Littelfuse - Circuit Protection
63,742 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (745)
- Circuit Protection Kits (822)
- ESD Protection Diodes / TVS Diodes (14,342)
- Fuse Holders (3,353)
- Fuses (27,213)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,661)
- LED Protection Devices (286)
- Resettable Fuses - PPTC (3,821)
- Surge Protective Devices - SPD (2,506)
- Thermal Cutoffs (109)
- Thermistors (4,909)
- Thyristors (5,590)
- Varistors (8,447)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: 0324020.MXP TTI: 0324020.HXP Littelfuse Availability: 825In StockCartridge Fuses 250V 20A Fast Acting | 825In Stock | |||
Mfr: 0451004.MRL TTI: 0451004.MRL Littelfuse Availability: 2,000In Stock2,000 On Order Expected 14-Aug-26 Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 | 2,000In Stock2,000 On Order Expected 14-Aug-26 | |||
Mfr: 023901.6MXP TTI: 023901.6HXP Littelfuse Availability: 475In Stock800 On Order Expected 07-Aug-26 Cartridge Fuses 250V 1.6A Slo-Blo | 475In Stock800 On Order Expected 07-Aug-26 | |||
Mfr: 021802.5MXP TTI: 021802.5HXP Littelfuse Availability: 3,350In StockCartridge Fuses 250V 2.5A Time Lag (Slo-Blo) | 3,350In Stock | |||
5In Stock300 On Order Expected 17-Sep-26 | 576-273001 273001 | |||
Mfr: 0452.750MRL TTI: 0452.750MRL Littelfuse Availability: 12,000In StockSurface Mount Fuses 125VAC 0.75A .36ohms 452 NANO2 | 12,000In Stock | |||
901In Stock | ||||
60,000In Stock | ||||
Mfr: KLDR001.TXP TTI: KLDR001.TXP Littelfuse Availability: 2,261In Stock525 On Order Expected 10-Jul-26 Industrial & Electrical Fuses 1A 600VAC 300VDC Slo-Blo | 2,261In Stock525 On Order Expected 10-Jul-26 | |||
929In Stock2,000 On Order Expected 26-Aug-26 | ||||
Mfr: 0239002.MXP TTI: 0239002.MXP Littelfuse Availability: 450In Stock225 On Order Expected 07-Aug-26 Cartridge Fuses 250V 2A Slo-Blo | 450In Stock225 On Order Expected 07-Aug-26 | |||
1,915In Stock | ||||
9,700In Stock | 576-SP720AP SP720AP | |||
Mfr: 0299040.ZXNV TTI: 0299040.ZXNV Littelfuse Availability: 3,500In Stock6,000 On Order Expected 10-Sep-26 Automotive Fuses 40A 32V Maxi Fuse | 3,500In Stock6,000 On Order Expected 10-Sep-26 | |||
267In Stock | ||||
3In Stock4,000 On Order Expected 05-Oct-26 | ||||
6,000In Stock | ||||
15,200In Stock | ||||
3,600In Stock3,600 On Order Expected 02-Sep-26 | ||||
5,000In Stock | ||||
1,200In Stock7,200 On Order Expected | ||||
Mfr: SP1004U-ULC-04UTG TTI: SP1004U-ULC-04UTG Littelfuse Availability: 21,000In StockESD Protection Diodes / TVS Diodes 5V .2pF 20kV 4CH | 21,000In Stock | |||
Mfr: 83700000005 TTI: 83700000005 Littelfuse Availability: 2,425In StockFuse Holder Accessories FINGER GRIP CAP FOR 820-4 / 830-4 HOLDER | 2,425In Stock | |||
10,550In Stock | ||||
9,400In Stock |
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- {{cartPopObject.addedToCartObject.numberOfReels}} reels of {{cartPopObject.addedToCartObject.partsPerReel}} @{{cartPopObject.addedToCartObject.price}}
- + $7.00 Per Reel