Littelfuse - Circuit Protection
64,712 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (754)
- Circuit Protection Kits (822)
- ESD Protection Diodes / TVS Diodes (15,296)
- Fuse Holders (3,361)
- Fuses (27,205)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,665)
- LED Protection Devices (285)
- Resettable Fuses - PPTC (3,803)
- Surge Protective Devices - SPD (2,505)
- Thermal Cutoffs (112)
- Thermistors (4,891)
- Thyristors (5,582)
- Varistors (8,455)
Part | Availability | Purchasing | RoHS/Lead |
|---|---|---|---|
Mfr: TMOV20RP300E TTI: TMOV20RP300E Littelfuse Availability: 2,500In StockVaristors THERMALLY PROTECTED VARISTOR 20MM | 2,500In Stock | ||
Mfr: 64900001039 TTI: 64900001039 Littelfuse Availability: 12,650In Stock324 On Order Expected 15-Oct-26 Fuse Holder PC MOUNT 5 X 20 MM | 12,650In Stock324 On Order Expected 15-Oct-26 | ||
6,000In Stock | |||
Mfr: 1206L110THYR TTI: 1206L110THYR Littelfuse Availability: 40,000In Stock48,000 On Order Expected 14-Jan-27 Resettable Fuses - PPTC PTC 8V 1206 1.1A POLYFUSE SMD THIN | 40,000In Stock48,000 On Order Expected 14-Jan-27 | ||
Mfr: 0505030.MXP TTI: 0505030.MXP Littelfuse Availability: 50In StockCartridge Fuses 500V 30A 3AB PB-FREE | 50In Stock | ||
Mfr: 0218.630MXP TTI: 0218.630HXP Littelfuse Availability: 600In StockCartridge Fuses 250V .63A Time Lag (Slo-Blo) | 600In Stock | ||
Mfr: 0251010.MRT1L TTI: 0251010.MRT1L Littelfuse Availability: 3,000In StockFuses with Leads - Through Hole 125V 10A | 3,000In Stock | ||
3,000In Stock | |||
Mfr: 5.0SMDJ64A TTI: 5.0SMDJ64A Littelfuse Availability: 6,000In Stock3,000 On Order Expected 26-Apr-27 ESD Protection Diodes / TVS Diodes 5kW 64V 5% Uni-Directional | 6,000In Stock3,000 On Order Expected 26-Apr-27 | ||
Mfr: 250S130VZR TTI: 250S130VZR Littelfuse Availability: 1,200In StockResettable Fuses - PPTC 250/60V 0.13A PTC Vertical | 1,200In Stock | ||
Mfr: LFT604003CS TTI: LFT604003CS Littelfuse Availability: 61In StockFuse Holder 600V 400A CLS T 3 Pole Block | 61In Stock | ||
Mfr: 5.0SMDJ20A-T7 TTI: 5.0SMDJ20A-T7 Littelfuse Availability: 500In StockESD Protection Diodes / TVS Diodes 5kW 20V 10% Uni-Directional | 500In Stock | ||
Mfr: 045201.5MRSN TTI: 045201.5MRSN Littelfuse Availability: 1,000In Stock2,000 On Order Expected 20-Nov-26 Surface Mount Fuses 125VAC 1.5A .093ohms 452 NANO2 | 1,000In Stock2,000 On Order Expected 20-Nov-26 | ||
200In Stock | |||
Mfr: SP3006-02XTG TTI: SP3006-02XTG Littelfuse Availability: 6,000In StockESD Protection Diodes / TVS Diodes 2 CH 8KV 0.5pF | 6,000In Stock | ||
Mfr: KLDR008.TXP TTI: KLDR008.TXP Littelfuse Availability: 108In StockIndustrial & Electrical Fuses 8A 600VAC 300VDC Slo-Blo | 108In Stock | ||
Mfr: JLLN125.XXP TTI: JLLN125.XXP Littelfuse Availability: 112In StockIndustrial & Electrical Fuses 300V F/A CLASS T 125A | 112In Stock | ||
Mfr: 0481015.HXLP TTI: 0481015.HXLP Littelfuse Availability: 3,040In StockIndustrial & Electrical Fuses 125V 15A ALARM W/LENS | 3,040In Stock | ||
250In Stock | |||
3,705In Stock400 On Order Expected 04-Dec-26 | |||
5,000In Stock | |||
Mfr: P3100SCLRP TTI: P3100SCLRP Littelfuse Availability: 32,500In StockThyristor Surge Protection Devices - TSPD 500A 275V | 32,500In Stock | ||
Mfr: P0300SCMCLRP TTI: P0300SCMCLRP Littelfuse Availability: 10,000In StockThyristor Surge Protection Devices - TSPD 500A 25V 25-45pF | 10,000In Stock | ||
300In Stock | |||
8,000In Stock17,000 On Order Expected 19-Nov-26 |