses - PPTC Radial Lead 1.35A 72V 40A Imax | 4,900In Stock10,000 On Order Expected 05-Aug-26 | E76253-000 RF2640-000 | ||
Mfr: FHAC0003ZXJB TTI: FHAC0003ZXJB Littelfuse Availability: 0In StockFuse Holder ATO Inline Red/Blue Wire | 0In Stock | |||
5,400In Stock | ||||
Mfr: 0217.250MXP TTI: 0217.250HXP Littelfuse Availability: 600In Stock600 On Order Expected 16-Jun-26 Cartridge Fuses 250 V 0.25A 5x20mm Fast Acting | 600In Stock600 On Order Expected 16-Jun-26 | |||
Mfr: 01500322.HXA TTI: 01500322.HXA Littelfuse Availability: 0In StockFuse Holder 3AG Inline W/ Red Leads | 0In Stock | |||
Mfr: SD05C-01FTG TTI: SD05C-01FTG Littelfuse Availability: 207,000In StockESD Protection Diodes / TVS Diodes 5V 450W 30A BiDirectional | 207,000In Stock |
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