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: 359,642
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS


E-T-A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 190In Stock
Min.: 1
Mult.: 1



E-T-A Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 176In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses 1.5A 350 VAC 72 VCD 13,610In Stock
Min.: 1
Mult.: 1
: 5,000

Bel Fuse Surface Mount Fuses 0603 SMD Fuse. Slow Blow 3.5A 4,171In Stock
Min.: 1
Mult.: 1
: 5,000

Bel Fuse Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 10A, 600VAC/600VDC 1,810In Stock
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses FUSE, CERAMIC TUBE 1.25A, 1000VAC/VDC 974In Stock
Min.: 1
Mult.: 1

Tripp Lite Power Outlet Strips RS-1215-20T

Littelfuse Cartridge Fuses 250V 1.5A 3.6X10 FA PT PB-FREE 894In Stock
Min.: 1
Mult.: 1
: 1,000

Littelfuse Cartridge Fuses 250V 3.6X10 3.15A FUSE SB PT PB-FREE 1,302In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 724In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 742In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes ESD 430V BI 89In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo 98In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting 148In Stock
Min.: 1
Mult.: 1

Littelfuse Triacs 400V 8A Sensing 5-5-5-10mA 1,572In Stock
Min.: 1
Mult.: 1
Littelfuse Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED 65In Stock
Min.: 1
Mult.: 1

Littelfuse Triacs 600V 16A 80-80-80mA 5,012In Stock
Min.: 1
Mult.: 1

Littelfuse Triacs TRIAC TO220 800V 30A HT ALTN 1,180In Stock
Min.: 1
Mult.: 1

Littelfuse Triacs 1000V 12A 50-50-50mA 900In Stock
Min.: 1
Mult.: 1
Littelfuse SCRs 25A 400V 926In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse SCRs 1000V 40A SCR TO220 1,862In Stock
Min.: 1
Mult.: 1


Littelfuse ESD Protection Diodes / TVS Diodes 6 CH DIODE ARRAY 1,280In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR Array 1,719In Stock
Min.: 1
Mult.: 1

KYOCERA AVX Surface Mount Fuses 62.5mA fuse 21,857In Stock
Min.: 1
Mult.: 1
: 3,000

Vishay / BC Components PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25% 1,493In Stock
Min.: 1
Mult.: 1