Littelfuse - Circuit Protection
64,611 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (658)
- Circuit Protection Kits (821)
- ESD Protection Diodes / TVS Diodes (15,293)
- Fuse Holders (3,361)
- Fuses (27,204)
- 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 | Part # Aliases |
|---|---|---|---|---|
Mfr: 0312.500MXP TTI: 0312.500HXP Littelfuse Availability: 700In Stock9,900 On Order Expected 28-Oct-26 Cartridge Fuses 250V .5A Fast Acting 3AG | 700In Stock9,900 On Order Expected 28-Oct-26 | |||
17,480In Stock | ||||
Mfr: RF2568-000 TTI: RXEF065 Littelfuse Availability: 10,750In StockResettable Fuses - PPTC Radial Lead .65A 72V 40A Imax | 10,750In Stock | D53593-000 RF2568-000 | ||
Mfr: RF2569-000 TTI: RXEF075 Littelfuse Availability: 56,200In Stock97,450 On Order Expected Resettable Fuses - PPTC Radial Lead .75A 72V 40A Imax | 56,200In Stock97,450 On Order Expected | C46465-000 RF2569-000 | ||
Mfr: RF2643-000 TTI: RUEF500 Littelfuse Availability: 15,250In StockResettable Fuses - PPTC 5A 30V 100A Imax | 15,250In Stock | F11479-000 RF2643-000 | ||
18,100In Stock | 576-01220088H 01220088H | |||
Mfr: V320LA20AP TTI: V320LA20AP Littelfuse Availability: 14,400In Stock36,000 On Order Expected 19-Jan-27 Varistors 320V 380pF | 14,400In Stock36,000 On Order Expected 19-Jan-27 | |||
Mfr: 0251005.MXL TTI: 0251005.MXL Littelfuse Availability: 5,100In Stock12,000 On Order Expected 11-Feb-27 Fuses with Leads - Through Hole 125V 5A | 5,100In Stock12,000 On Order Expected 11-Feb-27 | |||
Mfr: 021801.6MXP TTI: 021801.6HXP Littelfuse Availability: 3,400In StockCartridge Fuses 250V 1.6A Time Lag (Slo-Blo) | 3,400In Stock | |||
Mfr: 0239003.MXP TTI: 0239003.HXP Littelfuse Availability: 45,100In StockCartridge Fuses 250V 3A Slo-Blo | 45,100In Stock | |||
Mfr: 0326015.MXP TTI: 0326015.MXP Littelfuse Availability: 1,750In Stock3,000 On Order Expected 14-Jan-27 Cartridge Fuses 250V 15A Slo-Blo | 1,750In Stock3,000 On Order Expected 14-Jan-27 | |||
10,000In Stock5,000 On Order Expected 16-Feb-27 | ||||
Mfr: V275LA40AP TTI: V275LA40AP Littelfuse Availability: 2,800In Stock4,750 On Order Expected 28-Sep-26 Varistors 275V 900pF | 2,800In Stock4,750 On Order Expected 28-Sep-26 | 576-V275LA40A V275LA40A | ||
1,252In Stock | ||||
3,850In Stock | ||||
6,025In Stock125 On Order Expected 12-Oct-26 | ||||
6,500In Stock | 576-01220083H 01220083H | |||
Mfr: 83100000005 TTI: 83100000005 Littelfuse Availability: 11,525In StockFuse Holder ACS 5x20 mm Fuse Holder | 11,525In Stock | 8310000000 | ||
Mfr: RF2637-000 TTI: RXEF160 Littelfuse Availability: 11,500In Stock9,400 On Order Expected 05-Oct-26 Resettable Fuses - PPTC Radial Lead 1.6A 72V 40A Imax | 11,500In Stock9,400 On Order Expected 05-Oct-26 | E53493-000 RF2637-000 | ||
Mfr: RF2647-000 TTI: RXEF375 Littelfuse Availability: 9,700In StockResettable Fuses - PPTC Radial Lead 3.75A 72V 40A Imax | 9,700In Stock | C55032-000 RF2647-000 | ||
Mfr: 0251002.MXL TTI: 0251002.MXL Littelfuse Availability: 13,300In StockFuses with Leads - Through Hole 2A 125V PICO II Fast Acting | 13,300In Stock | 576-251002 251002 | ||
1,250In Stock | ||||
Mfr: 021706.3MXP TTI: 021706.3HXP Littelfuse Availability: 10,250In Stock13,200 On Order Expected 06-Oct-26 Cartridge Fuses 250 V 6.3A 5x20mm Fast Acting | 10,250In Stock13,200 On Order Expected 06-Oct-26 | |||
Mfr: 0217001.MXP TTI: 0217001.HXP Littelfuse Availability: 3,250In Stock4,800 On Order Expected 23-Oct-26 Cartridge Fuses 250 V 1A 5x20mm Fast Acting | 3,250In Stock4,800 On Order Expected 23-Oct-26 | |||
1,000In Stock61,750 On Order Expected |