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 |
|---|---|---|---|---|
24,000In Stock | ||||
359In Stock | ||||
Mfr: 0452004.MRL TTI: 0452004.MRL Littelfuse Availability: 25,000In StockSurface Mount Fuses 125VAC 4A .0186ohms 452 NANO2 | 25,000In Stock | |||
Mfr: XGD10603MR TTI: XGD10603MR Littelfuse Availability: 2,000In StockESD Protection Diodes / TVS Diodes 0603 32VDC .09pF | 2,000In Stock | |||
1,000In Stock | ||||
1,900In Stock | ||||
Mfr: Q6008LH4TP TTI: Q6008LH4TP Littelfuse Availability: 1,800In Stock4,000 On Order Expected 30-Sep-26 Triacs 600V 8A ALTNSTR ISO 35-35-35 mA TO220 | 1,800In Stock4,000 On Order Expected 30-Sep-26 | |||
6,150In Stock | ||||
Mfr: RF1344-000 TTI: NANOSMDC016F-2 Littelfuse Availability: 3,000In Stock60,000 On Order Expected 17-Sep-26 Resettable Fuses - PPTC .16A 48V 10A Imax | 3,000In Stock60,000 On Order Expected 17-Sep-26 | C82021-000 RF1344-000 | ||
1,200In Stock5,000 On Order Expected 24-Sep-26 | ||||
7,500In Stock | ||||
5,900In Stock | ||||
80In Stock | ||||
4,200In Stock | ||||
Mfr: KLDR2.25TXP TTI: KLDR2.25TXP Littelfuse Availability: 20In StockIndustrial & Electrical Fuses 2.25A 600VAC 300VDC Slo-Blo | 20In Stock | |||
156In Stock | ||||
Mfr: 5.0SMDJ20A-T7 TTI: 5.0SMDJ20A-T7 Littelfuse Availability: 500In Stock1,000 On Order Expected 12-Feb-27 ESD Protection Diodes / TVS Diodes 5kW 20V 10% Uni-Directional | 500In Stock1,000 On Order Expected 12-Feb-27 | |||
Mfr: SP3006-02XTG TTI: SP3006-02XTG Littelfuse Availability: 12,000In StockESD Protection Diodes / TVS Diodes 2 CH 8KV 0.5pF | 12,000In Stock | |||
Mfr: 0312015.MXP TTI: 0312015.HXP Littelfuse Availability: 500In Stock2,000 On Order Expected 17-Nov-26 Cartridge Fuses 32V 15A Fast Acting | 500In Stock2,000 On Order Expected 17-Nov-26 | |||
Mfr: RF1184-000 TTI: MINISMDC260F/16-2 Littelfuse Availability: 3,000In StockResettable Fuses - PPTC 16Vdc 100A MINI-SMD | 3,000In Stock | RF1184-000 | ||
Mfr: 5.0SMDJ64A TTI: 5.0SMDJ64A Littelfuse Availability: 15,000In Stock3,000 On Order Expected 02-Oct-26 ESD Protection Diodes / TVS Diodes 5kW 64V 5% Uni-Directional | 15,000In Stock3,000 On Order Expected 02-Oct-26 | |||
Mfr: TMOV20RP300E TTI: TMOV20RP300E Littelfuse Availability: 3,140In StockVaristors THERMALLY PROTECTED VARISTOR 20MM | 3,140In Stock | |||
Mfr: 0505030.MXP TTI: 0505030.MXP Littelfuse Availability: 55In StockCartridge Fuses 500V 30A 3AB PB-FREE | 55In Stock | |||
3,000In Stock6,000 On Order Expected 02-Dec-26 | ||||
Mfr: FHAC0001LXN TTI: FHAC0001LXN Littelfuse Availability: 1,220In StockFuse Holder Water Resistent Cover 20 | 1,220In Stock |
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