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. 
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Please view our selection of circuit protection devices below.
Results: 361,800
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS 6,555In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS 7,935In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,36V 5%,SMB PAR 4,400In Stock
Min.: 1
Mult.: 1
: 750

Littelfuse Cartridge Fuses 250V 4A Slo-Blo 13,689In Stock
14,000On Order
Min.: 1
Mult.: 1


Littelfuse Cartridge Fuses FUSE 420Vac/dc 5X20 FA PT 20A 4,298In Stock
Min.: 1
Mult.: 1


Littelfuse Automotive Fuses 100A 48V FUSE STRIP 3,749In Stock
Min.: 1
Mult.: 1


Littelfuse Fuse Holder Accessories CLASS J FUSE BLOCK 600V 60A COVER 2,842In Stock
2,429On Order
Min.: 1
Mult.: 1


Littelfuse Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE 1,561In Stock
1,638On Order
Min.: 1
Mult.: 1


Littelfuse ESD Protection Diodes / TVS Diodes ESD 12V BI 231,138In Stock
Min.: 1
Mult.: 1
: 3,000


Littelfuse Industrial & Electrical Fuses 6A 1500 VDC Solar 30kA Photovoltaic 779In 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
: 3,000

Semtech ESD Protection Diodes / TVS Diodes TVS, 5V, BI, SOD-323, 3K T&R 357,135In Stock
Min.: 1
Mult.: 1
: 3,000

Bourns Thermal Cut-offs TCO, High Current, SMD, 55C, non Self Hold AEC-Q200 4,092In Stock
Min.: 1
Mult.: 1
: 4,000

Transtector Connectorised Surge Protectors Data Surge Protector SPD CPX Indoor CPX Rack Mount 14In Stock
Min.: 1
Mult.: 1
HUBER+SUHNER Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Slim Line GDT technology 20In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers Single pole, thermal miniaturised circuit breaker designed for automotive applications. Fits into fuse blocks designed to ISO 8820-3, Type F. Automatic reset (for DC 12 V only) and open circuit (modified reset to SAE) version optional. Open circuitve 618In Stock
Min.: 1
Mult.: 1

Tripp Lite Power Outlet Strips 208V 30A;L6-30 PLUG 16 C13 AC Receptacle

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 10k 1% SMD Low B AUTO GRADE 5,700In Stock
38,500On Order
Min.: 1
Mult.: 1
: 10,000

TDK Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A91H75XSE 996In Stock
Min.: 1
Mult.: 1

Siemens Circuit Breakers BRKR 3VA51 3P 70A 25KA FTAM 4In Stock
Min.: 1
Mult.: 1
Siemens Circuit Breakers BRKR 3VA51 3P 70A 65KA FTFM 4In Stock
Min.: 1
Mult.: 1
Bel Fuse Automotive Fuses 1000V-Rated fuse for EV/HEV/ESS applications, 50A, stud mount with offset blade 84In Stock
84On Order
Min.: 1
Mult.: 1



Eaton Industrial Surge Protectors DIN Rail SPD, 480V, 4-Mod 1In Stock
Min.: 1
Mult.: 1
Vishay / Beyschlag Surface Mount Fuses MFU 0805-FF P5 2A5 4,115In Stock
Min.: 1
Mult.: 1
: 5,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V 424In Stock
Min.: 1
Mult.: 1