Littelfuse - Circuit Protection
64,712 ResultsCategories of Circuit Protection
- Circuit Breakers & Accessories (754)
- Circuit Protection Kits (822)
- ESD Protection Diodes / TVS Diodes (15,296)
- Fuse Holders (3,361)
- Fuses (27,205)
- Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,665)
- LED Protection Devices (285)
- Resettable Fuses - PPTC (3,803)
- Surge Protective Devices - SPD (2,505)
- Thermal Cutoffs (112)
- Thermistors (4,891)
- Thyristors (5,582)
- Varistors (8,455)
Part | Availability | Purchasing | RoHS/Lead | Part # Aliases |
|---|---|---|---|---|
Mfr: RF2653-000 TTI: RUEF700 Littelfuse Availability: 4,250In StockResettable Fuses - PPTC 7A 30V 100A Imax | 4,250In Stock | F56655-000 RF2653-000 | ||
490In Stock | ||||
Mfr: 0314005.MXP TTI: 0314005.MXP Littelfuse Availability: 300In StockCartridge Fuses 250V 5A Fast Acting | 300In Stock | |||
Mfr: V510LA80BP TTI: V510LA80BP Littelfuse Availability: 3,200In Stock1,200 On Order Expected 20-Oct-26 Varistors 500pF | 3,200In Stock1,200 On Order Expected 20-Oct-26 | |||
Mfr: 37321000410 TTI: 37321000410 Littelfuse Availability: 1,950In StockFuses with Leads - Through Hole 250V UL FA SL 10A TR5 | 1,950In Stock | |||
Mfr: 83500000005 TTI: 83500000005 Littelfuse Availability: 2,100In StockFuse Holder Accessories FLUSH MNT CAP FOR 820-4 / 830-4 HOLDER | 2,100In Stock | |||
Mfr: 021606.3MXP TTI: 021606.3HXP Littelfuse Availability: 250In Stock500 On Order Expected 01-Dec-26 Limited Supply Cartridge Fuses 250V 6.3A Fast Acting | 250In Stock500 On Order Expected 01-Dec-26 Limited Supply | |||
Mfr: 0314020.MXP TTI: 0314020.MXP Littelfuse Availability: 4,100In Stock7,000 On Order Expected 11-Jan-27 Cartridge Fuses 250V 20A Fast Acting | 4,100In Stock7,000 On Order Expected 11-Jan-27 | |||
Mfr: 0251.500MRT1L TTI: 0251.500MRT1L Littelfuse Availability: 6,000In Stock10,000 On Order Expected 21-Oct-26 Fuses with Leads - Through Hole 125V .5A | 6,000In Stock10,000 On Order Expected 21-Oct-26 | |||
Mfr: RF2639-000 TTI: RUEF090 Littelfuse Availability: 25,600In StockResettable Fuses - PPTC .9A 30V 100A Imax | 25,600In Stock | C15140-000 RF2639-000 | ||
Mfr: SP0502BAHTG TTI: SP0502BAHTG Littelfuse Availability: 93,000In StockESD Protection Diodes / TVS Diodes 2 Channel SMT array | 93,000In Stock | |||
Mfr: 178.6165.0001 TTI: 178.6165.0001 Littelfuse Availability: 2,440In StockFuse Holder FUSEHOLDER FOR FLR | 2,440In Stock | |||
24,000In Stock | ||||
120,000In Stock | ||||
Mfr: 0FHA0001ZXJ TTI: 0FHA0001ZXJ Littelfuse Availability: 6,220In StockFuse Holder ATO INLINE FUSEHOLDR 16AWG BLACK | 6,220In Stock | |||
Mfr: FHAC0001ZXJG TTI: FHAC0001ZXJG Littelfuse Availability: 4,560In StockFuse Holder HOLDER ATO INLINE BLACK WIRE | 4,560In Stock | |||
139In Stock | ||||
Mfr: 0498900.TXN TTI: 0498900.TXN Littelfuse Availability: 250In StockFuse Holder 32V Bolt-Down High-Current Fuse Holder with Out-Board Mounting Base, A & D Cover, No Hardware | 250In Stock | |||
4,840In Stock | 01530009 | |||
1,050In Stock | ||||
Mfr: SRV05-4HTG-D TTI: SRV05-4HTG-D Littelfuse Availability: 60,000In Stock87,000 On Order Expected ESD Protection Diodes / TVS Diodes ESD 6V UNI | 60,000In Stock87,000 On Order Expected | |||
Mfr: 0312006.MXP TTI: 0312006.HXP Littelfuse Availability: 400In Stock2,600 On Order Expected 28-Jan-27 Cartridge Fuses 250V 6A Fast Acting | 400In Stock2,600 On Order Expected 28-Jan-27 | |||
1,900In Stock | ||||
Mfr: 0215008.MXP TTI: 0215008.MXP Littelfuse Availability: 6,850In StockCartridge Fuses 250V 8A Slo-Blo | 6,850In Stock | |||
Mfr: 64600001223 TTI: 64600001223 Littelfuse Availability: 5,900In StockFuse Holder ACS 5X20MM BLOCK 3.2MM PINS | 5,900In Stock |