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: 359,634
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 7,825In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,33V 5%,BIDIR,SMB TVS 2,213In Stock
Min.: 1
Mult.: 1
: 3,200

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,22V 5%,BIDIR,SMB TVS 2,927In Stock
Min.: 1
Mult.: 1
: 3,200

HUBER+SUHNER Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 1.0 GHz 10In 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 335In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94 10In Stock
Min.: 1
Mult.: 1
E-T-A Circuit Breakers Single, two and three pole magnetic circuit breakers with trip-free mechanism and push/pull on/off manual actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (Stype MO or HM CBE to EN 60934) en 13In Stock
Min.: 1
Mult.: 1


E-T-A Circuit Breakers Single pole thermal-magnetic circuit breaker with tease-free, trip-free, snap action mechanism and two button operation (M-type TM CBE to EN 60934). Designed for plug-in mounting with E-T-A sockets 17-P10-Si, 23-P10-Si, 63-P10-Si; or 43In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac 43In Stock
Min.: 1
Mult.: 1



E-T-A Circuit Breakers 508, 1P, DM, 24VDC, 1CH, 4A, No Comm 43In Stock
Min.: 1
Mult.: 1

Amphenol Advanced Sensors NTC (Negative Temperature Coefficient) Thermistors Glass Encapsulated 10K Ohm +/- 3% 25C 1,991In Stock
Min.: 1
Mult.: 1

Amphenol Advanced Sensors NTC (Negative Temperature Coefficient) Thermistors Glass Encapsulated 10K Ohm +/- 3% 25C 3,258In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses 3 A, 125 VAC / VDC 29,151In Stock
Min.: 1
Mult.: 1
: 5,000

Bel Fuse Surface Mount Fuses Fuse, Surface Mount 7A, 0603 Size 22,451In Stock
Min.: 1
Mult.: 1
: 5,000

Bel Fuse Fuses with Leads - Through Hole 3.15A 350V 8,162In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses Surface mount "Chip fuse" Silver Plated 0402 case size Fast Blow 3.5A Tape and Reel (10000 pcs.) 8,706In Stock
Min.: 1
Mult.: 1
: 10,000

Bel Fuse Surface Mount Fuses SMD fuse 500VDC 350VAC 2.5A 895In Stock
Min.: 1
Mult.: 1
: 1,000

Bel Fuse Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 8A 600VAC/600VDC 917In Stock
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses FUSE, CERAMIC TUBE 5A, 600VAC/500VDC 1,741In Stock
Min.: 1
Mult.: 1

Bel Fuse Resettable Fuses - PPTC Radial PPTC 0.16 Ih 240V 14,339In Stock
Min.: 1
Mult.: 1

Bel Fuse Cartridge Fuses 1206 SMT Fuse VeryFastActing 3.5A 24,925In Stock
Min.: 1
Mult.: 1
: 5,000

Bel Fuse Surface Mount Fuses 1206 SMT Fuse VeryFastActing 375mA 14,457In Stock
Min.: 1
Mult.: 1
: 5,000

Littelfuse Cartridge Fuses 250V .125A 3.6X10 FA PT PB-FREE 875In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 797In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 479In Stock
Min.: 1
Mult.: 1
: 800