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: 365,935
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Bourns Varistors 14mm Radial Disc MOV - Kinked Leads, T&R 5,207In Stock
Min.: 1
Mult.: 1
: 500

Bourns Varistors 14mm Radial Disc MOV - Kinked Leads, T&R 5,397In Stock
Min.: 1
Mult.: 1
: 400

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, T&R 3,185In Stock
Min.: 1
Mult.: 1
: 250

Nexperia ESD Protection Diodes / TVS Diodes PTVS10VS1UTR-Q/SOD123W/CFP3 4,744In Stock
Min.: 1
Mult.: 1
: 3,000

Nexperia ESD Protection Diodes / TVS Diodes PTVS17VP1UTP-Q/SOD128/FlatPowe 2,591In Stock
Min.: 1
Mult.: 1
: 3,000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,110V 5%,UNIDIR,SMC TVS 3,496In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,120V 5%,UNIDIR,SMC TVS 3,500In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,130V 5%,BIDIR,SMC TVS 3,490In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,160V 5%,UNIDIR,SMC TVS 3,490In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,160V 5%,UNIDIR,SMC TVS 3,498In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,180V 5%,BIDIR,SMC TVS 3,486In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,220V 5%,BIDIR,SMC TVS 3,479In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,22V 5%,UNIDIR,SMC TVS 3,500In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,24V 5%,UNIDIR,SMC TVS 3,431In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,350V 5%,UNIDIR,SMC TVS 1,457In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,51V 5%,BIDIR,SMC TVS 3,468In Stock
Min.: 1
Mult.: 1
: 3,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,30V 5%,BIDIR,SMB TVS 740In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,540V 5%,UNIDIR,SMB TVS 2,840In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,68V 5%,BIDIR,SMB TVS 2,415In Stock
Min.: 1
Mult.: 1
: 3,200

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,7.5V 5%,BIDIR,SMB TVS 2,950In Stock
Min.: 1
Mult.: 1
: 3,200

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 800W,28V 5%,BIDIR,SMB TVS 1,903In Stock
Min.: 1
Mult.: 1
: 750

E-T-A Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op 68In Stock
Min.: 1
Mult.: 1

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 Miniaturised single pole press-to-reset cycling trip free thermal circuit breaker designed for automotive fuse block installation. Extends the benefits of circuit breaker performance and convenience to applications which are cost cri 402In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers 1077, 1p, DN, 24VDC, N/O Aux, 3.6A 40In Stock
Min.: 1
Mult.: 1