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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: 366,152

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Part #

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

MF-RHT750-0
Bourns
1: $1.70
8,300In 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

8,300In Stock

$1.70

$1.57

$1.17

$1.15

View

Min.: 1
Mult.: 1

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

MF-RX014/250-0
Bourns
1: $1.04
10,892In 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

10,892In Stock

$1.04

$0.798

$0.748

$0.565

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V 3.0A-HD 100A MAX

MF-SM300-2
Bourns
1: $0.744
8,901In Stock

Mfr. Part No.
MF-SM300-2

Mouser Part No
652-MF-SM300-2

Bourns

Resettable Fuses - PPTC 6V 3.0A-HD 100A MAX

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Datasheet

Product Comments

8,901In Stock

Cut Tape

$0.744

$0.563

$0.529

$0.399

View

Reel

$0.256

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Thermal Cut-offs Trip Temp 72c 5c TOL

NR72CB0
Bourns
1: $2.00
4,447In Stock

Mfr. Part No.
NR72CB0

Mouser Part No
652-NR72CB0

Bourns

Thermal Cut-offs Trip Temp 72c 5c TOL

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Datasheet

4,447In Stock

$2.00

$1.77

$1.76

$1.47

View

Min.: 1
Mult.: 1

Varistors PV 130V 10%

PV130K3225R2
Bourns
1: $0.829
6,531In Stock
6,000On Order

Mfr. Part No.
PV130K3225R2

Mouser Part No
652-PV130K3225R2

Bourns

Varistors PV 130V 10%

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Datasheet

6,531In Stock

6,000On Order

Cut Tape

$0.829

$0.519

$0.452

$0.42

Reel

$0.366

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Varistors PV 60V 10%

PV60K3225R2
Bourns
1: $0.829
4,766In Stock

Mfr. Part No.
PV60K3225R2

Mouser Part No
652-PV60K3225R2

Bourns

Varistors PV 60V 10%

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Datasheet

4,766In Stock

Cut Tape

$0.829

$0.521

$0.453

$0.422

Reel

$0.366

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

SF-0402F0315-2
Bourns
1: $0.887
7,070In 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

7,070In Stock

Cut Tape

$0.887

$0.797

$0.671

$0.542

View

Reel

$0.336

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

SF-0402F150-2
Bourns
1: $0.93
18,340In Stock

Mfr. Part No.
SF-0402F150-2

Mouser Part No
652-SF-0402F150-2

Bourns

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

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Datasheet

18,340In Stock

Cut Tape

$0.93

$0.774

$0.652

$0.542

View

Reel

$0.325

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

SF-0402F300-2
Bourns
1: $0.93
15,101In 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

15,101In Stock

Cut Tape

$0.93

$0.774

$0.652

$0.542

View

Reel

$0.343

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 1.5A 63V FAST ACTING

SF-1206FP150-2
Bourns
1: $0.93
26,363In 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

26,363In Stock

Cut Tape

$0.93

$0.774

$0.652

$0.542

View

Reel

$0.342

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SF-1206SA2000R-2
Bourns
1: $1.29
7,679In 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

7,679In Stock

Cut Tape

$1.29

$1.19

$0.938

$0.779

View

Reel

$0.478

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Thyristor Surge Protection Devices - TSPD 120V

TISP4145H3BJR-S
Bourns
1: $1.92
11,304In Stock

Mfr. Part No.
TISP4145H3BJR-S

Mouser Part No
652-TISP4145H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 120V

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Datasheet

11,304In Stock

Cut Tape

$1.92

$1.20

$0.785

$0.608

Reel

$0.489

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4310T3BJR-S
Bourns
1: $1.67
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

$1.67

$1.05

$0.691

$0.536

Reel

$0.478

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors ZV 20V 10%

ZV20K1210401NIR1HT
Bourns
1: $0.501
14,534In Stock

Mfr. Part No.
ZV20K1210401NIR1HT

Mouser Part No
652-ZV20K1210401NIRH

Bourns

Varistors ZV 20V 10%

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Datasheet

14,534In Stock

Cut Tape

$0.501

$0.306

$0.263

$0.243

Reel

$0.21

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Varistors ZV 35V 10%

ZV35K1206121NIR1HT
Bourns
1: $0.386
12,267In Stock

Mfr. Part No.
ZV35K1206121NIR1HT

Mouser Part No
652-ZV35K1206121NIRH

Bourns

Varistors ZV 35V 10%

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Datasheet

12,267In Stock

Cut Tape

$0.386

$0.237

$0.203

$0.197

Reel

$0.176

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Surface Mount Fuses .5A 1206 micro chip 63VDC

ERB-RG0R50V
Panasonic
1: $0.672
8,438In Stock

Mfr. Part No.
ERB-RG0R50V

Mouser Part No
667-ERB-RG0R50V

Panasonic

Surface Mount Fuses .5A 1206 micro chip 63VDC

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Datasheet

8,438In Stock

Cut Tape

$0.672

$0.616

$0.512

$0.472

View

Reel

$0.303

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 2-/4-/6-/8-Channel 30kV ESD Protectors

MAX13208EALB+T
Analog Devices / Maxim Integrated
1: $7.28
2,455In Stock

Mfr. Part No.
MAX13208EALB+T

Mouser Part No
700-MAX13208EALBT

Analog Devices / Maxim Integrated

ESD Protection Diodes / TVS Diodes 2-/4-/6-/8-Channel 30kV ESD Protectors

Datasheet

2,455In Stock

Cut Tape

$7.28

$4.66

$4.03

$3.83

View

Reel

$3.63

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

M50-120T-A
Citel
1: $254.70
9In 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

9In Stock

$254.70

$247.75

Quote

Min.: 1
Mult.: 1

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

VS3V3BB1FST27N
ROHM Semiconductor
1: $0.415
50,105In Stock

Mfr. Part No.
VS3V3BB1FST27N

Mouser Part No
755-VS3V3BB1FST27N

ROHM Semiconductor

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

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Datasheet

50,105In Stock

Cut Tape

$0.415

$0.279

$0.114

$0.109

View

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

: 27,000

ESD Protection Diodes / TVS Diodes 400W 24V 5% SMA (DO-214AC)

SMAJ24CAHE3_A/H
Vishay Semiconductors
1: $1.02
11,549In Stock
9,000On Order

Mfr. Part No.
SMAJ24CAHE3_A/H

Mouser Part No
78-SMAJ24CAHE3_A/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W 24V 5% SMA (DO-214AC)

Learn More

Datasheet

11,549In Stock

9,000On Order

Cut Tape

$1.02

$0.628

$0.405

$0.309

Reel

$0.237

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,800

ESD Protection Diodes / TVS Diodes 1000watt 17volt

SMF17A-E3-08
Vishay Semiconductors
1: $0.815
50,363In Stock

Mfr. Part No.
SMF17A-E3-08

Mouser Part No
78-SMF17A-E3-08

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1000watt 17volt

Learn More

Datasheet

50,363In Stock

Cut Tape

$0.815

$0.501

$0.319

$0.26

Reel

$0.146

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 1500W 31.4-34.7Vbr AEC-Q101 Qualified

TPC33CAHM3/H
Vishay Semiconductors
1: $1.59
4,716In Stock
4,500On Order

Mfr. Part No.
TPC33CAHM3/H

Mouser Part No
78-TPC33CAHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1500W 31.4-34.7Vbr AEC-Q101 Qualified

Learn More

Datasheet

4,716In Stock

4,500On Order

Cut Tape

$1.59

$1.29

$0.96

$0.945

Reel

$0.784

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SCRs 35A If; 1600V Vr TO-247AD 3L

VS-40TPS16LHM3
Vishay Semiconductors
1: $11.95
2,271In Stock

Mfr. Part No.
VS-40TPS16LHM3

Mouser Part No
78-VS-40TPS16LHM3

Vishay Semiconductors

SCRs 35A If; 1600V Vr TO-247AD 3L

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Datasheet

2,271In Stock

$11.95

$9.58

$7.74

$6.18

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 400W -/+30kV -/+5% AEC-Q101 Qualified

VTVS23ASMF-HM3-08
Vishay Semiconductors
1: $0.286
32,660In Stock

Mfr. Part No.
VTVS23ASMF-HM3-08

Mouser Part No
78-VTVS23ASMF-HM3-08

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W -/+30kV -/+5% AEC-Q101 Qualified

Learn More

Datasheet

32,660In Stock

Cut Tape

$0.286

$0.285

$0.255

$0.243

Reel

$0.23

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

NTC (Negative Temperature Coefficient) Thermistors 10Kohm 0.5% 0402

NTCG103JX103DT1
TDK
1: $0.443
13,573In Stock

Mfr. Part No.
NTCG103JX103DT1

Mouser Part No
810-NTCG103JX103DT

TDK

NTC (Negative Temperature Coefficient) Thermistors 10Kohm 0.5% 0402

Learn More

Datasheet

13,573In Stock

Cut Tape

$0.443

$0.419

$0.37

$0.352

Reel

$0.24

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Circuit Protection

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