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 |
|---|---|---|---|---|
Mfr: SMCJ51CA-E3/57T TTI: SMCJ51CA-E3/57T Vishay Semiconductors Availability: 10,200In StockESD Protection Diodes / TVS Diodes 1500W 51V Bidirect | 10,200In Stock | SMCJ51CA-E3/9AT | ||
Mfr: SMBG5.0A-E3/52 TTI: SMBG5.0A-E3/52 Vishay Semiconductors Availability: 750In Stock3,000 On Order Expected 12-Feb-27 ESD Protection Diodes / TVS Diodes 600W 5.0V 5% Uni | 750In Stock3,000 On Order Expected 12-Feb-27 | SMBG5.0A-E3/5B | ||
Mfr: ERZ-V10D391 TTI: ERZ-V10D391 Panasonic Industry Availability: 10,000In StockVaristors NEW SMALLER VERSION 667-ERZ-E08A391 | 10,000In Stock | |||
Mfr: PTVS3-430C-TH TTI: PTVS3-430C-TH Bourns Availability: 630In StockESD Protection Diodes / TVS Diodes 3kA 430V PTVS Diode Bidirectional | 630In Stock | |||
1,600In Stock | ||||
15,000In Stock | ||||
600In Stock | ||||
Mfr: 0230002.MXP TTI: 0230002.HXP Littelfuse Availability: 0In StockLimited Supply Cartridge Fuses 250V 2A Slo-Blo 2AG | 0In StockLimited Supply | |||
120In Stock | ||||
3,800In Stock2,000 On Order Expected 20-Nov-26 | ||||
202In Stock50 On Order Expected 14-Oct-26 | ||||
500In Stock | MF-R800-0-99 | |||
Mfr: MF-MSMF110/16-2 TTI: MF-MSMF110/16-2 Bourns Availability: 4,000In StockResettable Fuses - PPTC 16V 1.1A-HD 100A MAX | 4,000In Stock | |||
10,500In Stock | MF-R020-0-99 | |||
17,000In Stock | ||||
17In Stock | ||||
Mfr: NCP21XW153J03RA TTI: NCP21XW153J03RA Murata Electronics Availability: 16,000In Stock16,000 On Order Expected 14-Jan-27 NTC Thermistors 15K OHM 5% | 16,000In Stock16,000 On Order Expected 14-Jan-27 | |||
Mfr: RF0316-000 TTI: SMD075F-2 Littelfuse Availability: 18,000In StockResettable Fuses - PPTC .75A 30V 40A Imax | 18,000In Stock | E60846-000 RF0316-000 | ||
Mfr: RF0008-000 TTI: TRF250-120 Littelfuse Availability: 1,400In StockResettable Fuses - PPTC .12A 60VDC 250VRMS | 1,400In Stock | RF0008-000 | ||
Mfr: BK-GMC-1-R TTI: BK/GMC-1-R Eaton Electronics Availability: 1,900In StockCartridge Fuses 1A 250VAC TD GMC Series | 1,900In Stock | BK-GMC-1-R | ||
Mfr: BK-MDA-1-R TTI: BK/MDA-1-R Eaton Electronics Availability: 25In StockCartridge Fuses SMALL DIM. FUSE | 25In Stock | BK-MDA-1-R | ||
Mfr: BK-S506-500-R TTI: BK/S506-500-R Eaton Electronics Availability: 1,200In Stock300 On Order Expected 09-Dec-26 Cartridge Fuses SMALL DIM. FUSE | 1,200In Stock300 On Order Expected 09-Dec-26 | BK-S506-500-R | ||
Mfr: 0251005.MRT1L TTI: 0251005.MRT1L Littelfuse Availability: 7,000In StockFuses with Leads - Through Hole 125V 5A | 7,000In Stock | |||
9,800In Stock | ||||
Mfr: 0312004.MXP TTI: 0312004.HXP Littelfuse Availability: 2,000In StockCartridge Fuses 250V 4A Fast Acting | 2,000In Stock |