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: 362,008
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
YAGEO ESD Protection Diodes / TVS Diodes 4,980In Stock
Min.: 1
Mult.: 1
Reel: 5,000

YAGEO ESD Protection Diodes / TVS Diodes 4,980In Stock
Min.: 1
Mult.: 1
Reel: 5,000

YAGEO ESD Protection Diodes / TVS Diodes 4,580In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Diodes Incorporated Triacs Thyristor SOT223 T&R 2.5K 2,477In Stock
Min.: 1
Mult.: 1
Reel: 2,500

Analog Devices Board Mount Surge Protectors Overvoltage Prot Cntr 6,417In Stock
Min.: 1
Mult.: 1
Reel: 2,500

Analog Devices Board Mount Surge Protectors Surge Stopper w/ Ideal Diode 3,553In Stock
4,495On Order
Min.: 1
Mult.: 1



Phoenix Contact Circuit Breakers CAPAROC E2 12-24DC/2-10A 169In Stock
Min.: 1
Mult.: 1

onsemi ESD Protection Diodes / TVS Diodes 5 PIN BIDRECTNL QUAD 34,223In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 5000W 30V Bi DO-214AB TR13 2,296In Stock
Min.: 1
Mult.: 1
Reel: 2,500

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, T&R 12,160In Stock
Min.: 1
Mult.: 1
Reel: 250


KYOCERA AVX Surface Mount Fuses .0375A 4.8mOhm Red T hin Film Fuses 0603 55,900In Stock
39,000On Order
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes TVS 400W 5.0V Low Leakage UNI SOD-123FL 23,625In Stock
6,000On Order
Min.: 1
Mult.: 1
Reel: 3,000

Bourns Thermal Cut-offs TCO, High Current, SMD, 72C, Self Hold AEC-Q200 2,657In Stock
Min.: 1
Mult.: 1
Reel: 4,000

AIRPAX Thermal Cut-offs THERMAL PROTECTOR 680In Stock
437On Order
Min.: 1
Mult.: 1
Bourns Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 50A
84In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 240Vac 150Vdc 50A
100In Stock
Min.: 1
Mult.: 1

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 12V 35,712In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 33V 34,964In Stock
Min.: 1
Mult.: 1
Reel: 3,000

STMicroelectronics ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI 47,800In Stock
7On Order
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Surface Mount Fuses 250VAC 1.25A .122ohms 476 NANO2 19,260In Stock
11,000On Order
Min.: 1
Mult.: 1
Reel: 1,000


Littelfuse Fuse Holder Blok 30A 600V 2 Pole Screw Connector 5,987In Stock
Min.: 1
Mult.: 1

Littelfuse Fuse Holder CLASS J FUSE BLOCK 600V 400A 3 POLE 19In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes PGB1010603NR 138,791In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Varistors 33V 180A 500pF 54,222In Stock
Min.: 1
Mult.: 1
Reel: 2,500

YAGEO Varistors 620V 40KA MOV Disc Square 34mm 9,833In Stock
Min.: 1
Mult.: 1