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. 
More...

Please view our selection of circuit protection devices below.
Mga Resulta: 362,009
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
TE Connectivity NTC Thermistors ESAPP-ESA PROBE-RTD PT1000, 2000mm 4May Stock
10Inoorder
Min.: 1
Mult.: 1



PolyPhaser Surge Protection Accessories L-Shaped Adapter 20May Stock
Min.: 1
Mult.: 1
PolyPhaser Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 650MHz - 2.7GHz, 400W, IP67, 30 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount 7May Stock
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Up, Hole Mount 4May Stock
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 36 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount 9May Stock
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.2GHz - 1.6GHz, 10W, IP67, 6 V Max., 175uJ, 15kA, Avalanche Diode 7May Stock
6Inoorder
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors 75 Ohm Type F F/F Coaxial RF Surge Protector, 4MHz - 900MHz, DC Block, 100W, 50kA, Blocking Cap, Bracket Up, Hole Mount 5May Stock
Min.: 1
Mult.: 1
PolyPhaser Connectorized Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount 9May Stock
64Inoorder
Min.: 1
Mult.: 1


PolyPhaser Surge Protection Accessories IX Series Pole Mount Kit 9May Stock
Min.: 1
Mult.: 1


PolyPhaser Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 1 1/4 to 2 1/4 inch 9May Stock
Min.: 1
Mult.: 1
PolyPhaser Connectorized Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM 5May Stock
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter 9May Stock
Min.: 1
Mult.: 1

PolyPhaser Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 0.5MHz - 1GHz, DC Block, 750W, IP67, 15mJ, 20kA, Filter, Bracket Down, Hole Mount 3May Stock
Min.: 1
Mult.: 1


E-T-A Circuit Breaker Accessories 508, DM, 40A Supply Module, IOLink, ATEX 6May Stock
Min.: 1
Mult.: 1



E-T-A Circuit Breaker Accessories 508, DM, 40A Supply Module, Modbus, ATEX 3May Stock
Min.: 1
Mult.: 1

Eaton Electrical Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L 1May Stock
Min.: 1
Mult.: 1
Phoenix Contact Industrial Surge Protectors VAL-SPP-T2-335-1+0-UT-R 8May Stock
Min.: 1
Mult.: 1

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 400W,24V5%,SMFBIDIRTVS 6,809May Stock
Min.: 1
Mult.: 1
: 10,000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS 6,832May Stock
Min.: 1
Mult.: 1
: 10,000

TDK Varistors CANFD, 15pF, 28VDC, 0402 20,000May Stock
Min.: 1
Mult.: 1
: 10,000

TDK Varistors MLV. 0603,37V 2,800May Stock
Min.: 1
Mult.: 1
: 4,000

Eaton Electrical LT340032
Eaton Electrical Circuit Breaker Accessories LG 3 Pole 400A LSI Electronic Trip Unit 1May Stock
Min.: 1
Mult.: 1
Eaton Electrical PDG33M0600FNNN
Eaton Electrical Circuit Breaker Accessories PDG3, 3P, 600A, 65KA/480V, FRAME ONLY 1May Stock
Min.: 1
Mult.: 1
PolyPhaser Surge Protection Accessories Flange to Bulkhead Type N Adapter Kit 22May Stock
63Inoorder
Min.: 1
Mult.: 1
PolyPhaser Connectorized Surge Protectors Type N M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount 7May Stock
3Inaasahan 8/27/2026
Min.: 1
Mult.: 1