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: 359.447
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Eaton Electrical Circuit Breakers EG 3P 80A adj therm 18kA CB w/end cap 1In Stock
Min.: 1
Mult.: 1
Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 18V BI SOD-123FL TR13 3.190In Stock
Min.: 1
Mult.: 1
: 5.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 60V UNI SOD-123FL TR13 4.639In Stock
Min.: 1
Mult.: 1
: 5.000

YAGEO Resettable Fuses - PPTC 0805 16V 0.05A 0.6W SMD AEC-Q200 High Temp 8.978In Stock
20.000Expected 26/01/2027
Min.: 1
Mult.: 1
: 4.000

TE Connectivity / P&B Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC 499In Stock
1.000Expected 14/12/2026
Min.: 1
Mult.: 1

Nexperia ESD Protection Diodes / TVS Diodes PESD36VS1UL-Q/SOD882/DFN1006-2 9.945In Stock
Min.: 1
Mult.: 1
: 10.000

Vishay ESD Protection Diodes / TVS Diodes 600W,24V 5%, SlimSMA BIDIR TVS 3.146In Stock
Min.: 1
Mult.: 1
: 3.500

Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 4.029In Stock
15.000On Order
Min.: 1
Mult.: 1
: 3.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 12V UNI SOD-123FL TR13 5.000In Stock
Min.: 1
Mult.: 1
: 5.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 6.5V UNI SOD-123FL TR13 5.000In Stock
Min.: 1
Mult.: 1
: 5.000

TDK Varistors MLV, 040, 4V, StandardClamp Variant 10.000In Stock
Min.: 1
Mult.: 1
: 10.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 58V UNI SOD-123FL TR13 4.000In Stock
Min.: 1
Mult.: 1
: 5.000

Toshiba ESD Protection Diodes / TVS Diodes SOD-962 VRMW 15V 1uA TVS Diodes 9.260In Stock
Min.: 1
Mult.: 1
: 10.000
Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 4.427In Stock
Min.: 1
Mult.: 1
: 3.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT23 13.990In Stock
30.000On Order
Min.: 1
Mult.: 1
: 3.000

Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOD323 8.514In Stock
Min.: 1
Mult.: 1
: 3.000

onsemi ESD Protection Diodes / TVS Diodes Transient Voltage Suppressor, Common Anode, SC-59 2.918In Stock
Min.: 1
Mult.: 1
Max.: 293
: 3.000

YAGEO ESD Protection Diodes / TVS Diodes BID Wkg5V 1CH SMD SOD323 Bkdn6V 3.559In Stock
15.000Expected 06/11/2026
Min.: 1
Mult.: 1
: 3.000

Vishay ESD Protection Diodes / TVS Diodes 600W,30V 5%, SlimSMA BIDIR TVS 2.310In Stock
Min.: 1
Mult.: 1
: 3.500

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, Bulk 2.724In Stock
Min.: 1
Mult.: 1

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, T&R 3.974In Stock
Min.: 1
Mult.: 1
: 250

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 5000W 20V Bi DO-214AB TR13 7.370In Stock
Min.: 1
Mult.: 1
: 2.500

IXYS SCR Modules Bipolar Module - Thyristor ComPack 74In Stock
3Expected 06/10/2026
Min.: 1
Mult.: 1

Littelfuse Fuse Holder Inline Fuseholder Unassembled 150330 5.952In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 60VAC 85VDC 1100pF AEC-Q200 1.871In Stock
Min.: 1
Mult.: 1
: 1.000