.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of circuit protection devices below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 360,591

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V

GDT28H-200-BRP
Bourns
1: €1.56
1,615In Stock

Mfr. Part No.
GDT28H-200-BRP

Mouser Part No
652-GDT28H-200-BRP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V

Learn More

Datasheet

1,615In Stock

Cut Tape

€1.56

€1.43

€1.20

€1.10

Reel

€0.771

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes UCLAMP, 1-LINE 3.6V TVS

UCLAMP3611ZVTFT
Semtech
1: €0.585
15,313In Stock

Mfr. Part No.
UCLAMP3611ZVTFT

Mouser Part No
947-UCLAMP3611ZVTFT

Semtech

ESD Protection Diodes / TVS Diodes UCLAMP, 1-LINE 3.6V TVS

15,313In Stock

Cut Tape

€0.585

€0.363

€0.233

€0.176

View

Reel

€0.107

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

ESD Protection Diodes / TVS Diodes Ultra Low Capacitance ESD Protection 5V

PEC11SD03S1Q_R1_00301
Panjit
1: €0.275
34,620In Stock

Mfr. Part No.
PEC11SD03S1Q_R1_00301

Mouser Part No
241-PEC11SD03S1QR131

Panjit

ESD Protection Diodes / TVS Diodes Ultra Low Capacitance ESD Protection 5V

Datasheet

34,620In Stock

Cut Tape

€0.275

€0.122

€0.107

€0.078

Reel

€0.048

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes 1.5KW,250V 5%,UNIDIR,SMC TVS

1.5SMC250AHM3_B/H
Vishay Semiconductors
1: €1.78
3,290In Stock

Mfr. Part No.
1.5SMC250AHM3_B/H

Mouser Part No
78-1.5SMC250AHM3_B/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,250V 5%,UNIDIR,SMC TVS

Learn More

Datasheet

3,290In Stock

Cut Tape

€1.78

€0.886

€0.771

€0.587

Reel

€0.558

View

Min.: 1
Mult.: 1

: 850

Circuit Breakers CB4201-10, 15.0A/TS35

7940102165
Weidmuller
1: €86.56
88In Stock Restricted Availability

Mfr. Part No.
7940102165

Mouser Part No
470-7940102165

Weidmuller

Circuit Breakers CB4201-10, 15.0A/TS35

Datasheet

88In Stock

€86.56

€73.37

€67.41

€58.14

€51.52

Min.: 1
Mult.: 1

Restricted Availability

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

GDT35-35-S1-RP
Bourns
1: €1.53
1,571In Stock

Mfr. Part No.
GDT35-35-S1-RP

Mouser Part No
652-GDT35-35-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

Learn More

Datasheet

1,571In Stock

Cut Tape

€1.53

€1.39

€1.17

€1.08

Reel

€0.765

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V

GDT35-42-S1-RP
Bourns
1: €1.53
1,965In Stock

Mfr. Part No.
GDT35-42-S1-RP

Mouser Part No
652-GDT35-42-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V

Learn More

Datasheet

1,965In Stock

Cut Tape

€1.53

€1.39

€1.17

€1.08

Reel

€0.765

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V

GDT35-47-S1-RP
Bourns
1: €1.53
1,682In Stock

Mfr. Part No.
GDT35-47-S1-RP

Mouser Part No
652-GDT35-47-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V

Learn More

Datasheet

1,682In Stock

Cut Tape

€1.53

€1.39

€1.17

€1.08

Reel

€0.769

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes TVS 30KW 5%BI P600 39V TR13

30KPA39CA
Littelfuse
1: €17.75
1,172In Stock

Mfr. Part No.
30KPA39CA

Mouser Part No
576-30KPA39CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 30KW 5%BI P600 39V TR13

Learn More

Datasheet

1,172In Stock

Cut Tape

€17.75

€13.79

Reel

€13.79

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

30KPA64A
Littelfuse
1: €18.88
1,374In Stock

Mfr. Part No.
30KPA64A

Mouser Part No
576-30KPA64A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

Learn More

Datasheet

1,374In Stock

Cut Tape

€18.88

€12.87

€12.85

€12.55

Reel

€12.55

Min.: 1
Mult.: 1

: 800

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

KLKR002.T
Littelfuse
1: €22.98
1,170In Stock

Mfr. Part No.
KLKR002.T

Mouser Part No
576-KLKR002.T

Littelfuse

Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting

Learn More

Datasheet

1,170In Stock

€22.98

€20.90

€20.89

€17.30

View

Min.: 1
Mult.: 1

Thermal Cut-offs Metal Hybrid PPTC

MHP-TAM6-9-72
Littelfuse
1: €1.48
21,138In Stock

Mfr. Part No.
MHP-TAM6-9-72

Mouser Part No
650-MHP-TAM6-9-72

Littelfuse

Thermal Cut-offs Metal Hybrid PPTC

Learn More

Datasheet

21,138In Stock

€1.48

€1.23

€1.14

€0.937

View

Min.: 1
Mult.: 1

Circuit Breakers CBM E4 24DC/0.5-10A NO-R

2905743
Phoenix Contact
1: €168.93
134In Stock

Mfr. Part No.
2905743

Mouser Part No
651-2905743

Phoenix Contact

Circuit Breakers CBM E4 24DC/0.5-10A NO-R

Learn More

Datasheet

134In Stock

€168.93

Min.: 1
Mult.: 1

Industrial Surge Protectors PLT-SEC-T3-230-FM-UT

2907919
Phoenix Contact
1: €153.72
326In Stock

Mfr. Part No.
2907919

Mouser Part No
651-2907919

Phoenix Contact

Industrial Surge Protectors PLT-SEC-T3-230-FM-UT

Learn More

Datasheet

326In Stock

€153.72

Min.: 1
Mult.: 1

Industrial Surge Protectors Din Rail AC Power Surge Suppressor, 40kA max, 240/120 V Single Phase, 2P

DS240S-120/G
Citel
1: €140.51
126In Stock

Mfr. Part No.
DS240S-120/G

Mouser Part No
703-DS240S-120/G

Citel

Industrial Surge Protectors Din Rail AC Power Surge Suppressor, 40kA max, 240/120 V Single Phase, 2P

Learn More

Datasheet

126In Stock

€140.51

€124.44

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 3%

NTCGP3JH103HCZCCA
TDK
1: €5.74
8,895In Stock

Mfr. Part No.
NTCGP3JH103HCZCCA

Mouser Part No
810-NTCGP3JH103HCZCC

TDK

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 3%

Learn More

Datasheet

8,895In Stock

€5.74

€5.17

€4.96

€4.70

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS, unidirectional, VRWM 60V, 5KW, SMC

5KMC60AS_R1_00001
Panjit
1: €2.05
3,100In Stock

Mfr. Part No.
5KMC60AS_R1_00001

Mouser Part No
241-5KMC60AS

Panjit

ESD Protection Diodes / TVS Diodes TVS, unidirectional, VRWM 60V, 5KW, SMC

Learn More

Datasheet

3,100In Stock

Cut Tape

€2.05

€1.32

€0.903

€0.76

Reel

€0.607

€0.593

MouseReel Available

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes ESD 20V BI

PGB2010201KR-06NR
Littelfuse
1: €0.516
12,832In Stock

Mfr. Part No.
PGB2010201KR-06NR

Mouser Part No
576-PGB2010201KR06NR

Littelfuse

ESD Protection Diodes / TVS Diodes ESD 20V BI

Learn More

Datasheet

12,832In Stock

Cut Tape

€0.516

€0.328

€0.266

€0.254

View

Reel

€0.198

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO263

QJ8035NH4RP
Littelfuse
1: €7.47
923In Stock

Mfr. Part No.
QJ8035NH4RP

Mouser Part No
576-QJ8035NH4RP

Littelfuse

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO263

Learn More

Datasheet

923In Stock

Cut Tape

€7.47

€5.09

€3.78

Reel

€3.53

MouseReel Available

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 150V

GDT35-15-S1-RP
Bourns
1: €1.23
2,692In Stock

Mfr. Part No.
GDT35-15-S1-RP

Mouser Part No
652-GDT35-15-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 150V

Learn More

Datasheet

2,692In Stock

Cut Tape

€1.23

€1.15

€0.998

€0.946

Reel

€0.771

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 1A

1180-01-1A
E-T-A
1: €23.63
1,314In Stock

Mfr. Part No.
1180-01-1A

Mouser Part No
457-1180-01-1A

E-T-A

Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 1A

Learn More

Datasheet

1,314In Stock

€23.63

€18.37

€17.24

€15.07

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

30KPA216CA
Littelfuse
1: €24.65
1,440In Stock

Mfr. Part No.
30KPA216CA

Mouser Part No
576-30KPA216CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

Learn More

Datasheet

1,440In Stock

Cut Tape

€24.65

€18.41

€18.40

€17.93

Reel

€17.93

Min.: 1
Mult.: 1

: 800

Circuit Breakers CBMC E4 24DC/1-4A+ IOL

2910410
Phoenix Contact
1: €186.19
85In Stock

Mfr. Part No.
2910410

Mouser Part No
651-2910410

Phoenix Contact

Circuit Breakers CBMC E4 24DC/1-4A+ IOL

Learn More

Datasheet

85In Stock

€186.19

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

30KPA120CA
Littelfuse
1: €19.30
1,364In Stock

Mfr. Part No.
30KPA120CA

Mouser Part No
576-30KPA120CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

Learn More

Datasheet

1,364In Stock

Cut Tape

€19.30

€14.16

€14.15

€14.14

Reel

€14.14

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

30KPA48CA
Littelfuse
1: €19.32
2,798In Stock

Mfr. Part No.
30KPA48CA

Mouser Part No
576-30KPA48CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS Hi Power Diode 30KPA Axial

Learn More

Datasheet

2,798In Stock

Cut Tape

€19.32

€14.17

€14.15

€13.79

Reel

€13.79

Min.: 1
Mult.: 1

: 800

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support