Littelfuse - Circuit Protection
65,533 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (668)
- Circuit Protection Kits (832)
- ESD Protection Diodes / TVS Diodes (14,902)
- 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: PGB1010603MR TTI: PGB1010603MR Littelfuse Availability: 8,000In Stock22,000 On Order Expected ESD Protection Diodes / TVS Diodes 0603 24VDC .06pF | 8,000In Stock22,000 On Order Expected | 576-PGB0010603MR PGB0010603MR | ||
40,000In Stock5,000 On Order Expected 26-Feb-27 | ||||
Mfr: 2920L100PR TTI: 2920L100PR Littelfuse Availability: 0In Stock4,000 On Order Expected 28-Aug-26 Resettable Fuses - PPTC 1.10A 33V 2920 | 0In Stock4,000 On Order Expected 28-Aug-26 | |||
10,000In Stock | ||||
18,000In Stock6,000 On Order Expected 22-Jan-27 | ||||
Mfr: SP3401-02UTG TTI: SP3401-02UTG Littelfuse Availability: 12,000In StockESD Protection Diodes / TVS Diodes 28KV 0.6PF 3.3V 10A U ARRAY | 12,000In Stock | |||
Mfr: 0451015.MRL TTI: 0451015.MRL Littelfuse Availability: 7,000In Stock1,000 On Order Expected 28-Dec-26 Surface Mount Fuses 65VAC 15A .0037ohms 451 NANO2 | 7,000In Stock1,000 On Order Expected 28-Dec-26 | 576-0451015.MR 0451015.MR | ||
Mfr: 0154010.DR TTI: 0154010.DR Littelfuse Availability: 1,500In StockSurface Mount Fuses Fuse with Holder 10A FAST OMNI BLOK 154 | 1,500In Stock | |||
Mfr: 0218001.HXP TTI: 0218001.HXP Littelfuse Availability: 2,600In StockCartridge Fuses 250V 1A Time Lag (Slo-Blo) | 2,600In Stock | |||
Mfr: SC1103C-01UTG TTI: SC1103C-01UTG Littelfuse Availability: 3,000In StockESD Protection Diodes / TVS Diodes 3.3V 80A 30kV DFN1610-2L Bi-dir TVS | 3,000In Stock | |||
21,000In Stock | ||||
50,000In Stock | ||||
5,000In Stock | ||||
60,000In Stock | ||||
Mfr: NANOSMDC012F-2 TTI: NANOSMDC012F-2 Littelfuse Availability: 3,000In StockResettable Fuses - PPTC .12A 48V | 3,000In Stock | F63422-000 RF1343-000 | ||
Mfr: 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 | ||
Mfr: 0217001.MXP TTI: 0217001.MXP Littelfuse Availability: 1,000In StockCartridge Fuses 250 V 1A 5x20mm Fast Acting | 1,000In Stock | |||
2,000In Stock | ||||
6,000In Stock6,000 On Order Expected 23-Sep-26 | ||||
Mfr: 045203.5MRL TTI: 045203.5MRL Littelfuse Availability: 1,000In StockSurface Mount Fuses 125VAC 3.5A .0224ohms 452 NANO2 | 1,000In Stock | |||
1,200In Stock | ||||
84,000In Stock | ||||
Mfr: 0287015.PXCN TTI: 0287015.PXCN Littelfuse Availability: 2,000In StockAutomotive Fuses ATOF 32V 15A Low-Current Nylon | 2,000In Stock | |||
Mfr: SP0504SHTG TTI: SP0504SHTG Littelfuse Availability: 6,000In Stock30,000 On Order Expected 18-Dec-26 ESD Protection Diodes / TVS Diodes 4 Ch 12kV 5V TVS Diode Array | 6,000In Stock30,000 On Order Expected 18-Dec-26 | SP3002-04HTG | ||
Mfr: 2920L150DR TTI: 2920L150DR Littelfuse Availability: 1,500In StockResettable Fuses - PPTC 1.50A 33V 2920 | 1,500In Stock |