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: 362.961
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
E-T-A Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5700 can be supplied as a push-push switch/circuit breaker (R-type TO CBE to EN 60934 in press-to-reset configuration; S-typ 54In 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 protection of motors 419In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses Surface mount "Chip fuse" Silver Plated 0402 case size Fast Blow 3A Tape and Reel (10000 pcs.) 7.113In Stock
Min.: 1
Mult.: 1
: 10.000

Bel Fuse Surface Mount Fuses 0603 SMD Fuse. Slow Blow 2.5A 4.080In Stock
Min.: 1
Mult.: 1
: 5.000

Bel Fuse Surface Mount Fuses SMD fuse 500VDC 350VAC 3.15A 1.315In Stock
Min.: 1
Mult.: 1
: 1.000

Bel Fuse Cartridge Fuses FUSE, CERAMIC TUBE 2.5A, 1000VAC/VDC 991In Stock
1.000On Order
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses FUSE, CERAMIC TUBE 25A, 500VAC/VDC 983In Stock
999On Order
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses 1/4 x 1-1/4 Inch Ceramic Tube Fuse High I (2nd degree) t 20A 986In Stock
Min.: 1
Mult.: 1

Bel Fuse Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 10A, 600VAC/500VDC 3.225In Stock
3.000On Order
Min.: 1
Mult.: 1

Bel Fuse Resettable Fuses - PPTC Radial PPTC 3 Ih 16V 9.529In Stock
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses 4.131In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses 1206 SMT Fuse VeryFastActing 1.25A 26.262In Stock
Min.: 1
Mult.: 1
: 5.000

Bel Fuse Surface Mount Fuses Fuse 23.801In Stock
Min.: 1
Mult.: 1
: 5.000

Littelfuse Surface Mount Fuses 125VAC 0.2A .8372ohms 453 NANO2 935In Stock
1.000On Order
Min.: 1
Mult.: 1
: 1.000

Littelfuse Surface Mount Fuses 250VAC 2A .039ohms 465 NANO2 4.830In Stock
Min.: 1
Mult.: 1
: 1.500

Littelfuse Surface Mount Fuses 250VAC 3.15A .021ohms 465 NANO2 2.747In Stock
Min.: 1
Mult.: 1
: 1.500

Littelfuse Fuses with Leads - Through Hole 125V 4A Slo-Blo 8.022In Stock
Min.: 1
Mult.: 1
: 4.000

Littelfuse Resettable Fuses - PPTC PTC 9V .250A POLY SURF MOUNT 4.748In Stock
Min.: 1
Mult.: 1
: 4.000

Littelfuse Resettable Fuses - PPTC 6V 1.1A-HD 22A SMD 2.065In Stock
Min.: 1
Mult.: 1
: 3.000
Littelfuse Cartridge Fuses 250V 2.5A 3.6X10 FA PT PB-FREE 999In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses 58V 4A 12.566In Stock
Min.: 1
Mult.: 1


Littelfuse Resettable Fuses - PPTC 12V 2.6A-HD 50A SMD 3.816In Stock
Min.: 1
Mult.: 1
: 4.000

Littelfuse ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 600In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 913In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER 748In Stock
Min.: 1
Mult.: 1
: 800