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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.

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Types of Circuit Protection

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Results: 362.044

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Download Table (.CSV)

Part #

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

1206L300SLTHYR
Littelfuse
1: Rp28.027
54.470In Stock

Mfr. Part No.
1206L300SLTHYR

Mouser Part No
576-1206L300SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

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Datasheet

54.470In Stock

Cut Tape

Rp28.027

Rp23.998

Rp21.196

Rp19.619

View

Reel

Rp12.752

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

15KPA26CA
Littelfuse
1: Rp145.216
3.802In Stock

Mfr. Part No.
15KPA26CA

Mouser Part No
576-15KPA26CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS AXIAL HI-POWER

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Datasheet

3.802In Stock

Cut Tape

Rp145.216

Rp101.423

Rp86.709

Rp83.731

Reel

Rp79.177

Quote

Min.: 1
Mult.: 1

Reel: 800

ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode Axial

30KPA300CA
Littelfuse
1: Rp459.821
1.046In Stock

Mfr. Part No.
30KPA300CA

Mouser Part No
576-30KPA300CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS Hi-Power Diode Axial

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Datasheet

1.046In Stock

Cut Tape

Rp459.821

Rp357.347

Rp357.172

Reel

Rp333.699

Min.: 1
Mult.: 1

Reel: 800

ESD Protection Diodes / TVS Diodes SMA6J - CA 33V

SMA6J33CA
Littelfuse
1: Rp9.459
194.383In Stock

Mfr. Part No.
SMA6J33CA

Mouser Part No
576-SMA6J33CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMA6J - CA 33V

Datasheet

194.383In Stock

Cut Tape

Rp9.459

Rp5.045

Rp2.803

Rp2.750

Reel

Rp1.577

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5.000

ESD Protection Diodes / TVS Diodes 2 channels telecom/datacom

SP03-6BTG
Littelfuse
1: Rp28.027
57.995In Stock

Mfr. Part No.
SP03-6BTG

Mouser Part No
576-SP03-6BTG

Littelfuse

ESD Protection Diodes / TVS Diodes 2 channels telecom/datacom

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Datasheet

57.995In Stock

Cut Tape

Rp28.027

Rp23.998

Rp19.444

Rp18.043

Reel

Rp16.483

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR

SP725ABTG
Littelfuse
1: Rp30.129
11.253In Stock

Mfr. Part No.
SP725ABTG

Mouser Part No
576-SP725ABTG

Littelfuse

ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR

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Datasheet

11.253In Stock

Cut Tape

Rp30.129

Rp29.779

Rp29.604

Rp29.253

Rp28.378

Reel

Rp24.699

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Board Mount Surge Protectors 100V Overvoltage, Undervoltage & Reverse

LTC4367IDD#TRPBF
Analog Devices
1: Rp111.934
7.438In Stock
2.500On Order

Mfr. Part No.
LTC4367IDD#TRPBF

Mouser Part No
584-LTC4367IDD#TRPBF

Analog Devices

Board Mount Surge Protectors 100V Overvoltage, Undervoltage & Reverse

Datasheet

7.438In Stock

2.500On Order

Cut Tape

Rp111.934

Rp86.184

Rp79.702

Rp72.520

Rp72.170

Reel

Rp71.995

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

NTC (Negative Temperature Coefficient) Thermistors 10Kohms 2%

NTCLE203E3103GB0
Vishay / BC Components
1: Rp15.415
24.336In Stock

Mfr. Part No.
NTCLE203E3103GB0

Mouser Part No
594-NTCLE203E3103GB0

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 10Kohms 2%

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Datasheet

24.336In Stock

Rp15.415

Rp14.662

Rp13.681

Rp13.208

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

PTCEL13R121MBE
Vishay / BC Components
1: Rp33.107
21.760In Stock

Mfr. Part No.
PTCEL13R121MBE

Mouser Part No
594-PTCEL13R121MBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

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Datasheet

21.760In Stock

Rp33.107

Rp31.531

Rp29.779

Rp28.553

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A81-A350X

B88069X2380S102
EPCOS / TDK
1: Rp32.932
20.600In Stock

Mfr. Part No.
B88069X2380S102

Mouser Part No
871-B88069X2380S102

EPCOS / TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A81-A350X

Datasheet

20.600In Stock

Rp32.932

Rp30.304

Rp25.049

Rp18.568

View

Min.: 1
Mult.: 1

Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 40mA

0AMA-0040-TD
Bel Fuse
1: Rp146.442
922In Stock

Mfr. Part No.
0AMA-0040-TD

Mouser Part No
530-0AMA-0040-TD

Bel Fuse

Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 40mA

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Datasheet

922In Stock

Cut Tape

Rp146.442

Rp121.568

Rp112.284

Rp93.015

View

Reel

Rp59.032

Min.: 1
Mult.: 1

Reel: 500

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO263

QJ8035NH4RP
Littelfuse
1: Rp63.412
922In Stock

Mfr. Part No.
QJ8035NH4RP

Mouser Part No
576-QJ8035NH4RP

Littelfuse

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO263

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Datasheet

922In Stock

Cut Tape

Rp63.412

Reel

Rp63.412

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Automotive Fuses 1000V-Rated fuse for EV/HEV/ESS 250A

0ALABK250-BA
Bel Fuse
1: Rp1.179.069
78In Stock
44On Order

Mfr. Part No.
0ALABK250-BA

Mouser Part No
530-0ALABK250-BA

Bel Fuse

Automotive Fuses 1000V-Rated fuse for EV/HEV/ESS 250A

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Datasheet

78In Stock

44On Order

Rp1.179.069

Rp1.130.372

Rp1.008.454

Rp982.529

Rp958.005

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 300V

GDT35-30-S1-RP
Bourns
1: Rp28.553
1.947In Stock

Mfr. Part No.
GDT35-30-S1-RP

Mouser Part No
652-GDT35-30-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 300V

Learn More

Datasheet

1.947In Stock

Cut Tape

Rp28.553

Rp26.451

Rp21.896

Rp20.145

Reel

Rp14.136

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

Varistors 10mm, 680Vac, 10%, Compact Series

B72310S0681K101
EPCOS / TDK
1: Rp9.810
8.142In Stock

Mfr. Part No.
B72310S0681K101

Mouser Part No
871-B72310S0681K101

EPCOS / TDK

Varistors 10mm, 680Vac, 10%, Compact Series

Learn More

Datasheet

8.142In Stock

Rp9.810

Rp6.148

Rp5.360

Rp4.922

View

Min.: 1
Mult.: 1

Varistors 14mm, 350Vac, 10%, AdvanceD Compact Series

B72314S2351K101
EPCOS / TDK
1: Rp7.532
7.527In Stock

Mfr. Part No.
B72314S2351K101

Mouser Part No
871-B72314S2351K101

EPCOS / TDK

Varistors 14mm, 350Vac, 10%, AdvanceD Compact Series

Learn More

Datasheet

7.527In Stock

Rp7.532

Rp4.660

Rp4.046

Rp3.468

View

Min.: 1
Mult.: 1

Circuit Breakers CB4201-10, 15.0A/TS35

7940102165
Weidmuller
1: Rp1.630.658
96In Stock
81On Order

Mfr. Part No.
7940102165

Mouser Part No
470-7940102165

Weidmuller

Circuit Breakers CB4201-10, 15.0A/TS35

Datasheet

96In Stock

81On Order

Rp1.630.658

Rp1.340.926

Rp1.023.869

Rp1.007.928

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 7V 2.5A 0.3pF 22kV SOD523 Uni-dir TVS

SC3530-01LTG
Littelfuse
1: Rp8.583
31.296In Stock

Mfr. Part No.
SC3530-01LTG

Mouser Part No
576-SC3530-01LTG

Littelfuse

ESD Protection Diodes / TVS Diodes 7V 2.5A 0.3pF 22kV SOD523 Uni-dir TVS

Learn More

Datasheet

31.296In Stock

Cut Tape

Rp8.583

Rp5.238

Rp2.102

Rp2.032

Reel

Rp1.559

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5.000

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

GDT35-42-S1-RP
Bourns
1: Rp28.553
1.975In 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

1.975In Stock

Cut Tape

Rp28.553

Rp26.451

Rp21.896

Rp20.145

Reel

Rp14.627

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

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

GDT35-47-S1-RP
Bourns
1: Rp28.553
1.762In 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

1.762In Stock

Cut Tape

Rp28.553

Rp26.451

Rp21.896

Rp20.145

Reel

Rp14.346

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

Board Mount Surge Protectors Overvoltage Prot Cntr

LTC1696ES6#TRPBF
Analog Devices
1: Rp109.832
6.417In Stock

Mfr. Part No.
LTC1696ES6#TRPBF

Mouser Part No
584-LTC1696ES6#TRPBF

Analog Devices

Board Mount Surge Protectors Overvoltage Prot Cntr

Datasheet

6.417In Stock

Cut Tape

Rp109.832

Rp84.432

Rp77.951

Rp70.944

View

Reel

Rp62.010

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Board Mount Surge Protectors Surge Stopper w/ Ideal Diode

LTC4364IDE-2#PBF
Analog Devices
1: Rp212.306
3.553In Stock
4.495On Order

Mfr. Part No.
LTC4364IDE-2#PBF

Mouser Part No
584-LTC4364IDE-2#PBF

Analog Devices

Board Mount Surge Protectors Surge Stopper w/ Ideal Diode

Datasheet

3.553In Stock

4.495On Order

Rp212.306

Rp166.762

Rp138.559

Rp136.282

View

Min.: 1
Mult.: 1

Board Mount Surge Protectors 100V UV/OV & Reverse Prot Cntr w/ Bi-dir

LTC4368IMS-2#PBF
Analog Devices
1: Rp125.422
10.496In Stock

Mfr. Part No.
LTC4368IMS-2#PBF

Mouser Part No
584-LTC4368IMS2PBF

Analog Devices

Board Mount Surge Protectors 100V UV/OV & Reverse Prot Cntr w/ Bi-dir

Datasheet

10.496In Stock

Rp125.422

Rp96.869

Rp85.133

Rp81.629

View

Min.: 1
Mult.: 1

Circuit Breakers CAPAROC E2 12-24DC/2-10A

1110984
Phoenix Contact
1: Rp1.498.054
169In Stock

Mfr. Part No.
1110984

Mouser Part No
651-1110984

Phoenix Contact

Circuit Breakers CAPAROC E2 12-24DC/2-10A

Learn More

Datasheet

169In Stock

Rp1.498.054

Rp1.377.712

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

311P18-06S7R6
Measurement Specialties
1: Rp9.278.054
44In Stock

Mfr. Part No.
311P18-06S7R6

Mouser Part No
657-311P18-06S7R6

Measurement Specialties

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

Datasheet

44In Stock

Rp9.278.054

Rp8.482.257

Rp7.813.283

Rp7.325.609

View

Min.: 1
Mult.: 1

Circuit Protection

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