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: 359.447
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Vishay Semiconductors ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SMF DO219AB 23.680In Stock
Min.: 1
Mult.: 1
: 3.000

Littelfuse ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 440V 3.822In Stock
3.000Expected 30/12/2026
Min.: 1
Mult.: 1
: 3.000

Vishay / Cera-Mite PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30% 548In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses 600V 50A RoHS 58In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 250V 1.740In Stock
Min.: 1
Mult.: 1
: 3.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 5000W 28V Bi DO-214AB TR13 3.918In Stock
Min.: 1
Mult.: 1
: 2.500

Littelfuse Thermal Cut-offs 16V 500A MAX 4.000In Stock
Min.: 1
Mult.: 1

Bourns Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6 108In Stock
Min.: 1
Mult.: 1

Littelfuse Automotive Fuses Fuse - Mega 70V (SF51) 2-M8 holes 250A 2.704In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 400V 1.870In Stock
Min.: 1
Mult.: 1
: 3.000

Littelfuse ESD Protection Diodes / TVS Diodes Zen TVS 5000W 33V Bi DO-214AB TR13 3.560In Stock
Min.: 1
Mult.: 1
: 2.500

Littelfuse Varistors 35VAC 45VDC 1800pF AEC-Q200 1.404In Stock
Min.: 1
Mult.: 1
: 1.000

Littelfuse ESD Protection Diodes / TVS Diodes TVS ARRAY 18.404In Stock
Min.: 1
Mult.: 1
: 10.000

Littelfuse ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS 5.088In Stock
Min.: 1
Mult.: 1
: 3.000
Littelfuse ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS 5.555In Stock
Min.: 1
Mult.: 1
: 3.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade 22.761In Stock
Min.: 1
Mult.: 1
: 14.000

Bourns NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk 11.467In Stock
Min.: 1
Mult.: 1

Bourns NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk 11.348In Stock
Min.: 1
Mult.: 1

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 16V 39.947In Stock
Min.: 1
Mult.: 1
: 10.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 24V 35.970In Stock
Min.: 1
Mult.: 1
: 3.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 36V 35.980In Stock
Min.: 1
Mult.: 1
: 3.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes T4F - A 39V 38.559In Stock
Min.: 1
Mult.: 1
: 10.000

Littelfuse Surface Mount Fuses 260C .200A SMF NANO CLIP VFA 17.837In Stock
Min.: 1
Mult.: 1
: 1.500

Littelfuse Cartridge Fuses 250V 4A Slo-Blo 12.638In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 8A Medium Acting 20.158In Stock
7.000Expected 22/09/2026
Min.: 1
Mult.: 1