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
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 Mfr.
Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe EPW1 Type R50=3.485kOhms 2% Temp. Range -20 to 120
Datasheet
100In Stock
Min.: 1
Mult.: 1

Phoenix Contact Industrial Surge Protectors SFP2-1S-1-10A-120AC-UT
Datasheet
2In Stock
8Expected 06/10/2026
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 5V, 6A, SOD882
Datasheet
10 070In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10 000

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MG1 Type R180=1.247kOhms 3% Temp. Range -40 to 200
Datasheet
100In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MP3 Type R200=1.0kOhms 5% Temp. Range -40 to 200
Datasheet
100In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe KN3 Type R100=3.3kOhms 2.5% Temp. Range -20 to 300
Datasheet
99In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe RT1 Type R100=3.3kOhms 2.5% Temp. Range -20 to 180
Datasheet
99In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 350W BIDIR SOD323 Automotive
Datasheet
1 952In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

TE Connectivity NTC (Negative Temperature Coefficient) Thermistors Glass Encapsulated NTC Thermistor, Probe, Surface Mount 15K4
Datasheet
1In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes TVS 3KW 30V 5%BI DO-214AB Foldback TR13
Datasheet
2 100In Stock
3 000Expected 16/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe KT1 Type R25=10kOhms 5% Temp. Range -30 to 80
Datasheet
100In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe KTM1 Type R25=10kOhms 2% Temp. Range -30 to 100
Datasheet
88In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe CE1 Type R25=10kOhms 3% Temp. Range -30 to 80
Datasheet
100In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes SOD323 03V 400W BIDIR
Datasheet
1 909In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

Bourns ESD Protection Diodes / TVS Diodes SOD323 36V 400W BIDIR
Datasheet
2 092In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

TDK NTC (Negative Temperature Coefficient) Thermistors SMD NTC Thermistor 1206 5kOhm 3% B-3455 HT Series
Datasheet
2 800In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4 000

Littelfuse ESD Protection Diodes / TVS Diodes TVS 6KA RATED 700V BI AXIAL
Datasheet
4In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A
Datasheet
3In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 7V & 12V 75pF 20A SOT23-3L
Datasheet
2 042In Stock
100Expected 17/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe HT1 Type R100=3.3kOhms 2.5% Temp. Range -20 to 180
Datasheet
99In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC (Negative Temperature Coefficient) Thermistors Assembly Probe EP1 Type R100=3.3kOhms 5% Temp. Range -30 to 120
Datasheet
49In Stock
100Expected 16/12/2026
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes SOD323 12V 400W BIDIR
Datasheet
1 991In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3 000

Littelfuse Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A
Datasheet
3In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A
Datasheet
3In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 4V, 0.55pF, 20A, SOD882 5 531In Stock
Min.: 1
Mult.: 1
: 10 000