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

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.
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: 361.800

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; }

Download Table (.CSV)

Part #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

GDT28H-330-B
Bourns
1: Rp38.362
417In Stock

Mfr. Part No.
GDT28H-330-B

Mouser Part No
652-GDT28H-330-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

Learn More

Datasheet

417In Stock

Rp38.362

Rp32.932

Rp26.451

Rp22.597

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS

P6SMB36CAHE3_B/H
Vishay Semiconductors
1: Rp15.240
640In Stock

Mfr. Part No.
P6SMB36CAHE3_B/H

Mouser Part No
78-P6SMB36CAHE3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS

Learn More

Datasheet

640In Stock

More Info Available

Cut Tape

Rp15.240

Rp9.424

Rp6.096

Rp4.677

Reel

Rp3.959

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS

SMBJ30AHE3_B/H
Vishay Semiconductors
1: Rp14.014
4.718In Stock

Mfr. Part No.
SMBJ30AHE3_B/H

Mouser Part No
78-SMBJ30AHE3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,30V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

4.718In Stock

More Info Available

Cut Tape

Rp14.014

Rp8.759

Rp5.640

Rp4.292

Reel

Rp3.871

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,6.0V 5%,UNIDIR,SMB TVS

SMBJ6.0AHE3_B/I
Vishay Semiconductors
1: Rp14.889
1.430In Stock

Mfr. Part No.
SMBJ6.0AHE3_B/I

Mouser Part No
78-SMBJ6.0AHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,6.0V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

1.430In Stock

More Info Available

Cut Tape

Rp14.889

Rp9.354

Rp6.061

Rp4.642

Reel

Rp3.591

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes 600W,64V 5%,BIDIR,SMB TVS

SMBJ64CAHE3_B/I
Vishay Semiconductors
1: Rp17.517
5.343In Stock

Mfr. Part No.
SMBJ64CAHE3_B/I

Mouser Part No
78-SMBJ64CAHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,64V 5%,BIDIR,SMB TVS

Learn More

Datasheet

5.343In Stock

Cut Tape

Rp17.517

Rp11.001

Rp7.199

Rp5.553

Reel

Rp4.362

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes 1.5KW,85V 5%,UNIDIR,SMC TVS

SMCJ85AHM3_A/H
Vishay Semiconductors
1: Rp22.071
736In Stock
750On Order

Mfr. Part No.
SMCJ85AHM3_A/H

Mouser Part No
78-SMCJ85AHM3_A/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,85V 5%,UNIDIR,SMC TVS

Datasheet

736In Stock

750On Order

Cut Tape

Rp22.071

Rp13.979

Rp9.179

Rp7.147

Reel

Rp6.446

View

Min.: 1
Mult.: 1

: 850

ESD Protection Diodes / TVS Diodes 1.5KW,39V 5%,SMB PAR

T15B39AHM3/H
Vishay Semiconductors
1: Rp21.371
4.400In Stock

Mfr. Part No.
T15B39AHM3/H

Mouser Part No
78-T15B39AHM3H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,39V 5%,SMB PAR

Learn More

Datasheet

4.400In Stock

Cut Tape

Rp21.371

Rp13.418

Rp8.794

Rp6.797

Reel

Rp6.148

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes AEC-Q101

VCUT03G1-SD0HG4-08
Vishay Semiconductors
1: Rp5.255
15.056In Stock

Mfr. Part No.
VCUT03G1-SD0HG4-08

Mouser Part No
78-VCUT03G1SD0HG408

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes AEC-Q101

Learn More

Datasheet

15.056In Stock

Cut Tape

Rp5.255

Rp3.661

Rp753

Rp718

Reel

Rp578

Min.: 1
Mult.: 1

: 15.000

Circuit Breaker Accessories FAZ UL BUS CONNECTOR- CONDUCTOR

BB-UL-TE/50
Eaton Electrical
1: Rp2.934.273
76In Stock
New At Mouser

Mfr. Part No.
BB-UL-TE/50

Mouser Part No
504-BB-UL-TE/50

New At Mouser

Eaton Electrical

Circuit Breaker Accessories FAZ UL BUS CONNECTOR- CONDUCTOR

76In Stock

Rp2.934.273

Rp2.433.111

Rp2.267.400

Rp1.867.312

Rp1.733.833

Min.: 1
Mult.: 1

Circuit Breakers PDG3, 600A FRAME, MCP, STD CALIBRATION

PDG33MH350MSAJ
Eaton Electrical
1: Rp66.102.502
1In Stock
New At Mouser

Mfr. Part No.
PDG33MH350MSAJ

Mouser Part No
504-PDG33MH350MSAJ

New At Mouser

Eaton Electrical

Circuit Breakers PDG3, 600A FRAME, MCP, STD CALIBRATION

Datasheet

1In Stock

Rp66.102.502

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K 5% UL Recognized Standard Lug Sensor

NTCALUGE2C90169
Vishay / BC Components
1: Rp43.267
5.567In Stock
2.000On Order

Mfr. Part No.
NTCALUGE2C90169

Mouser Part No
594-2381-645-90169

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 10K 5% UL Recognized Standard Lug Sensor

Learn More

Datasheet

5.567In Stock

2.000On Order

Rp43.267

Rp35.384

Rp28.728

Rp26.626

View

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

IALNK111-1REC4-63-6.00-AE
AIRPAX
1: Rp5.287.506
10In Stock
3On Order

Mfr. Part No.
IALNK111-1REC4-63-6.00-AE

Mouser Part No
682-K1111REC463600AE

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Datasheet

10In Stock

3On Order

Rp5.287.506

Rp4.618.883

Rp3.208.764

Rp2.820.062

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TA6L - A 22V

TA6L22AHM3/I
Vishay Semiconductors
1: Rp12.262
13.545In Stock

Mfr. Part No.
TA6L22AHM3/I

Mouser Part No
78-TA6L22AHM3I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes TA6L - A 22V

Datasheet

13.545In Stock

Cut Tape

Rp12.262

Rp7.550

Rp4.870

Rp3.714

Reel

Rp2.417

View

Min.: 1
Mult.: 1

: 14.000

Circuit Breakers TEYX CIRCUIT BREAKER 2P 30A

TEYL2030B
ABB
1: Rp29.178.067
1In Stock
New At Mouser

Mfr. Part No.
TEYL2030B

Mouser Part No
894-TEYL2030B

New At Mouser

ABB

Circuit Breakers TEYX CIRCUIT BREAKER 2P 30A

Datasheet

1In Stock

Rp29.178.067

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

3VA99770MA10
Siemens
1: Rp14.767.006
4In Stock
2On Order

Mfr. Part No.
3VA99770MA10

Mouser Part No
982-3VA99770MA10

Siemens

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

Learn More

Datasheet

4In Stock

2On Order

Rp14.767.006

Min.: 1
Mult.: 1

Thermal Cut-offs TCO, High Current, Axial Lead, 55C, Self Hold AEC-Q200

AD55ABB
Bourns
1: Rp36.611
2.479In Stock

Mfr. Part No.
AD55ABB

Mouser Part No
652-AD55ABB

Bourns

Thermal Cut-offs TCO, High Current, Axial Lead, 55C, Self Hold AEC-Q200

Learn More

Datasheet

2.479In Stock

Rp36.611

Rp33.633

Rp25.049

Rp23.473

View

Min.: 1
Mult.: 1

Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology

3400.17.0254
HUBER+SUHNER
1: Rp7.333.842
9In Stock
6On Order

Mfr. Part No.
3400.17.0254

Mouser Part No
455-3400170254

HUBER+SUHNER

Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology

Learn More

Datasheet

9In Stock

6On Order

Rp7.333.842

Rp6.640.870

Rp6.418.754

Min.: 1
Mult.: 1

Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94

2210-S221-P1M3-H0-12A
E-T-A
1: Rp4.526.042
10In Stock
10On Order

Mfr. Part No.
2210-S221-P1M3-H0-12A

Mouser Part No
457-210S221P1M3H012A

E-T-A

Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94

Datasheet

10In Stock

10On Order

Rp4.526.042

Rp3.170.752

Rp3.141.674

Rp3.015.727

View

Min.: 1
Mult.: 1

Circuit Breakers FAZ-NA UL 489 MCB 2P 6A C CURVE

FAZ-D6/2-RT
Eaton Electrical
1: Rp9.305.381
5In Stock
New At Mouser

Mfr. Part No.
FAZ-D6/2-RT

Mouser Part No
504-FAZ-D6/2-RT

New At Mouser

Eaton Electrical

Circuit Breakers FAZ-NA UL 489 MCB 2P 6A C CURVE

Datasheet

5In Stock

Rp9.305.381

Rp7.708.531

Rp7.104.195

Min.: 1
Mult.: 1

Connectorised Surge Protectors Din Rail POE Surge Suppressor, Type B

MJ8-POE-B
Citel
1: Rp2.174.385
144In Stock

Mfr. Part No.
MJ8-POE-B

Mouser Part No
703-MJ8-POE-B

Citel

Connectorised Surge Protectors Din Rail POE Surge Suppressor, Type B

Learn More

Datasheet

144In Stock

Rp2.174.385

Rp1.803.200

Rp1.663.064

Rp1.662.714

View

Min.: 1
Mult.: 1

SCRs Phase Control Thyristor

N0910LC260
IXYS
1: Rp3.772.286
22In Stock

Mfr. Part No.
N0910LC260

Mouser Part No
747-N0910LC260

IXYS

SCRs Phase Control Thyristor

Learn More

Datasheet

22In Stock

Rp3.772.286

Rp3.037.798

Min.: 1
Mult.: 1

Varistors 150VAC 10% 10mm AdvanceD

B72210S2151K551
TDK
1: Rp9.634
6.235In Stock
3.345On Order

Mfr. Part No.
B72210S2151K551

Mouser Part No
871-B72210S2151K551

TDK

Varistors 150VAC 10% 10mm AdvanceD

Learn More

Datasheet

6.235In Stock

3.345On Order

Cut Tape

Rp9.634

Rp5.956

Rp5.185

Rp4.817

Reel

Rp4.099

View

Min.: 1
Mult.: 1

: 1.500

Circuit Breaker Accessories PBII 4 AUX. SWITCH 240V DRAWOUT

SPAS240AB4DR
ABB
1: Rp69.205.463
2In Stock
New At Mouser

Mfr. Part No.
SPAS240AB4DR

Mouser Part No
894-SPAS240AB4DR

New At Mouser

ABB

Circuit Breaker Accessories PBII 4 AUX. SWITCH 240V DRAWOUT

Datasheet

2In Stock

Rp69.205.463

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA125,250 60 IN MAX FLEX CABLE

3VA92780CC30
Siemens
1: Rp12.138.055
4In Stock

Mfr. Part No.
3VA92780CC30

Mouser Part No
982-3VA92780CC30

Siemens

Circuit Breaker Accessories BREAKER 3VA125,250 60 IN MAX FLEX CABLE

Learn More

Datasheet

4In Stock

Rp12.138.055

Rp10.666.101

Rp10.020.074

Min.: 1
Mult.: 1

Circuit Breakers 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 4A

2210-S211-P1F2-H111-4A
E-T-A
1: Rp1.380.515
10In Stock

Mfr. Part No.
2210-S211-P1F2-H111-4A

Mouser Part No
457-2210S211P1F2H14A

E-T-A

Circuit Breakers 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 4A

Datasheet

10In Stock

More Info Available

Rp1.380.515

Rp1.338.124

Rp1.295.382

Rp1.075.018

View

Min.: 1
Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support