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.
Results: 359.338
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A 9.750In Stock
Min.: 1
Mult.: 1
: 10.000



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

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W,14V 5%,UNIDIR,SMB TVS 8.898In Stock
Min.: 1
Mult.: 1
: 3.200

Bourns Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 15.224In Stock
Min.: 1
Mult.: 1
: 4.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SMF DO219AB 30.614In Stock
Min.: 1
Mult.: 1
: 3.000

HUBER+SUHNER Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 2.5 GHz 52In Stock
Min.: 1
Mult.: 1
Bourns Fuse Holder FB1 FUSE BLOCK 110A FUSE 50In Stock
80Expected 20/10/2026
Min.: 1
Mult.: 1

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 940In Stock
Min.: 1
Mult.: 1

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

Panjit ESD Protection Diodes / TVS Diodes Ultra Low Capacitance ESD Protection 5V 34.620In Stock
Min.: 1
Mult.: 1
: 10.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1.5KW,250V 5%,UNIDIR,SMC TVS 3.290In Stock
Min.: 1
Mult.: 1
: 850

Littelfuse ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial 1.440In Stock
Min.: 1
Mult.: 1
: 800



Phoenix Contact Circuit Breakers CBMC E4 24DC/1-4A+ IOL 85In Stock
Min.: 1
Mult.: 1

TDK NTC (Negative Temperature Coefficient) Thermistors 10k 3988 3% 7.454In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes ESD 20V BI 12.480In Stock
Min.: 1
Mult.: 1
: 15.000
Littelfuse ESD Protection Diodes / TVS Diodes 5V 3A 15kV WLCSP0201 Bi-dir TVS 60.258In Stock
Min.: 1
Mult.: 1
: 10.000

TDK NTC (Negative Temperature Coefficient) Thermistors ICL S364/20 M 21mm 2.194In Stock
Min.: 1
Mult.: 1

Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 2.930In Stock
12.000Expected 03/09/2026
Min.: 1
Mult.: 1
: 3.000

Vishay ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 8.733In Stock
Min.: 1
Mult.: 1
: 3.000



Weidmuller Circuit Breakers CB4201-10, 15.0A/TS35
88In 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

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V 1.965In Stock
Min.: 1
Mult.: 1
: 1.000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V 1.682In Stock
Min.: 1
Mult.: 1
: 1.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 600W 10V UNI SOD-123FL TR13 5.000In Stock
Min.: 1
Mult.: 1
: 5.000