Littelfuse - Circuit Protection
63,313 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (350)
- Circuit Protection Kits (821)
- ESD Protection Diodes / TVS Diodes (14,330)
- Fuse Holders (3,350)
- Fuses (27,194)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,820)
- Surge Protective Devices - SPD (2,507)
- Thermal Cutoffs (109)
- Thermistors (4,908)
- Thyristors (5,591)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: 0508001.MXEP TTI: 0508001.MXEP Littelfuse Availability: 125In Stock765 On Order Expected 20-Aug-26 Cartridge Fuses 1000V 3AB FA 1A | 125In Stock765 On Order Expected 20-Aug-26 | |||
Mfr: LFT604003CS TTI: LFT604003CS Littelfuse Availability: 11In StockFuse Holder 600V 400A CLS T 3 Pole Block | 11In Stock | |||
Mfr: TMOV20RP300E TTI: TMOV20RP300E Littelfuse Availability: 3,940In StockVaristors THERMALLY PROTECTED VARISTOR 20MM | 3,940In Stock | |||
Mfr: 0477.500MXP TTI: 0477.500MXP Littelfuse Availability: 2,000In StockCartridge Fuses 500Vac 400Vdc TL 5X20 500mA | 2,000In Stock | |||
Mfr: TMOV34S391MP TTI: TMOV34S391MP Littelfuse Availability: 3,565In StockVaristors THERMALLY PROTECTED VARISTOR 34MM | 3,565In Stock | |||
Mfr: FHAC0001LXN TTI: FHAC0001LXN Littelfuse Availability: 670In StockFuse Holder Water Resistent Cover 20 | 670In Stock | |||
Mfr: 0881070.UR TTI: 0881070.UR Littelfuse Availability: 14,500In StockSurface Mount Fuses 75VDC 70A .74ohms 881 NANO2 | 14,500In Stock | |||
5,000In Stock | ||||
Mfr: KLDR008.TXP TTI: KLDR008.TXP Littelfuse Availability: 108In StockIndustrial & Electrical Fuses 8A 600VAC 300VDC Slo-Blo | 108In Stock | |||
Mfr: RF2728-000 TTI: RUEF600K Littelfuse Availability: 250In StockResettable Fuses - PPTC 6A 30V 100A Imax | 250In Stock | C52122-000 RF2728-000 | ||
Mfr: LT60200FBC TTI: LT60200FBC Littelfuse Availability: 290In StockFuse Holder Accessories CLASS T FUSE BLOCK 600V 200A COVER | 290In Stock | |||
5In Stock | ||||
9,000In Stock6,000 On Order Expected 22-Sep-26 | ||||
Mfr: 1206L025YR TTI: 1206L025YR Littelfuse Availability: 4,000In StockResettable Fuses - PPTC 16V .25A 1206 POLYFUSE | 4,000In Stock | |||
Mfr: 1812L150/24MR TTI: 1812L150/24MR Littelfuse Availability: 1,000In StockResettable Fuses - PPTC 24V 1.5A-HD 40A MAX | 1,000In Stock | |||
Mfr: 021806.3MXP TTI: 021806.3MXP Littelfuse Availability: 1,350In StockCartridge Fuses 250V 6.3A Time Lag (Slo-Blo) | 1,350In Stock | |||
Mfr: 37201250411 TTI: 37201250411 Littelfuse Availability: 650In Stock3,800 On Order Expected Fuses with Leads - Through Hole IEC TL LBC SL .125A TR5 | 650In Stock3,800 On Order Expected | |||
Mfr: 0224002.MXP TTI: 0224002.HXP Littelfuse Availability: 50In StockCartridge Fuses 250V 2A Fast Acting | 50In Stock | |||
Mfr: 1.5KE400CA TTI: 1.5KE400CA Littelfuse Availability: 24,000In StockESD Protection Diodes / TVS Diodes 1500W 342V Bi-Directional | 24,000In Stock | |||
Mfr: MAHC0001ZXJ TTI: MAHC0001ZXJ Littelfuse Availability: 188In StockFuse Holder INLINE FUSEHOLDER 32V 60A MAXI | 188In Stock | |||
Mfr: V5.5MLA0805NH TTI: V5.5MLA0805NH Littelfuse Availability: 17,500In Stock7,500 On Order Expected 29-Jul-26 Varistors 5.5 VDC .3J 17.5V-CL 120A P | 17,500In Stock7,500 On Order Expected 29-Jul-26 | |||
Mfr: 1206L400SLWR TTI: 1206L400SLWR Littelfuse Availability: 1,167,000In StockResettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4A | 1,167,000In Stock | |||
Mfr: RF1669-000 TTI: SRP120F Littelfuse Availability: 1,333In StockResettable Fuses - PPTC 1.2A 15V 100A Imax | 1,333In Stock | D76374-000 RF1669-000 | ||
1,875In Stock | ||||
Mfr: V140LA10AP TTI: V140LA10AP Littelfuse Availability: 100In Stock6,300 On Order Expected 24-Sep-26 Varistors 140V 900pF | 100In Stock6,300 On Order Expected 24-Sep-26 |