Littelfuse - Circuit Protection
63,742 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (745)
- Circuit Protection Kits (822)
- ESD Protection Diodes / TVS Diodes (14,342)
- Fuse Holders (3,353)
- Fuses (27,213)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,821)
- Surge Protective Devices - SPD (2,506)
- Thermal Cutoffs (109)
- Thermistors (4,909)
- Thyristors (5,590)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: RF0313-000 TTI: SMD250F-2 Littelfuse Availability: 3,000In Stock7,500 On Order Expected 21-Aug-26 Resettable Fuses - PPTC 2.5A 15V 40A Imax | 3,000In Stock7,500 On Order Expected 21-Aug-26 | C42452-000 RF0313-000 | ||
65In Stock | ||||
27,000In Stock | ||||
Mfr: 0477002.MXP TTI: 0477002.MXP Littelfuse Availability: 75In StockCartridge Fuses 500Vac 400Vdc TL 2A 5X20 | 75In Stock | |||
Mfr: 0477008.MXP TTI: 0477008.MXP Littelfuse Availability: 2,530In StockCartridge Fuses 500Vac 400Vdc TL 8A 5X20 | 2,530In Stock | |||
39,000In Stock | ||||
300In Stock | ||||
6,000In Stock | ||||
10In Stock | ||||
3,000In Stock15,000 On Order Expected | ||||
1,500In Stock | ||||
Mfr: 37315000410 TTI: 37315000410 Littelfuse Availability: 5,360In StockFuses with Leads - Through Hole 250V UL FA SL 5A TR5 | 5,360In Stock | |||
Mfr: 0466004.NR TTI: 0466004.NR Littelfuse Availability: 10,000In StockSurface Mount Fuses 4A 32V VERY FAST ACTING | 10,000In Stock | |||
Mfr: 0326003.MXP TTI: 0326003.HXP Littelfuse Availability: 183In Stock2,000 On Order Expected 21-Aug-26 Cartridge Fuses 250V 3A Slo-Blo | 183In Stock2,000 On Order Expected 21-Aug-26 | |||
1,800In Stock | ||||
Mfr: RF1487-000 TTI: GTCS23-750M-R01-2 Littelfuse Availability: 16,000In StockGas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT | 16,000In Stock | RF1487-000 | ||
4,000In Stock16,000 On Order Expected | ||||
36,000In Stock | ||||
Mfr: TPSMA6L18A TTI: TPSMA6L18A Littelfuse Availability: 15,000In StockESD Protection Diodes / TVS Diodes 600W 18V AEC-Q101 5% Uni-Directional | 15,000In Stock | |||
Mfr: 0505025.MXP TTI: 0505025.MXP Littelfuse Availability: 11,865In StockCartridge Fuses 500V 25A 3AB PB-FREE | 11,865In Stock | |||
Mfr: 2920L500/16MR TTI: 2920L500/16MR Littelfuse Availability: 18,000In StockResettable Fuses - PPTC 16V 5.00A Poly 2920 PTC | 18,000In Stock | |||
18,000In Stock12,000 On Order Expected 10-Nov-26 | ||||
3,000In Stock6,000 On Order Expected 13-Oct-26 | ||||
Mfr: SP1064-04UTG TTI: SP1064-04UTG Littelfuse Availability: 3,000In StockESD Protection Diodes / TVS Diodes 8.5pF 15kV SPA TVS Diode Array | 3,000In Stock | |||
Mfr: LPSC0002ZXID TTI: LPSC0002ZXID Littelfuse Availability: 125In Stock635 On Order Expected Fuse Holder 2 Pole for Class CC Fuse | 125In Stock635 On Order Expected |