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: 359,647
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SMF DO219AB 29,995In Stock
Min.: 1
Mult.: 1
: 3,000
Vishay Semiconductors SCRs NEW INPUT THYRISTOR - SUPER-248 973In Stock
Min.: 1
Mult.: 1

Panjit ESD Protection Diodes / TVS Diodes TVS, unidirectional, VRWM 60V, 5KW, SMC 3,100In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes ESD 20V BI 15,142In Stock
Min.: 1
Mult.: 1
: 15,000

Littelfuse ESD Protection Diodes / TVS Diodes ESD 24V BI 12,948In Stock
Min.: 1
Mult.: 1
: 15,000
Littelfuse Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO263 923In Stock
Min.: 1
Mult.: 1
: 500

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1000 V 1,564In Stock
Min.: 1
Mult.: 1
: 1,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V 1,828In Stock
Min.: 1
Mult.: 1
: 1,000



Citel Industrial Surge Protectors DD15-24V D-sub Data Line Surge Protectice Device (SPD) , 24V, 9 wire+G 35In Stock
Min.: 1
Mult.: 1


Semtech ESD Protection Diodes / TVS Diodes uClamp 1-Line ESD & Surge Protection 13,423In Stock
Min.: 1
Mult.: 1
: 15,000

Honeywell NTC Thermistors Uni-Curve w/ bare leads & epoxy 859In Stock
Min.: 1
Mult.: 1

HUBER+SUHNER Connectorized Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Slim Line GDT technology 92In Stock
Min.: 1
Mult.: 1
Littelfuse Automotive Fuses 500AMP 48VDC 125VAC 1,117In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 1,499In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 1,120In Stock
Min.: 1
Mult.: 1
: 800

Littelfuse Triacs 400V 10A 50-50-50mA 11,102In Stock
Min.: 1
Mult.: 1

Phoenix Contact Industrial Surge Protectors PT-IQ-5-HF-12DC-PT 55In Stock
Min.: 1
Mult.: 1

Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10ANO 400In Stock
Min.: 1
Mult.: 1

Vishay Semiconductors SCRs New Input Thyristor - D2PAK-e3 7,244In Stock
Min.: 1
Mult.: 1
: 800

Bel Fuse Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 250mA 450In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse Triacs 16 Amp Standard High Temperature Alternistor TRIAC-TO263 693In Stock
Min.: 1
Mult.: 1
: 500

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V 1,615In Stock
Min.: 1
Mult.: 1
: 1,000


Semtech ESD Protection Diodes / TVS Diodes UCLAMP, 1-LINE 3.6V TVS 16,313In Stock
Min.: 1
Mult.: 1
: 15,000



Weidmuller Circuit Breakers CB4201-10, 15.0A/TS35 96In Stock
Min.: 1
Mult.: 1

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V 1,573In Stock
Min.: 1
Mult.: 1
: 1,000