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. 
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Please view our selection of circuit protection devices below.
Results: 359,642
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 Mfr.
Description Datasheet Availability Pricing (KRW) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Shibaura Electronics NTC Thermistors Assembly Probe KN3 Type R100=3.3kOhms 2.5% Temp. Range -20 to 300
Datasheet
100In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC Thermistors Assembly Probe RT1 Type R100=3.3kOhms 2.5% Temp. Range -20 to 180
Datasheet
100In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 350W BIDIR SOD323 Automotive
Datasheet
2,044In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

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

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

Shibaura Electronics NTC Thermistors Assembly Probe KTM1 Type R25=10kOhms 2% Temp. Range -30 to 100
Datasheet
90In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC 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 DIO TVS VWM 03V 400W BIDIR SOD323 AUTO GRADE
Datasheet
2,008In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes DIO TVS VWM 36V 400W BIDIR SOD323 AUTO GRADE
Datasheet
2,099In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 18 V, 0.6 pF, 10 kV
Datasheet
2,658In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes TVS SURF MT DO214AA - SMBJ85CA CR T&R
Datasheet
2,312In Stock
Min.: 1
Mult.: 1
: 3,000
YAGEO Varistors MOV 510V 10mm 2.5KA 10% Silcn Coatng Strt Leads AEC-Q200
Datasheet
2,630In Stock
400On Order
Min.: 1
Mult.: 1

Shibaura Electronics NTC Thermistors Assembly Probe EP1 Type R0=30kOhms 3% Temp. Range -30 to 120
Datasheet
100In Stock
Min.: 1
Mult.: 1

Shibaura Electronics NTC 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
1In Stock
9On Order
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes ESD 5V BI SOD323
Datasheet
2,081In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 7V/12V AEC-Q101
Datasheet
1,215In Stock
24,000On Order
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 5,973In Stock
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes "20 V, 50pF, 5A," 7,629In Stock
Min.: 1
Mult.: 1
: 10,000

Littelfuse ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip 7,606In Stock
Min.: 1
Mult.: 1
: 10,000

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 350A
Datasheet
6In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A
Datasheet
3In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 30V, 100A ,DNF2020-6L
Datasheet
3,100In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000