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 |
|---|---|---|---|
22,500In Stock | |||
24,700In Stock | |||
Mfr: V30MLA1210NH TTI: V30MLA1210NH Littelfuse Availability: 14,000In StockVaristors MULTI-LAYER VARISTOR SURFACE MOUNT | 14,000In Stock | ||
Mfr: 0477002.MXEP TTI: 0477002.MXEP Littelfuse Availability: 1,820In StockFuses with Leads - Through Hole 500Vac 400Vdc TL PT 5X20 2A | 1,820In Stock | ||
Mfr: LFPSJ603.Z TTI: LFPSJ603.Z Littelfuse Availability: 50In Stock200 On Order Expected 08-Oct-26 Fuse Holder 60A 3 Pole for Class J Fuse | 50In Stock200 On Order Expected 08-Oct-26 | ||
Mfr: LFH250302S TTI: LFH250302S Littelfuse Availability: 10In StockFuse Holder CLASS H FUSE BLOCK 250V 30A 2 POLE | 10In Stock | ||
Mfr: SMDJ5.0A-T7 TTI: SMDJ5.0A-T7 Littelfuse Availability: 500In Stock2,000 On Order Expected 14-Oct-26 ESD Protection Diodes / TVS Diodes 3kW 5V 5% Uni-Directional | 500In Stock2,000 On Order Expected 14-Oct-26 | ||
6,000In Stock15,000 On Order Expected 25-Feb-27 | |||
136In Stock | |||
144In Stock352 On Order Expected 26-Oct-26 | |||
310In Stock | |||
1,425In Stock | |||
Mfr: 0451020.MRL TTI: 0451020.MRL Littelfuse Availability: 3,000In StockSurface Mount Fuses 20A 65V NANO2 | 3,000In Stock | ||
50In Stock | |||
2,130In Stock1,567 On Order Expected 10-Sep-26 | |||
Mfr: 0477016.MXP TTI: 0477016.MXP Littelfuse Availability: 1,220In Stock1,490 On Order Expected 10-Sep-26 Cartridge Fuses 500Vac 400Vdc TL 16A 5X20 | 1,220In Stock1,490 On Order Expected 10-Sep-26 | ||
Mfr: 04773.15MXP TTI: 04773.15MXP Littelfuse Availability: 1,125In Stock2,550 On Order Expected 10-Sep-26 Cartridge Fuses 500Vac 400Vdc TL 5X20 3.15A | 1,125In Stock2,550 On Order Expected 10-Sep-26 | ||
Mfr: 0603L050YR TTI: 0603L050YR Littelfuse Availability: 20,000In Stock24,000 On Order Expected 10-Sep-26 Resettable Fuses - PPTC PTC 6V POLY 0603 0.5A | 20,000In Stock24,000 On Order Expected 10-Sep-26 | ||
4,500In Stock | |||
2,000In Stock4,500 On Order Expected 02-Oct-26 | |||
1,200In Stock8,400 On Order Expected 02-Dec-26 | |||
Mfr: 0225010.HXUP TTI: 0225010.HXUP Littelfuse Availability: 1,200In StockCartridge Fuses 125V 10A Fast Acting | 1,200In Stock | ||
1,050In Stock | |||
Mfr: 39611000440 TTI: 39611000440 Littelfuse Availability: 1,950In StockFuses with Leads - Through Hole 125V UL TL SL 1A TE5 | 1,950In Stock | ||
Mfr: 37318000410 TTI: 37318000410 Littelfuse Availability: 1,000In StockFuses with Leads - Through Hole 250V UL FA SL 8A TR5 | 1,000In Stock |