Circuit Protection
344,913 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (144,159)
- Circuit Protection Kits (1,021)
- ESD Protection Diodes / TVS Diodes (71,666)
- Fuse Holders (6,430)
- Fuses (41,609)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (5,510)
- LED Protection Devices (293)
- Panelboards & Load Centers (1)
- Power Outlet Strips (3,777)
- Resettable Fuses - PPTC (6,436)
- Surge Protective Devices - SPD (10,991)
- Thermal Cutoffs (391)
- Thermistors (29,909)
- Thyristors (10,095)
- Varistors (29,026)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
186,000In Stock | ||||
Mfr: 37211000411 TTI: 37211000411 Littelfuse Availability: 9,800In StockFuses with Leads - Through Hole IEC TL LBC SL 1A TR5 | 9,800In Stock | |||
550In Stock | ||||
Mfr: 0217002.MXP TTI: 0217002.MXP Littelfuse Availability: 1,000In Stock180,000 On Order Expected Cartridge Fuses 250 V 2A 5x20mm Fast Acting | 1,000In Stock180,000 On Order Expected | |||
Mfr: 0298350.ZXH TTI: 0298350.ZXH Littelfuse Availability: 180In StockAutomotive Fuses 32V 350A Riveted | 180In Stock | |||
Mfr: 0459002.UR TTI: 0459002.UR Littelfuse Availability: 23,500In StockSurface Mount Fuses 125V 2A Fast Acting | 23,500In Stock | |||
Mfr: 021706.3MXP TTI: 021706.3MXP Littelfuse Availability: 1,250In StockCartridge Fuses 250 V 6.3A 5x20mm Fast Acting | 1,250In Stock | |||
8,000In Stock | ||||
Mfr: 0251005.MXL TTI: 0251005.MXL Littelfuse Availability: 5,000In Stock12,000 On Order Expected 11-Feb-27 Fuses with Leads - Through Hole 125V 5A | 5,000In Stock12,000 On Order Expected 11-Feb-27 | |||
Mfr: 0251001.MRT1L TTI: 0251001.MRT1L Littelfuse Availability: 18,000In Stock7,000 On Order Expected 20-Nov-26 Fuses with Leads - Through Hole 125V 1A | 18,000In Stock7,000 On Order Expected 20-Nov-26 | |||
Mfr: SMBJ14A-E3/52 TTI: SMBJ14A-E3/52 Vishay Semiconductors Availability: 46,500In StockESD Protection Diodes / TVS Diodes 14V 1000W UniDir TransZorb 5% Tol | 46,500In Stock | SMBJ14D-M3/H SMBJ14D-M3/I | ||
700In Stock | ||||
Mfr: SMAJ18A-E3/61 TTI: SMAJ18A-E3/61 Vishay Semiconductors Availability: 135,000In StockESD Protection Diodes / TVS Diodes 400W 18V 5% Uni | 135,000In Stock | SMAJ18A-E3/5A | ||
Mfr: SMCJ12CA-E3/57T TTI: SMCJ12CA-E3/57T Vishay Semiconductors Availability: 82,450In StockESD Protection Diodes / TVS Diodes 1500W 12V Bidirect | 82,450In Stock | SMCJ12CA-E3/9AT | ||
Mfr: 0324020.MXP TTI: 0324020.MXP Littelfuse Availability: 8,000In StockCartridge Fuses 250V 20A Fast Acting Wshbl | 8,000In Stock | |||
536In Stock | ||||
Mfr: BK-MDA-12-R TTI: BK/MDA-12-R Eaton Electronics Availability: 3,000In StockCartridge Fuses SMALL DIM. FUSE | 3,000In Stock | BK-MDA-12-R | ||
Mfr: LFJ60030FBC TTI: LFJ60030FBC Littelfuse Availability: 180In StockFuse Holder Accessories CLASS J FUSE BLOCK 600V 30A COVER | 180In Stock | |||
Mfr: SP1003-01DTG TTI: SP1003-01DTG Littelfuse Availability: 64,000In Stock48,000 On Order Expected 17-Mar-27 ESD Protection Diodes / TVS Diodes 1 Ch 30kV 65pF SPA | 64,000In Stock48,000 On Order Expected 17-Mar-27 | |||
10,000In Stock20,000 On Order Expected 03-Mar-27 | ||||
22,000In Stock | ||||
11,260In Stock | B57861S103A39 | |||
Mfr: TCS-DL004-250-WH TTI: TCS-DL004-250-WH Bourns Availability: 6,000In Stock87,000 On Order Expected Board Mount Surge Protectors TCS Dual 40V 250mA | 6,000In Stock87,000 On Order Expected | |||
4,320In Stock | ||||
Mfr: 0477004.MXP TTI: 0477004.MXP Littelfuse Availability: 7,125In StockCartridge Fuses 500Vac 400Vdc TL 4A 5X20 | 7,125In Stock |