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: 362,005
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Diodes Incorporated SMA6J15AQ-13
Diodes Incorporated ESD Protection Diodes / TVS Diodes Transient Voltage Suppressor PP SMA T&R 5K 4,979In Stock
Min.: 1
Mult.: 1
Reel: 5,000


Littelfuse Automotive Fuses Fuse -Strip 60 9MM w/Housing 48VDC, 500A 4,201In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 277V 10kA IP66 rated 873In Stock
Min.: 1
Mult.: 1
Littelfuse Varistors 50kA 130V 20000pF 571In Stock
Min.: 1
Mult.: 1

Wurth Elektronik ESD Protection Diodes / TVS Diodes WE-TVS Super Speed 2.5uA 5VDC 6+1 17,809In Stock
Min.: 1
Mult.: 1
Reel: 3,000

TDK Varistors 75VAC 10% 40mm High E 1,974In Stock
1,360On Order
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 50A 84In Stock
Min.: 1
Mult.: 1

Bourns Automotive Fuses POWrFuse BD 275Vac 500Vdc 50A 169In 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

Bourns Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 50A 84In Stock
96On Order
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 160A 70In Stock
Min.: 1
Mult.: 1

Vishay Semiconductors ESD Protection Diodes / TVS Diodes MSMP - A 8V 44,805In Stock
Min.: 1
Mult.: 1
Reel: 4,500

Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD 33V BI 61,444In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 30,479In Stock
Min.: 1
Mult.: 1
Reel: 15,000

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 Fuse Holder 3AG 4,986In Stock
Min.: 1
Mult.: 1

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 5,993In 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 138,906In 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

Bourns Varistors 275 VAC 305J 730V-CL 10KA-PK 22,417In Stock
Min.: 1
Mult.: 1