Circuit Protection

Circuit Protection
Circuit Protection devices and components are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Bourns, Eaton, TDK, Littelfuse, Semtech, Vishay, & more.
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Please view our selection of circuit protection devices below.
Results: 360.591
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse Triacs 800V 25A 970In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse Triacs 600V 25A 50mA HI TEMP TO-220AB Isolated 908In Stock
Min.: 1
Mult.: 1

Littelfuse SCRs 600V 25A 962In Stock
Min.: 1
Mult.: 1

Littelfuse SCRs 55A 800V 739In Stock
Min.: 1
Mult.: 1
: 500

Littelfuse SCRs 1000V 55A 1.547In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 0.3V 3A 0.2pF 12kV WLCSP0201 Bi-dir TVS 11.671In Stock
Min.: 1
Mult.: 1
: 10.000

Littelfuse ESD Protection Diodes / TVS Diodes 12V 100W 120.158In Stock
Min.: 1
Mult.: 1
: 10.000

Littelfuse Industrial & Electrical Fuses 6A 1500 VDC Solar 30kA Photovoltaic 178In Stock
Min.: 1
Mult.: 1

Vishay / BC Components PTC (Positive Temperature Coefficient) Thermistors .7ohms 20% 1.125In Stock
Min.: 1
Mult.: 1

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 4.7Kohms 3% 2.436In Stock
Min.: 1
Mult.: 1

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 47Kohms 5% SMD 9.951In Stock
Min.: 1
Mult.: 1
: 4.000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors Glass Protected NTC Thermistor 0805, 2.2kOhms, 5%, 210mW 10.207In Stock
Min.: 1
Mult.: 1
: 4.000

Vishay / BC Components NTC (Negative Temperature Coefficient) Thermistors 10K 1% 3435K 80MM AWG24 509In Stock
Min.: 1
Mult.: 1

Texas Instruments PTC (Positive Temperature Coefficient) Thermistors 1% 100-kohm linear t hermistor in 0402 A A 595-TMP6331DECT 37.327In Stock
Min.: 1
Mult.: 1
: 10.000

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 1500W 130V Bidirect 4.224In Stock
Min.: 1
Mult.: 1
: 1.400

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 5000W 45V Unidirect 1.157In Stock
Min.: 1
Mult.: 1
: 800

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 600W 30V 5% Uni 4.050In Stock
Min.: 1
Mult.: 1
: 750

Vishay Semiconductors ESD Protection Diodes / TVS Diodes 30V 1000W UniDir TransZorb 5% Tol 35.931In Stock
Min.: 1
Mult.: 1
: 750

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT 1.204In Stock
Min.: 1
Mult.: 1

Phoenix Contact Industrial Surge Protectors TTC-6P-3-24DC-PT-I 7In Stock
Min.: 1
Mult.: 1


Phoenix Contact Circuit Breakers CAPAROC E2 12-24DC/2-10A 152In Stock
Min.: 1
Mult.: 1

Phoenix Contact Surge Protection Accessories PT 2XEX(i)-BE 21In Stock
Min.: 1
Mult.: 1



Phoenix Contact Industrial Surge Protectors PT 3-HF-12DC-ST 25In Stock
Min.: 1
Mult.: 1

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 60volts 10.500In Stock
Min.: 1.500
Mult.: 1.500
: 1.500

Bourns Thermal Cut-offs TRIP TEMP 90C 5C TOL 3.108In Stock
Min.: 1
Mult.: 1