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.
Mga Resulta: 365,634
Pumili Larawan # ng Piyesa Mfr. Paglalarawan Datasheet Availability Pagpepresyo (PHP) I-filter ang mga resulta sa talahanayan ayon sa unit price batay sa iyong dami. Dami RoHS
Bourns ESD Protection Diodes / TVS Diodes TVS 14V 3KW UNI 2,336May Stock
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 20V 3KW UNI 2,400May Stock
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 28V 3KW UNI 2,400May Stock
Min.: 1
Mult.: 1
: 3,000

onsemi ESD Protection Diodes / TVS Diodes ZENER PROTECTION DIODE 5,273May Stock
Min.: 1
Mult.: 1
: 8,000

onsemi ESD Protection Diodes / TVS Diodes Transient Voltage Suppressor Array 2,625May Stock
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes TVS 600W ASYM DO214AA AEQ101 Stand off Voltage 28V 2,605May Stock
Min.: 1
Mult.: 1
: 3,000

Vishay NTC Thermistors NTC Screw M8 10k 2% 3984K connector 191May Stock
Min.: 1
Mult.: 1
: 100

Vishay / BC Components Resettable Fuses - PPTC PTC POLY 1206 350mA 30V E3 2,999May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 2920 750mA 60V E3 1,998May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 2920 1100mA 60V E3 2,000May Stock
Min.: 1
Mult.: 1
Bourns ESD Protection Diodes / TVS Diodes TVS 13V 3KW BID 2,376May Stock
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 16V 3KW UNI 1,076May Stock
6,000Inaasahan 5/14/2026
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 18V 3KW UNI 2,389May Stock
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 30V 3KW UNI 2,237May Stock
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 6V 120A 30kV SOD323FL Uni-dir T 6,058May Stock
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 4V, 0.55pF, 20A, SOD882 6,930May Stock
100Inaasahan 4/29/2026
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip 6,762May Stock
100Inaasahan 9/16/2026
Min.: 1
Mult.: 1
: 10,000

Vishay / BC Components Resettable Fuses - PPTC PTC POLY 0603 100 mA 15V E3 3,996May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 0805 100mA 15V E3 4,000May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 1206 100mA 60V E3 2,990May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 1210 500mA 13.2V E3 4,000May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 1812 140mA 60V E3 3,000May Stock
Min.: 1
Mult.: 1
Vishay / BC Components Resettable Fuses - PPTC PTC POLY 2920 500mA 60V E3 2,990May Stock
Min.: 1
Mult.: 1
TDK B88069X4781T502
TDK Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 800v 880May Stock
Min.: 1
Mult.: 1
: 500

PolyPhaser IX-2H1DC56-IG/W
PolyPhaser Connectorized Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 1 Pair 100Base-T, 1 Pair 56Vdc, Isolated Ground, UL497B 1May Stock
Min.: 1
Mult.: 1