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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: 359.646

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Part #

ESD Protection Diodes / TVS Diodes MSMP - A 8V

MSMP8.0AHM3/H
Vishay Semiconductors
1: Rp7.338
44.805In Stock

Mfr. Part No.
MSMP8.0AHM3/H

Mouser Part No
78-MSMP8.0AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes MSMP - A 8V

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Datasheet

44.805In Stock

Cut Tape

Rp7.338

Rp3.266

Rp2.844

Rp2.128

Reel

Rp1.248

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.500

ESD Protection Diodes / TVS Diodes T4F - A 43V

T4F43AHM3/H
Vishay Semiconductors
1: Rp8.439
35.928In Stock

Mfr. Part No.
T4F43AHM3/H

Mouser Part No
78-T4F43AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 43V

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Datasheet

35.928In Stock

Cut Tape

Rp8.439

Rp3.981

Rp3.247

Rp2.513

Reel

Rp1.816

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes T4F - A 51V

T4F51AHM3/H
Vishay Semiconductors
1: Rp4.953
35.790In Stock

Mfr. Part No.
T4F51AHM3/H

Mouser Part No
78-T4F51AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 51V

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Datasheet

35.790In Stock

Cut Tape

Rp4.953

Rp2.623

Rp2.238

Rp1.835

Reel

Rp1.596

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 4-Line 3.3V 0.3pF ESD SMF2510N10 Z-Ultra

RCLAMP03354P.C
Semtech
1: Rp21.832
11.319In Stock

Mfr. Part No.
RCLAMP03354P.C

Mouser Part No
947-RCLAMP03354P.C

Semtech

ESD Protection Diodes / TVS Diodes 4-Line 3.3V 0.3pF ESD SMF2510N10 Z-Ultra

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Datasheet

11.319In Stock

Cut Tape

Rp21.832

Rp12.475

Rp10.677

Rp8.439

Reel

Rp6.366

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Thermal Cut-offs TCO, High Current, SMD, 135C, Self Hold AEC-Q200

SDD5ABB
Bourns
1: Rp47.333
3.814In Stock

Mfr. Part No.
SDD5ABB

Mouser Part No
652-SDD5ABB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 135C, Self Hold AEC-Q200

Datasheet

3.814In Stock

Cut Tape

Rp47.333

Rp42.746

Rp34.490

Rp30.087

View

Reel

Rp18.713

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

0603L175SLYR
Littelfuse
1: Rp30.087
16.259In Stock

Mfr. Part No.
0603L175SLYR

Mouser Part No
576-0603L175SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

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Datasheet

16.259In Stock

Cut Tape

Rp30.087

Rp25.501

Rp22.566

Rp21.648

View

Reel

Rp14.732

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Automotive Fuses 200A 32VDC Limiter Fuse

0CNL200.V
Littelfuse
1: Rp734.941
916In Stock

Mfr. Part No.
0CNL200.V

Mouser Part No
576-0CNL200.V

Littelfuse

Automotive Fuses 200A 32VDC Limiter Fuse

Datasheet

916In Stock

Rp734.941

Rp609.638

Rp402.695

Rp359.398

Rp353.894

Min.: 1
Mult.: 1

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

1206L300SLTHYR
Littelfuse
1: Rp34.490
45.560In 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

45.560In Stock

Cut Tape

Rp34.490

Rp31.739

Rp26.235

Rp23.850

View

Reel

Rp14.695

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Fuse Holder CLASS G FUSE BLOCK 480V 60A 3 POLE

LFG480603CDINR
Littelfuse
1: Rp1.691.134
468In Stock

Mfr. Part No.
LFG480603CDINR

Mouser Part No
576-LFG480603CDINR

Littelfuse

Fuse Holder CLASS G FUSE BLOCK 480V 60A 3 POLE

Datasheet

468In Stock

Rp1.691.134

Rp1.398.699

Rp1.287.706

Min.: 1
Mult.: 1

Thyristor Surge Protection Devices - TSPD SIDACtor Bi 350V 3000A DO214AB RoHS

P3800S3NLRP
Littelfuse
1: Rp120.900
5.927In Stock

Mfr. Part No.
P3800S3NLRP

Mouser Part No
576-P3800S3NLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD SIDACtor Bi 350V 3000A DO214AB RoHS

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Datasheet

5.927In Stock

Cut Tape

Rp120.900

Rp80.722

Rp58.707

Rp55.772

Rp52.836

Reel

Rp52.836

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes SMA6J - CA 33V

SMA6J33CA
Littelfuse
1: Rp10.457
187.520In Stock

Mfr. Part No.
SMA6J33CA

Mouser Part No
576-SMA6J33CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMA6J - CA 33V

Datasheet

187.520In Stock

Cut Tape

Rp10.457

Rp4.972

Rp4.073

Rp3.284

Reel

Rp1.780

View

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: Rp14.860
402.938In Stock

Mfr. Part No.
SP4024-01FTG

Mouser Part No
576-SP4024-01FTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

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Datasheet

402.938In Stock

Cut Tape

Rp14.860

Rp9.246

Rp5.889

Rp4.495

Reel

Rp3.082

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Circuit Breakers 7A PUSH TO RESET

W28-XQ1A-7
TE Connectivity / P&B
1: Rp74.485
8.629In Stock

Mfr. Part No.
W28-XQ1A-7

Mouser Part No
655-W28-XQ1A-7

TE Connectivity / P&B

Circuit Breakers 7A PUSH TO RESET

Datasheet

8.629In Stock

Rp74.485

Rp66.963

Rp59.991

Rp57.973

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, NTC 4.7K OHM, 5%, 0805

NTCG203JH472JT1
TDK
1: Rp257.211
4.298In Stock

Mfr. Part No.
NTCG203JH472JT1

Mouser Part No
810-NTCG203JH472JT1

TDK

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, NTC 4.7K OHM, 5%, 0805

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Datasheet

4.298In Stock

Cut Tape

Rp257.211

Rp233.728

Rp224.922

Rp214.465

View

Reel

Rp172.819

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

ESD Protection Diodes / TVS Diodes TVS Diode

XBP1013-G
Torex Semiconductor
1: Rp8.990
169.866In Stock

Mfr. Part No.
XBP1013-G

Mouser Part No
865-XBP1013-G

Torex Semiconductor

ESD Protection Diodes / TVS Diodes TVS Diode

Datasheet

169.866In Stock

Cut Tape

Rp8.990

Rp4.935

Rp3.192

Rp2.679

Reel

Rp1.761

View

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ESD Protection Diodes / TVS Diodes TVS 300W 15V 7"RL SOT23 3L

SDC15.TCT
Semtech
1: Rp23.483
97.005In Stock

Mfr. Part No.
SDC15.TCT

Mouser Part No
947-SDC15.TCT

Semtech

ESD Protection Diodes / TVS Diodes TVS 300W 15V 7"RL SOT23 3L

Learn More

Datasheet

97.005In Stock

Cut Tape

Rp23.483

Rp13.980

Rp11.833

Rp9.265

Reel

Rp6.953

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5000V 5KV 1-POLE THROU

B88069X5913S102
TDK
1: Rp134.843
69In Stock
New Product

Mfr. Part No.
B88069X5913S102

Mouser Part No
871-B88069X5913S102

New Product

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5000V 5KV 1-POLE THROU

Datasheet

69In Stock

Rp134.843

Rp120.350

Rp115.947

Rp90.262

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories 14 TERM GROUND BAR+2/0 LUG-CH/BR PON

GBKP1420
Eaton Electrical
1: Rp1.734.431
4In Stock
New Product

Mfr. Part No.
GBKP1420

Mouser Part No
504-GBKP1420

New Product

Eaton Electrical

Circuit Breaker Accessories 14 TERM GROUND BAR+2/0 LUG-CH/BR PON

Datasheet

4In Stock

Rp1.734.431

Rp1.450.802

Rp1.374.666

Rp1.145.524

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories UNDERVOLTAGE RELEASE

NZM4-XU480-525AC
Eaton Electrical
1: Rp15.869.840
1In Stock
New Product

Mfr. Part No.
NZM4-XU480-525AC

Mouser Part No
504-NZM4-XU480-525AC

New Product

Eaton Electrical

Circuit Breaker Accessories UNDERVOLTAGE RELEASE

Datasheet

1In Stock

Rp15.869.840

Rp14.690.560

Rp14.268.051

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS 2KA RATED 170V BI SMTO218 L

LTKAK2-170C-L
Littelfuse
1: Rp511.303
157In Stock

Mfr. Part No.
LTKAK2-170C-L

Mouser Part No
576-LTKAK2-170C-L

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 2KA RATED 170V BI SMTO218 L

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Datasheet

157In Stock

Rp511.303

Rp361.233

Rp361.049

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

TP5.0SMDJ160A
Littelfuse
1: Rp99.068
5.430In Stock

Mfr. Part No.
TP5.0SMDJ160A

Mouser Part No
576-TP5.0SMDJ160A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

Learn More

Datasheet

5.430In Stock

Cut Tape

Rp99.068

Rp65.862

Rp49.901

Rp44.214

Reel

Rp36.692

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

BN-LG05Y5R0MYB
Bourns
1: Rp6.788
13.570In Stock

Mfr. Part No.
BN-LG05Y5R0MYB

Mouser Part No
652-BN-LG05Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

13.570In Stock

Rp6.788

Rp5.467

Rp4.807

Rp3.853

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,12V 5%, DFN3820A TVS

6DFN12A-M3/I
Vishay Semiconductors
1: Rp13.209
27.654In Stock

Mfr. Part No.
6DFN12A-M3/I

Mouser Part No
78-6DFN12A-M3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,12V 5%, DFN3820A TVS

Learn More

Datasheet

27.654In Stock

Cut Tape

Rp13.209

Rp8.109

Rp5.210

Rp3.963

View

Reel

Rp2.257

Min.: 1
Mult.: 1

: 14.000

ESD Protection Diodes / TVS Diodes 600W,47V 5%, DFN3820A TVS

6DFN47A-M3/I
Vishay Semiconductors
1: Rp13.576
12.125In Stock

Mfr. Part No.
6DFN47A-M3/I

Mouser Part No
78-6DFN47A-M3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,47V 5%, DFN3820A TVS

Learn More

Datasheet

12.125In Stock

Cut Tape

Rp13.576

Rp8.366

Rp5.375

Rp4.091

Reel

Rp2.715

View

Min.: 1
Mult.: 1

: 14.000

ESD Protection Diodes / TVS Diodes T4F - A 15V

T4F15AHM3/H
Vishay Semiconductors
1: Rp5.320
34.302In Stock

Mfr. Part No.
T4F15AHM3/H

Mouser Part No
78-T4F15AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 15V

Learn More

Datasheet

34.302In Stock

Cut Tape

Rp5.320

Rp2.825

Rp2.330

Rp1.890

Reel

Rp1.596

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Circuit Protection

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