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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: 361,799

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Download Table (.CSV)

Part #

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

SF-0402F150-2
Bourns
1: $0.65
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

$0.65

$0.541

$0.456

$0.379

View

Reel

$0.227

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

SF-0402F300-2
Bourns
1: $0.65
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

$0.65

$0.541

$0.456

$0.379

View

Reel

$0.24

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 1.5A 63V FAST ACTING

SF-1206FP150-2
Bourns
1: $0.65
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

$0.65

$0.541

$0.456

$0.379

View

Reel

$0.239

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SF-1206SA2000R-2
Bourns
1: $0.90
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

$0.90

$0.803

$0.656

$0.545

View

Reel

$0.334

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Thyristor Surge Protection Devices - TSPD 120V

TISP4145H3BJR-S
Bourns
1: $1.34
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

$1.34

$0.837

$0.549

$0.425

Reel

$0.342

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4310T3BJR-S
Bourns
1: $1.17
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

$1.17

$0.734

$0.483

$0.375

Reel

$0.334

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors ZV 20V 10%

ZV20K1210401NIR1HT
Bourns
1: $0.35
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

$0.35

$0.214

$0.184

$0.17

Reel

$0.147

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Surface Mount Fuses 2A 0402 micro chip

ERB-RD2R00X
Panasonic
1: $0.28
84,531In Stock
20,000On Order

Mfr. Part No.
ERB-RD2R00X

Mouser Part No
667-ERB-RD2R00X

Panasonic

Surface Mount Fuses 2A 0402 micro chip

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Datasheet

84,531In Stock

20,000On Order

Cut Tape

$0.28

$0.234

$0.203

$0.188

View

Reel

$0.108

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

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

MAX13208EALB+T
Analog Devices / Maxim Integrated
1: $5.34
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

$5.34

$3.53

$2.96

$2.71

View

Reel

$2.58

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: $278.97
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

$278.97

$238.23

$213.12

$213.11

Min.: 1
Mult.: 1

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

VS3V3BB1FST27N
ROHM Semiconductor
1: $0.29
51,105In 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

51,105In Stock

Cut Tape

$0.29

$0.195

$0.08

$0.076

View

Reel

$0.063

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: $0.71
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

$0.71

$0.439

$0.283

$0.216

Reel

$0.166

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,800

ESD Protection Diodes / TVS Diodes 1000watt 17volt

SMF17A-E3-08
Vishay Semiconductors
1: $0.57
50,667In Stock

Mfr. Part No.
SMF17A-E3-08

Mouser Part No
78-SMF17A-E3-08

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1000watt 17volt

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Datasheet

50,667In Stock

Cut Tape

$0.57

$0.35

$0.223

$0.182

Reel

$0.127

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: $2.12
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

$2.12

$1.35

$0.93

$0.789

Reel

$0.584

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

VS-40TPS16LHM3
Vishay Semiconductors
1: $8.36
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

$8.36

$6.70

$5.41

$4.32

Min.: 1
Mult.: 1

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

VTVS23ASMF-HM3-08
Vishay Semiconductors
1: $0.86
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

$0.86

$0.532

$0.343

$0.262

Reel

$0.201

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

NTCG103JX103DT1
TDK
1: $0.31
13,573In Stock

Mfr. Part No.
NTCG103JX103DT1

Mouser Part No
810-NTCG103JX103DT

TDK

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

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Datasheet

13,573In Stock

Cut Tape

$0.31

$0.293

$0.259

$0.246

Reel

$0.168

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

NTC (Negative Temperature Coefficient) Thermistors 3.3kOhm 5% PPS Resin B0/100:3970K+-2%

NTCRP3VG332JDGBEA
TDK
1: $12.30
559In Stock

Mfr. Part No.
NTCRP3VG332JDGBEA

Mouser Part No
810-NTCRP3VG332JDGBE

TDK

NTC (Negative Temperature Coefficient) Thermistors 3.3kOhm 5% PPS Resin B0/100:3970K+-2%

Learn More

Datasheet

559In Stock

$12.30

$11.17

$10.74

$10.24

View

Min.: 1
Mult.: 1

SCRs 25 Amp 1200 Volt 40 Amp IT(RMS)

VS-25RIA120S90
Vishay Semiconductors
1: $22.48
147In Stock

Mfr. Part No.
VS-25RIA120S90

Mouser Part No
844-25RIA120S90

Vishay Semiconductors

SCRs 25 Amp 1200 Volt 40 Amp IT(RMS)

Datasheet

147In Stock

$22.48

$16.79

$14.51

View

Min.: 1
Mult.: 1

SCRs 800V 25A

2N6509G
Littelfuse
1: $3.86
4,308In Stock

Mfr. Part No.
2N6509G

Mouser Part No
863-2N6509G

Littelfuse

SCRs 800V 25A

Datasheet

4,308In Stock

Cut Tape

$3.86

$2.55

$1.80

$1.71

Reel

$1.71

Min.: 1
Mult.: 1

: 1,000

Triacs ISO TO220 25A 35mA TRIAC

BTA25-600CW3G
Littelfuse
1: $6.06
510In Stock

Mfr. Part No.
BTA25-600CW3G

Mouser Part No
863-BTA25-600CW3G

Littelfuse

Triacs ISO TO220 25A 35mA TRIAC

Datasheet

510In Stock

$6.06

$3.24

$3.16

Min.: 1
Mult.: 1

Inrush Current Limiters S 153/10 M51

B57153S0100M051
TDK
1: $0.69
7,324In Stock
6,000On Order

Mfr. Part No.
B57153S0100M051

Mouser Part No
871-B57153S0100M051

TDK

Inrush Current Limiters S 153/10 M51

Learn More

Datasheet

7,324In Stock

6,000On Order

Cut Tape

$0.69

$0.637

$0.529

$0.488

Reel

$0.337

View

Min.: 1
Mult.: 1

: 1,500

NTC (Negative Temperature Coefficient) Thermistors 100k 4600 3%

B57164K0104J000
TDK
1: $0.61
4,404In Stock

Mfr. Part No.
B57164K0104J000

Mouser Part No
871-B57164K104J

TDK

NTC (Negative Temperature Coefficient) Thermistors 100k 4600 3%

Learn More

Datasheet

4,404In Stock

$0.61

$0.573

$0.536

$0.51

View

Min.: 1
Mult.: 1

Inrush Current Limiters ICL S235/2.5 M

B57235S0259M000
TDK
1: $0.64
5,531In Stock
6,000On Order

Mfr. Part No.
B57235S0259M000

Mouser Part No
871-B57235S0259M000

TDK

Inrush Current Limiters ICL S235/2.5 M

Learn More

Datasheet

5,531In Stock

6,000On Order

$0.64

$0.561

$0.534

$0.51

View

Min.: 1
Mult.: 1

Inrush Current Limiters S 235/8 M

B57235S0809M000
TDK
1: $0.76
4,579In Stock

Mfr. Part No.
B57235S0809M000

Mouser Part No
871-B57235S0809M000

TDK

Inrush Current Limiters S 235/8 M

Learn More

Datasheet

4,579In Stock

$0.76

$0.70

$0.581

$0.537

View

Min.: 1
Mult.: 1

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