Circuit Protection

Circuit Protection
Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more. 
More...

Please view our selection of circuit protection devices below.
Results: 362,008
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS

Littelfuse Cartridge Fuses FUSE 420Vac/dc 5X20 FA PT 20A 4,398In Stock
Min.: 1
Mult.: 1


Littelfuse Automotive Fuses 100A 48V FUSE STRIP 3,748In Stock
Min.: 1
Mult.: 1


Littelfuse Fuse Holder Accessories CLASS J FUSE BLOCK 600V 60A COVER 2,841In Stock
2,429On Order
Min.: 1
Mult.: 1


Littelfuse Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE 1,560In Stock
1,638On Order
Min.: 1
Mult.: 1


Littelfuse ESD Protection Diodes / TVS Diodes ESD 12V BI 234,859In Stock
Min.: 1
Mult.: 1
Reel: 3,000


Littelfuse Industrial & Electrical Fuses 6A 1500 VDC Solar 30kA Photovoltaic 778In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir 34,326In Stock
Min.: 1
Mult.: 1
Reel: 3,000

SanRex Triacs Triacs 40 Amp 600 Volt 7,940In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 500V 50A Thru-Hole RoHS 1,292In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses BF1 30A 58V 10,633In Stock
Min.: 1
Mult.: 1


Littelfuse Automotive Fuses STRIP 30 80A W/O HOUSING 29,723In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 8.0SMDJ - CA 30V 19,297In Stock
Min.: 1
Mult.: 1
Reel: 3,000


Littelfuse ESD Protection Diodes / TVS Diodes 20V 2.2A 4 CHANNEL 130,945In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse Varistors 910V 70kA 4500pF 150In Stock
94On Order
Min.: 1
Mult.: 1

Texas Instruments ESD Protection Diodes / TVS Diodes Complete USB Port Pr ot Device 29,180In Stock
Min.: 1
Mult.: 1
Reel: 3,000



Vishay Semiconductors SCRs 20A If; 1200V Vr TO-247AD 3L 6,656In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 33V 200W UNI-DIR SZSMF AEC-Q101 180,465In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Semtech ESD Protection Diodes / TVS Diodes 8-Line TVS Array Low Capacitance 38,951In Stock
Min.: 1
Mult.: 1
Reel: 500

Eaton Electrical 69D2660G11
Eaton Electrical Circuit Breaker Accessories NQB L103 3In Stock
Min.: 1
Mult.: 1
E-T-A Circuit Breakers 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 4A 10In Stock
Min.: 1
Mult.: 1
Bel Fuse Automotive Fuses 1000V-Rated fuse for EV/HEV/ESS 300A 4In Stock
Min.: 1
Mult.: 1

Bel Fuse Automotive Fuses 500V-Rated fuse for EV/HEV/ESS 200A 11In Stock
Min.: 1
Mult.: 1

Vishay NTC (Negative Temperature Coefficient) Thermistors NTCFLEX0510k2%3435K25mm 130In Stock
200On Order
Min.: 1
Mult.: 1

YAGEO Surface Mount Fuses JB12F SMD Fuse 63V 3A Fast 1206 3.2mm X 1.6mm 3,857In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,6.8V 5%,UNIDIR,SMB TVS 3,115In Stock
Min.: 1
Mult.: 1
Reel: 3,200