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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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Part #

Resettable Fuses - PPTC PTC 7.5A 16V RADIAL LEADED HI-TEMP

MF-RHT750-0
Bourns
1: Rp22.933
7.284In Stock

Mfr. Part No.
MF-RHT750-0

Mouser Part No
652-MF-RHT750-0

Bourns

Resettable Fuses - PPTC PTC 7.5A 16V RADIAL LEADED HI-TEMP

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Datasheet

7.284In Stock

Rp22.933

Rp20.181

Rp15.062

Rp14.732

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V .33A-HD 4.5A MAX

MF-RM033/240-2
Bourns
1: Rp12.659
13.355In Stock

Mfr. Part No.
MF-RM033/240-2

Mouser Part No
652-MF-RM033/240-2

Bourns

Resettable Fuses - PPTC 240V .33A-HD 4.5A MAX

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Datasheet

13.355In Stock

Cut Tape

Rp12.659

Rp11.521

Rp9.577

Rp8.843

View

Reel

Rp5.706

Min.: 1
Mult.: 1

: 4.000

Resettable Fuses - PPTC 60V .145A-HD 3A MAX

MF-RX014/250-0
Bourns
1: Rp13.393
10.511In Stock

Mfr. Part No.
MF-RX014/250-0

Mouser Part No
652-MF-RX014/250-0

Bourns

Resettable Fuses - PPTC 60V .145A-HD 3A MAX

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Datasheet

10.511In Stock

Rp13.393

Rp10.237

Rp9.595

Rp7.247

View

Min.: 1
Mult.: 1

Thermal Cut-offs Trip Temp 72c 5c TOL

NR72CB0
Bourns
1: Rp31.922
4.427In Stock

Mfr. Part No.
NR72CB0

Mouser Part No
652-NR72CB0

Bourns

Thermal Cut-offs Trip Temp 72c 5c TOL

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Datasheet

4.427In Stock

Rp31.922

Rp26.785

Rp21.648

Rp18.713

View

Min.: 1
Mult.: 1

Varistors PV 130V 10%

PV130K3225R2
Bourns
1: Rp13.393
6.457In Stock

Mfr. Part No.
PV130K3225R2

Mouser Part No
652-PV130K3225R2

Bourns

Varistors PV 130V 10%

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Datasheet

6.457In Stock

Cut Tape

Rp13.393

Rp8.347

Rp7.412

Rp6.916

Reel

Rp5.962

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

Varistors PV 60V 10%

PV60K3225R2
Bourns
1: Rp13.393
4.694In Stock

Mfr. Part No.
PV60K3225R2

Mouser Part No
652-PV60K3225R2

Bourns

Varistors PV 60V 10%

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Datasheet

4.694In Stock

Cut Tape

Rp13.393

Rp8.402

Rp7.412

Rp6.916

Reel

Rp5.926

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

Thermal Cut-offs HC TCO 82C BL-51

SA82SB0
Bourns
1: Rp16.328
8.360In Stock

Mfr. Part No.
SA82SB0

Mouser Part No
652-SA82SB0

Bourns

Thermal Cut-offs HC TCO 82C BL-51

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Datasheet

8.360In Stock

Cut Tape

Rp16.328

Rp15.356

Rp14.383

Rp13.723

View

Reel

Rp9.008

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

SF-0402F0315-2
Bourns
1: Rp12.475
6.974In Stock

Mfr. Part No.
SF-0402F0315-2

Mouser Part No
652-SF-0402F0315-2

Bourns

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

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Datasheet

6.974In Stock

Cut Tape

Rp12.475

Rp9.925

Rp8.366

Rp7.338

View

Reel

Rp4.642

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Surface Mount Fuses 0.75A Fast Acting 0402 SinglFuse

SF-0402F075-2
Bourns
1: Rp12.475
16.715In Stock

Mfr. Part No.
SF-0402F075-2

Mouser Part No
652-SF-0402F075-2

Bourns

Surface Mount Fuses 0.75A Fast Acting 0402 SinglFuse

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Datasheet

16.715In Stock

Cut Tape

Rp12.475

Rp9.925

Rp8.366

Rp7.338

View

Reel

Rp4.642

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

SF-0402F150-2
Bourns
1: Rp12.475
17.977In Stock

Mfr. Part No.
SF-0402F150-2

Mouser Part No
652-SF-0402F150-2

Bourns

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

Learn More

Datasheet

17.977In Stock

Cut Tape

Rp12.475

Rp9.925

Rp8.366

Rp7.338

View

Reel

Rp4.788

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

SF-0402F300-2
Bourns
1: Rp9.907
15.061In Stock

Mfr. Part No.
SF-0402F300-2

Mouser Part No
652-SF-0402F300-2

Bourns

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

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Datasheet

15.061In Stock

Cut Tape

Rp9.907

Rp9.246

Rp8.219

Rp7.834

View

Reel

Rp4.642

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Surface Mount Fuses 0603 time-lag met-foil. 1.5A Auto

SF-0603SPA150R-2
Bourns
1: Rp13.760
6.355In Stock

Mfr. Part No.
SF-0603SPA150R-2

Mouser Part No
652-SF-0603SPA150R-2

Bourns

Surface Mount Fuses 0603 time-lag met-foil. 1.5A Auto

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Datasheet

6.355In Stock

Cut Tape

Rp13.760

Rp12.750

Rp11.209

Rp10.659

View

Reel

Rp8.714

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 1.5A 63V FAST ACTING

SF-1206FP150-2
Bourns
1: Rp12.475
26.053In Stock

Mfr. Part No.
SF-1206FP150-2

Mouser Part No
652-SF-1206FP150-2

Bourns

Surface Mount Fuses 1.5A 63V FAST ACTING

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Datasheet

26.053In Stock

Cut Tape

Rp12.475

Rp9.925

Rp8.366

Rp7.338

View

Reel

Rp4.623

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 1206 slow-blow met-foil. 20A Auto

SF-1206SA2000R-2
Bourns
1: Rp17.979
7.671In Stock

Mfr. Part No.
SF-1206SA2000R-2

Mouser Part No
652-SF-1206SA2000R-2

Bourns

Surface Mount Fuses 1206 slow-blow met-foil. 20A Auto

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Datasheet

7.671In Stock

Cut Tape

Rp17.979

Rp14.292

Rp12.035

Rp10.457

View

Reel

Rp6.403

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses .5A 63V TIME DELAY

SF-1206SP050-2
Bourns
1: Rp13.209
7.944In Stock

Mfr. Part No.
SF-1206SP050-2

Mouser Part No
652-SF-1206SP050-2

Bourns

Surface Mount Fuses .5A 63V TIME DELAY

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Datasheet

7.944In Stock

Cut Tape

Rp13.209

Rp10.512

Rp8.843

Rp7.779

View

Reel

Rp4.898

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Thyristor Surge Protection Devices - TSPD 120V

TISP4145H3BJR-S
Bourns
1: Rp26.602
11.304In Stock

Mfr. Part No.
TISP4145H3BJR-S

Mouser Part No
652-TISP4145H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 120V

Learn More

Datasheet

11.304In Stock

Cut Tape

Rp26.602

Rp16.456

Rp10.842

Rp8.494

Reel

Rp6.623

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 200volts

TISP4265M3BJR-S
Bourns
1: Rp22.566
11.987In Stock

Mfr. Part No.
TISP4265M3BJR-S

Mouser Part No
652-TISP4265M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 200volts

Learn More

Datasheet

11.987In Stock

Cut Tape

Rp22.566

Rp14.145

Rp9.301

Rp7.228

Reel

Rp5.687

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4310T3BJR-S
Bourns
1: Rp22.566
11.050In Stock

Mfr. Part No.
TISP4310T3BJR-S

Mouser Part No
652-TISP4310T3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

Datasheet

11.050In Stock

Cut Tape

Rp22.566

Rp14.145

Rp9.301

Rp7.228

Reel

Rp6.311

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Industrial Surge Protectors Panel Mount Heavy Duty AC Surge Suppressor, 50kA, 120/240V Split Phase

M50-120T-A
Citel
1: Rp3.603.154
8In Stock

Mfr. Part No.
M50-120T-A

Mouser Part No
703-M50-120T-A

Citel

Industrial Surge Protectors Panel Mount Heavy Duty AC Surge Suppressor, 50kA, 120/240V Split Phase

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Datasheet

8In Stock

Rp3.603.154

Rp3.602.054

Rp3.178.078

Rp3.177.711

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 150ohms 1% Linear

TFPT0603L1500FV
Vishay / Dale
1: Rp20.548
4.859In Stock

Mfr. Part No.
TFPT0603L1500FV

Mouser Part No
71-TFPT0603L1500FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors 150ohms 1% Linear

Learn More

Datasheet

4.859In Stock

Cut Tape

Rp20.548

Rp19.447

Rp18.199

Rp17.374

Reel

Rp13.191

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 5% Linear

TFPT0805L1001JM
Vishay / Dale
1: Rp20.181
4.345In Stock

Mfr. Part No.
TFPT0805L1001JM

Mouser Part No
71-TFPT0805L1001JM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 5% Linear

Learn More

Datasheet

4.345In Stock

Cut Tape

Rp20.181

Rp15.062

Rp12.053

Rp11.338

View

Reel

Rp7.834

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ESD Protection Diodes / TVS Diodes WE-VE ESD 0805 12Vdc 56pF

82350120560
Wurth Elektronik
1: Rp7.889
6.742In Stock

Mfr. Part No.
82350120560

Mouser Part No
710-82350120560

Wurth Elektronik

ESD Protection Diodes / TVS Diodes WE-VE ESD 0805 12Vdc 56pF

Datasheet

6.742In Stock

Cut Tape

Rp7.889

Rp7.118

Rp7.063

Rp6.568

Rp6.036

Reel

Rp5.265

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Varistors WE-VEA MOV SMD Array 0508 5VDC 10pF

82380050100
Wurth Elektronik
1: Rp27.336
3.821In Stock

Mfr. Part No.
82380050100

Mouser Part No
710-82380050100

Wurth Elektronik

Varistors WE-VEA MOV SMD Array 0508 5VDC 10pF

Datasheet

3.821In Stock

Cut Tape

Rp27.336

Rp20.364

Rp17.631

Rp17.557

View

Reel

Rp16.016

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

ESD Protection Diodes / TVS Diodes RASMID™ Series - Transient Voltage Suppressor

VS3V3BB1FST27N
ROHM Semiconductor
1: Rp6.788
49.925In Stock

Mfr. Part No.
VS3V3BB1FST27N

Mouser Part No
755-VS3V3BB1FST27N

ROHM Semiconductor

ESD Protection Diodes / TVS Diodes RASMID™ Series - Transient Voltage Suppressor

Learn More

Datasheet

49.925In Stock

Cut Tape

Rp6.788

Rp4.385

Rp2.403

Rp1.908

View

Reel

Rp1.229

MouseReel Available

Min.: 1
Mult.: 1

: 27.000

ESD Protection Diodes / TVS Diodes 3KW 78V 5% BIDIRECT

SMC3K78CAHM3/57
Vishay Semiconductors
1: Rp61.092
1.700In Stock

Mfr. Part No.
SMC3K78CAHM3/57

Mouser Part No
78-SMC3K78CAHM3/57

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 3KW 78V 5% BIDIRECT

Learn More

Datasheet

1.700In Stock

Cut Tape

Rp61.092

Rp33.206

Rp29.904

Rp22.933

Reel

Rp21.281

View

MouseReel Available

Min.: 1
Mult.: 1

: 850

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