Littelfuse - Circuit Protection
65,564 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (668)
- Circuit Protection Kits (832)
- ESD Protection Diodes / TVS Diodes (14,933)
- Fuse Holders (3,504)
- Fuses (27,726)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,671)
- LED Protection Devices (308)
- Resettable Fuses - PPTC (3,779)
- Surge Protective Devices - SPD (2,569)
- Thermal Cutoffs (117)
- Thermistors (4,992)
- Thyristors (5,859)
- Varistors (8,606)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: 0456030.ER TTI: 0456030.ER Littelfuse Availability: 30,000In StockSurface Mount Fuses 125VAC 30A .00132ohms 456 NANO2 | 30,000In Stock | |||
4,250In Stock | RF0410-000 RF2745-000 | |||
Mfr: MINIASMDC050F-2 TTI: MINIASMDC050F-2 Littelfuse Availability: 12,000In StockResettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200 | 12,000In Stock | RF2155-000 | ||
Mfr: 0451015.MRL TTI: 0451015.MRL Littelfuse Availability: 5,000In Stock4,000 On Order Expected Surface Mount Fuses 65VAC 15A .0037ohms 451 NANO2 | 5,000In Stock4,000 On Order Expected | 576-0451015.MR 0451015.MR | ||
Mfr: 0218001.HXP TTI: 0218001.HXP Littelfuse Availability: 2,600In StockCartridge Fuses 250V 1A Time Lag (Slo-Blo) | 2,600In Stock | |||
Mfr: 0154010.DR TTI: 0154010.DR Littelfuse Availability: 0In Stock1,500 On Order Expected 29-Jan-27 Surface Mount Fuses Fuse with Holder 10A FAST OMNI BLOK 154 | 0In Stock1,500 On Order Expected 29-Jan-27 | |||
Mfr: 0242.250UR TTI: 0242.250UR Littelfuse Availability: 1,500In Stock1,500 On Order Expected 02-Oct-26 Surface Mount Fuses 250V .25A | 1,500In Stock1,500 On Order Expected 02-Oct-26 | |||
Mfr: 0287015.PXCN TTI: 0287015.PXCN Littelfuse Availability: 2,000In StockAutomotive Fuses ATOF 32V 15A Low-Current Nylon | 2,000In Stock | |||
84,000In Stock | ||||
6,000In Stock9,000 On Order Expected 23-Sep-26 | ||||
1,200In Stock | ||||
Mfr: 045203.5MRL TTI: 045203.5MRL Littelfuse Availability: 1,000In StockSurface Mount Fuses 125VAC 3.5A .0224ohms 452 NANO2 | 1,000In Stock | |||
Mfr: TSM600-250F-RA-2 TTI: TSM600-250F-RA-2 Littelfuse Availability: 4,000In StockResettable Fuses - PPTC 250V .250A-HD 3A MAX (R) | 4,000In Stock | A88390-000 | ||
2,000In Stock | ||||
5,000In Stock | ||||
Mfr: 0217001.MXP TTI: 0217001.MXP Littelfuse Availability: 1,000In StockCartridge Fuses 250 V 1A 5x20mm Fast Acting | 1,000In Stock | |||
30,000In Stock | ||||
50,000In Stock | ||||
60,000In Stock | ||||
Mfr: SC1103C-01UTG TTI: SC1103C-01UTG Littelfuse Availability: 6,000In StockESD Protection Diodes / TVS Diodes 3.3V 80A 30kV DFN1610-2L Bi-dir TVS | 6,000In Stock | |||
Mfr: NANOSMDC012F-2 TTI: NANOSMDC012F-2 Littelfuse Availability: 3,000In StockResettable Fuses - PPTC .12A 48V | 3,000In Stock | F63422-000 RF1343-000 | ||
Mfr: 0452001.MRL TTI: 0452001.MRL Littelfuse Availability: 3,000In StockSurface Mount Fuses 125VAC 1A .225ohms 452 NANO2 | 3,000In Stock | |||
Mfr: 0467.250NR TTI: 0467.250NR Littelfuse Availability: 5,000In StockSurface Mount Fuses .25 AMP 32V VERY FAST ACTING | 5,000In Stock | |||
39,000In Stock | ||||
3,000In Stock |