.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: 359.624

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 #

Surface Mount Fuses 0603 SMD Fuse. Slow Blow 3.5A

0ABB-3500-TM
Bel Fuse
1: Rp15.594
4.171In Stock

Mfr. Part No.
0ABB-3500-TM

Mouser Part No
530-0ABB-3500-TM

Bel Fuse

Surface Mount Fuses 0603 SMD Fuse. Slow Blow 3.5A

Learn More

Datasheet

4.171In Stock

Cut Tape

Rp15.594

Rp14.181

Rp11.833

Rp10.916

View

Reel

Rp6.971

Min.: 1
Mult.: 1

: 5.000

Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 10A, 600VAC/600VDC

0ADAP9100-RE
Bel Fuse
1: Rp69.715
1.806In Stock

Mfr. Part No.
0ADAP9100-RE

Mouser Part No
530-0ADAP9100-RE

Bel Fuse

Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 10A, 600VAC/600VDC

Datasheet

1.806In Stock

Rp69.715

Rp64.394

Rp53.387

Rp49.351

View

Min.: 1
Mult.: 1

Cartridge Fuses FUSE, CERAMIC TUBE 1.25A, 1000VAC/VDC

0ADBC1250-BE
Bel Fuse
1: Rp119.249
974In Stock

Mfr. Part No.
0ADBC1250-BE

Mouser Part No
530-0ADBC1250-BE

Bel Fuse

Cartridge Fuses FUSE, CERAMIC TUBE 1.25A, 1000VAC/VDC

Learn More

Datasheet

974In Stock

Rp119.249

Rp99.068

Rp91.363

Rp75.769

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 15A, 600VAC/500VDC

0ADKP9150-RE
Bel Fuse
1: Rp40.912
1.953In Stock

Mfr. Part No.
0ADKP9150-RE

Mouser Part No
530-0ADKP9150-RE

Bel Fuse

Fuses with Leads - Through Hole FUSE, CERAMIC TUBE 15A, 600VAC/500VDC

Learn More

Datasheet

1.953In Stock

Rp40.912

Rp37.793

Rp31.372

Rp28.987

View

Min.: 1
Mult.: 1

Power Outlet Strips RS-1215-20T

RS-1215-20T
Tripp Lite
Restricted Availability

Mfr. Part No.
RS-1215-20T

Mouser Part No
545-RS-1215-20T

Tripp Lite

Power Outlet Strips RS-1215-20T

Datasheet

Restricted Availability

Cartridge Fuses 250V 1.5A 3.6X10 FA PT PB-FREE

087501.5MRET1P
Littelfuse
1: Rp64.761
894In Stock

Mfr. Part No.
087501.5MRET1P

Mouser Part No
576-087501.5MRET1P

Littelfuse

Cartridge Fuses 250V 1.5A 3.6X10 FA PT PB-FREE

Learn More

Datasheet

894In Stock

Cut Tape

Rp64.761

Rp59.074

Rp57.056

Rp44.764

Reel

Rp31.005

View

Min.: 1
Mult.: 1

: 1.000

Cartridge Fuses 250V 3.6X10 3.15A FUSE SB PT PB-FREE

08773.15MXEP
Littelfuse
1: Rp43.297
1.302In Stock

Mfr. Part No.
08773.15MXEP

Mouser Part No
576-08773.15MXEP

Littelfuse

Cartridge Fuses 250V 3.6X10 3.15A FUSE SB PT PB-FREE

Learn More

Datasheet

1.302In Stock

Rp43.297

Rp35.958

Rp33.206

Rp27.519

View

Min.: 1
Mult.: 1

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

30KPA102A
Littelfuse
1: Rp399.759
724In Stock

Mfr. Part No.
30KPA102A

Mouser Part No
576-30KPA102A

Littelfuse

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

Learn More

Datasheet

724In Stock

Cut Tape

Rp399.759

Rp293.353

Rp292.802

Rp240.149

Reel

Rp239.599

Min.: 1
Mult.: 1

: 800

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

30KPA43A
Littelfuse
1: Rp387.284
742In Stock

Mfr. Part No.
30KPA43A

Mouser Part No
576-30KPA43A

Littelfuse

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

Learn More

Datasheet

742In Stock

Cut Tape

Rp387.284

Rp274.640

Rp274.089

Rp224.922

Reel

Rp224.372

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes ESD 430V BI

AK6-430C-Y
Littelfuse
1: Rp1.416.495
89In Stock

Mfr. Part No.
AK6-430C-Y

Mouser Part No
576-AK6-430C-Y

Littelfuse

ESD Protection Diodes / TVS Diodes ESD 430V BI

Learn More

Datasheet

89In Stock

Rp1.416.495

Rp1.264.223

Rp1.264.039

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo

KLDR1.25TXP
Littelfuse
1: Rp731.088
98In Stock

Mfr. Part No.
KLDR1.25TXP

Mouser Part No
576-KLDR1.25TXP

Littelfuse

Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo

Learn More

Datasheet

98In Stock

Rp731.088

Rp608.720

Rp515.523

Rp469.107

Rp421.408

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

KLKR01.5T
Littelfuse
1: Rp582.302
148In Stock

Mfr. Part No.
KLKR01.5T

Mouser Part No
576-KLKR01.5T

Littelfuse

Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting

Learn More

Datasheet

148In Stock

Rp582.302

Rp483.967

Rp268.769

Min.: 1
Mult.: 1

Triacs 400V 8A Sensing 5-5-5-10mA

L4008L6TP
Littelfuse
1: Rp61.643
1.572In Stock

Mfr. Part No.
L4008L6TP

Mouser Part No
576-L4008L6TP

Littelfuse

Triacs 400V 8A Sensing 5-5-5-10mA

Datasheet

1.572In Stock

Rp61.643

Rp31.188

Rp27.519

Rp26.235

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS200.V
Littelfuse
1: Rp2.902.521
64In Stock

Mfr. Part No.
L70QS200.V

Mouser Part No
576-L70QS200.V

Littelfuse

Industrial & Electrical Fuses 200A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

64In Stock

Rp2.902.521

Rp2.819.597

Rp2.149.784

Rp1.916.240

Min.: 1
Mult.: 1

Triacs 600V 16A 80-80-80mA

Q6016LH6TP
Littelfuse
1: Rp80.539
5.012In Stock

Mfr. Part No.
Q6016LH6TP

Mouser Part No
576-Q6016LH6TP

Littelfuse

Triacs 600V 16A 80-80-80mA

Learn More

Datasheet

5.012In Stock

Rp80.539

Rp41.829

Rp38.160

Rp37.793

Min.: 1
Mult.: 1

Triacs 1000V 12A 50-50-50mA

QK012LH5TP
Littelfuse
1: Rp108.608
900In Stock

Mfr. Part No.
QK012LH5TP

Mouser Part No
576-QK012LH5TP

Littelfuse

Triacs 1000V 12A 50-50-50mA

Datasheet

900In Stock

Rp108.608

Rp71.182

Rp52.470

Rp46.599

Rp41.829

Min.: 1
Mult.: 1

SCRs 25A 400V

S4025NRP
Littelfuse
1: Rp88.978
916In Stock

Mfr. Part No.
S4025NRP

Mouser Part No
576-S4025NRP

Littelfuse

SCRs 25A 400V

Datasheet

916In Stock

Cut Tape

Rp88.978

Rp58.891

Rp41.645

Reel

Rp32.472

MouseReel Available

Min.: 1
Mult.: 1

: 500

SCRs 1000V 40A SCR TO220

SK040RTP
Littelfuse
1: Rp112.644
1.862In Stock

Mfr. Part No.
SK040RTP

Mouser Part No
576-SK040RTP

Littelfuse

SCRs 1000V 40A SCR TO220

Datasheet

1.862In Stock

Rp112.644

Rp75.952

Rp59.074

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 6 CH DIODE ARRAY

SP721APP
Littelfuse
1: Rp64.761
1.280In Stock

Mfr. Part No.
SP721APP

Mouser Part No
576-SP721APP

Littelfuse

ESD Protection Diodes / TVS Diodes 6 CH DIODE ARRAY

Learn More

Datasheet

1.280In Stock

Rp64.761

Rp28.436

Rp22.382

Rp21.098

Rp20.914

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR Array

SP725ABG
Littelfuse
1: Rp68.064
1.719In Stock

Mfr. Part No.
SP725ABG

Mouser Part No
576-SP725ABG

Littelfuse

ESD Protection Diodes / TVS Diodes 6Ch High Energy SCR Array

Learn More

Datasheet

1.719In Stock

Rp68.064

Rp31.739

Rp28.987

Rp25.868

Rp25.684

Min.: 1
Mult.: 1

Surface Mount Fuses 0402 1.5amp 0.06ohm SMD

F0402E1R50FSTR
KYOCERA AVX
1: Rp7.522
13.654In Stock

Mfr. Part No.
F0402E1R50FSTR

Mouser Part No
581-F0402E1R50FSTR

KYOCERA AVX

Surface Mount Fuses 0402 1.5amp 0.06ohm SMD

Learn More

Datasheet

13.654In Stock

Cut Tape

Rp7.522

Rp6.623

Rp5.522

Rp5.063

View

Reel

Rp3.302

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 62.5mA fuse

F0603G0R06FNTR
KYOCERA AVX
1: Rp16.511
21.807In Stock

Mfr. Part No.
F0603G0R06FNTR

Mouser Part No
581-F0603G0R06FNTR

KYOCERA AVX

Surface Mount Fuses 62.5mA fuse

Learn More

Datasheet

21.807In Stock

Cut Tape

Rp16.511

Rp15.154

Rp12.585

Rp11.613

Reel

Rp7.779

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%

PTCCL21H701HBE
Vishay / BC Components
1: Rp88.428
1.361In Stock

Mfr. Part No.
PTCCL21H701HBE

Mouser Part No
594-2381-664-57013

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%

Datasheet

1.361In Stock

Rp88.428

Rp79.071

Rp69.348

Rp61.643

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD

NTCS0603E3104HXT
Vishay / BC Components
1: Rp6.605
9.913In Stock

Mfr. Part No.
NTCS0603E3104HXT

Mouser Part No
594-NTCS0603E3104HXT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 100Kohms 3% SMD

Learn More

Datasheet

9.913In Stock

Cut Tape

Rp6.605

Rp5.981

Rp5.596

Rp5.430

View

Reel

Rp4.220

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 2.2Kohms 3%

NTCS0603E3222HMT
Vishay / BC Components
1: Rp7.889
27.667In Stock

Mfr. Part No.
NTCS0603E3222HMT

Mouser Part No
594-NTCS0603E3222HMT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 2.2Kohms 3%

Learn More

Datasheet

27.667In Stock

Cut Tape

Rp7.889

Rp7.357

Rp6.513

Rp6.128

Reel

Rp4.275

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support