Circuit Protection
342,756 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (144,132)
- Circuit Protection Kits (1,021)
- ESD Protection Diodes / TVS Diodes (70,698)
- Fuse Holders (6,306)
- Fuses (41,298)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (5,509)
- LED Protection Devices (294)
- Panelboards & Load Centers (1)
- Power Outlet Strips (3,738)
- Resettable Fuses - PPTC (6,449)
- Surge Protective Devices - SPD (10,991)
- Thermal Cutoffs (379)
- Thermistors (29,677)
- Thyristors (10,102)
- Varistors (28,591)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
0In Stock | ||||
Mfr: 0997020.WXN TTI: 0997020.WXN Littelfuse Availability: 1,000In Stock3,000 On Order Expected 16-Jul-26 Automotive Fuses 58V 20A | 1,000In Stock3,000 On Order Expected 16-Jul-26 | |||
Mfr: 0312001.MXP TTI: 0312001.MXP Littelfuse Availability: 12,400In StockCartridge Fuses 250V 1A Fast Acting | 12,400In Stock | |||
10,550In Stock | ||||
9,400In Stock | ||||
Mfr: 0251004.MXL TTI: 0251004.MXL Littelfuse Availability: 15,225In StockFuses with Leads - Through Hole 125V 4A | 15,225In Stock | |||
Mfr: CD143A-SR3.3 TTI: CD143A-SR3.3 Bourns Availability: 9,000In Stock138,000 On Order Expected ESD Protection Diodes / TVS Diodes SOT 143 3.3V 300W ESD & Latch up Prot. | 9,000In Stock138,000 On Order Expected | |||
Mfr: MF-MSMF020/60-2 TTI: MF-MSMF020/60-2 Bourns Availability: 66,000In StockResettable Fuses - PPTC 60V 200MA-HD 40A MAX | 66,000In Stock | |||
7,350In Stock | MF-R040-0-99 | |||
Mfr: 0314010.MXP TTI: 0314010.HXP Littelfuse Availability: 500In Stock1,048 On Order Expected Cartridge Fuses 250V 10A Fast Acting | 500In Stock1,048 On Order Expected | |||
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 | |||
Mfr: 166.7000.4752 TTI: 166.7000.4752 Littelfuse Availability: 2,555In StockAutomotive Fuses 7.5 Maroon | 2,555In Stock | |||
9,700In Stock | 576-SP720AP SP720AP | |||
Mfr: 0298250.ZXEH TTI: 0298250.ZXEH Littelfuse Availability: 5,665In Stock7,500 On Order Expected 28-Sep-26 Automotive Fuses 32V 250A | 5,665In Stock7,500 On Order Expected 28-Sep-26 | |||
3,600In Stock3,600 On Order Expected 28-Aug-26 | ||||
Mfr: B72214S0350K101 TTI: B72214S0350K101 TDK Availability: 2,800In Stock15,000 On Order Expected 03-Sep-26 Varistors 35VAC 10% 14mm StandarD | 2,800In Stock15,000 On Order Expected 03-Sep-26 | B72214S350K101 | ||
15,200In Stock | ||||
0In Stock6,000 On Order Expected | ||||
Mfr: BK-HTB-26I-R TTI: BK/HTB-26I-R Eaton Electronics Availability: 4,127In StockFuse Holder PANEL MOUNT | 4,127In Stock | BK-HTB-26I-R | ||
14,300In Stock | 576-V39ZA1 V39ZA1 | |||
Mfr: 83700000005 TTI: 83700000005 Littelfuse Availability: 2,425In StockFuse Holder Accessories FINGER GRIP CAP FOR 820-4 / 830-4 HOLDER | 2,425In Stock | |||
Mfr: BK-HTB-44I-R TTI: BK/HTB-44I-R Eaton Electronics Availability: 3,780In StockFuse Holder PANEL MOUNT | 3,780In Stock | BK-HTB-44I-R | ||
Mfr: ERZ-V10D112 TTI: ERZ-V10D112 Panasonic Availability: 10,750In StockVaristors 1100V 2500A ZNR SUR ABSORB 10MM | 10,750In Stock | |||
Mfr: 0505010.MXP TTI: 0505010.MXP Littelfuse Availability: 34,700In Stock19,950 On Order Expected 13-Aug-26 Cartridge Fuses 10A 450V FAST ACTING | 34,700In Stock19,950 On Order Expected 13-Aug-26 | |||
Mfr: 0235003.MXP TTI: 0235003.HXP Littelfuse Availability: 9,200In StockCartridge Fuses 250V 3A Fast Acting | 9,200In Stock |