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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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Download Table (.CSV)

Part #

Thyristor Surge Protection Devices - TSPD Sidacs Very Low Volt Bidirectional

TISP4025H1BJR-S
Bourns
1: €1.26
9,422In Stock

Mfr. Part No.
TISP4025H1BJR-S

Mouser Part No
652-TISP4025H1BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD Sidacs Very Low Volt Bidirectional

Learn More

Datasheet

9,422In Stock

Cut Tape

€1.26

€0.704

€0.466

€0.363

€0.33

Reel

€0.29

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD 58V 600mA

TISP4070M3BJR-S
Bourns
1: €1.09
12,937In Stock
14,991On Order

Mfr. Part No.
TISP4070M3BJR-S

Mouser Part No
652-TISP4070M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 58V 600mA

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Datasheet

12,937In Stock

14,991On Order

Cut Tape

€1.09

€0.631

€0.415

€0.323

Reel

€0.254

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 120volts

TISP4145M3BJR-S
Bourns
1: €1.01
8,401In Stock

Mfr. Part No.
TISP4145M3BJR-S

Mouser Part No
652-TISP4145M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 120volts

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Datasheet

8,401In Stock

Cut Tape

€1.01

€0.631

€0.415

€0.323

Reel

€0.254

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors ZV 40V 10%

ZV40K2220102NIR1
Bourns
1: €0.894
5,092In Stock

Mfr. Part No.
ZV40K2220102NIR1

Mouser Part No
652-ZV40K2220102NIR1

Bourns

Varistors ZV 40V 10%

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Datasheet

5,092In Stock

Cut Tape

€0.894

€0.581

€0.512

€0.479

Reel

€0.442

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors ZV 60V 10%

ZV60K2220801NIR1
Bourns
1: €0.894
5,334In Stock

Mfr. Part No.
ZV60K2220801NIR1

Mouser Part No
652-ZV60K2220801NIR1

Bourns

Varistors ZV 60V 10%

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Datasheet

5,334In Stock

Cut Tape

€0.894

€0.581

€0.512

€0.479

Reel

€0.442

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes Low-Capacitance, 2/3/4/6-Channel, 15kV ESD-Protection Arrays for High-Speed Data Interfaces

MAX3202EEWS+T
Analog Devices / Maxim Integrated
1: €2.97
1,078In Stock

Mfr. Part No.
MAX3202EEWS+T

Mouser Part No
700-MAX3202EEWS+T

Analog Devices / Maxim Integrated

ESD Protection Diodes / TVS Diodes Low-Capacitance, 2/3/4/6-Channel, 15kV ESD-Protection Arrays for High-Speed Data Interfaces

Datasheet

1,078In Stock

Cut Tape

€2.97

€2.00

€1.59

€1.47

€1.32

Reel

€1.24

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Varistors WE-VS SMD 1206 490pF 100A 26VDC

82551200
Wurth Elektronik
1: €0.671
5,615In Stock

Mfr. Part No.
82551200

Mouser Part No
710-82551200

Wurth Elektronik

Varistors WE-VS SMD 1206 490pF 100A 26VDC

Datasheet

5,615In Stock

Cut Tape

€0.671

€0.64

€0.637

€0.624

View

Reel

€0.466

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Triacs RAIL TRIAC

BT134-800E,127
WeEn Semiconductors
1: €0.92
10,484In Stock

Mfr. Part No.
BT134-800E,127

Mouser Part No
771-BT134-800E127

WeEn Semiconductors

Triacs RAIL TRIAC

Datasheet

10,484In Stock

€0.92

€0.424

€0.376

€0.291

View

Min.: 1
Mult.: 1

Triacs 600V 8A

BT137-600,127
WeEn Semiconductors
1: €0.98
5,221In Stock

Mfr. Part No.
BT137-600,127

Mouser Part No
771-BT137-600

WeEn Semiconductors

Triacs 600V 8A

Datasheet

5,221In Stock

€0.98

€0.454

€0.402

€0.312

View

Min.: 1
Mult.: 1

Triacs RAIL TRIAC

BT139-600E,127
WeEn Semiconductors
1: €1.32
5,895In Stock

Mfr. Part No.
BT139-600E,127

Mouser Part No
771-BT139-600E127

WeEn Semiconductors

Triacs RAIL TRIAC

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Datasheet

5,895In Stock

€1.32

€0.624

€0.556

€0.437

View

Min.: 1
Mult.: 1

SCRs RAIL SCR

BT148-400R,127
WeEn Semiconductors
1: €0.903
7,158In Stock

Mfr. Part No.
BT148-400R,127

Mouser Part No
771-BT148-400R127

WeEn Semiconductors

SCRs RAIL SCR

Datasheet

7,158In Stock

€0.903

€0.417

€0.37

€0.286

View

Min.: 1
Mult.: 1

SCRs RAIL SCR

BT152X-800R,127
WeEn Semiconductors
1: €1.04
4,835In Stock

Mfr. Part No.
BT152X-800R,127

Mouser Part No
771-BT152X-800R127

WeEn Semiconductors

SCRs RAIL SCR

Datasheet

4,835In Stock

€1.04

€0.654

€0.619

€0.507

€0.473

Min.: 1
Mult.: 1

Triacs RAIL TRIAC

BTA140-600,127
WeEn Semiconductors
1: €2.11
3,640In Stock

Mfr. Part No.
BTA140-600,127

Mouser Part No
771-BTA140-600127

WeEn Semiconductors

Triacs RAIL TRIAC

Datasheet

3,640In Stock

€2.11

€1.34

€0.894

€0.743

View

Min.: 1
Mult.: 1

Triacs BTA206X-800CT/DG/TO-220F/STANDARD MARKING * HORIZONTAL, RAIL PACK

BTA206X-800CT/DGQ
WeEn Semiconductors
1: €1.06
5,648In Stock

Mfr. Part No.
BTA206X-800CT/DGQ

Mouser Part No
771-BTA206X800CTDGQ

WeEn Semiconductors

Triacs BTA206X-800CT/DG/TO-220F/STANDARD MARKING * HORIZONTAL, RAIL PACK

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Datasheet

5,648In Stock

€1.06

€0.493

€0.438

€0.341

View

Min.: 1
Mult.: 1

Triacs Thyristor TRIAC 800V 105A 3-Pin (2+Tab)

BTA312B-800C,118
WeEn Semiconductors
1: €1.50
5,347In Stock

Mfr. Part No.
BTA312B-800C,118

Mouser Part No
771-BTA312B-800C,118

WeEn Semiconductors

Triacs Thyristor TRIAC 800V 105A 3-Pin (2+Tab)

Datasheet

5,347In Stock

Cut Tape

€1.50

€0.955

€0.636

€0.464

Reel

€0.426

MouseReel Available

Min.: 1
Mult.: 1

: 800

Triacs Thyristor TRIAC 600V 150A 3-Pin (2+Tab)

BTA316B-600B,118
WeEn Semiconductors
1: €1.55
5,774In Stock

Mfr. Part No.
BTA316B-600B,118

Mouser Part No
771-BTA316B-600B,118

WeEn Semiconductors

Triacs Thyristor TRIAC 600V 150A 3-Pin (2+Tab)

Datasheet

5,774In Stock

Cut Tape

€1.55

€0.989

€0.66

€0.452

Reel

€0.446

MouseReel Available

Min.: 1
Mult.: 1

: 800

Triacs 800 V 1 A SOT223

Z0103NN0,135
WeEn Semiconductors
1: €0.507
35,424In Stock

Mfr. Part No.
Z0103NN0,135

Mouser Part No
771-Z0103NN0135

WeEn Semiconductors

Triacs 800 V 1 A SOT223

Datasheet

35,424In Stock

Cut Tape

€0.507

€0.314

€0.20

€0.151

Reel

€0.10

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

ESD Protection Diodes / TVS Diodes 3KW, 24V 5%,BIDIR,SMC TVS

SMC3K24CAHM3_A/H
Vishay Semiconductors
1: €2.12
3,327In Stock
2,550On Order

Mfr. Part No.
SMC3K24CAHM3_A/H

Mouser Part No
78-SMC3K24CAHM3_A/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 3KW, 24V 5%,BIDIR,SMC TVS

Learn More

Datasheet

3,327In Stock

2,550On Order

Cut Tape

€2.12

€1.35

€0.92

€0.784

Reel

€0.679

View

MouseReel Available

Min.: 1
Mult.: 1

: 850

NTC (Negative Temperature Coefficient) Thermistors

NCP03XH153J05RL
Murata Electronics
1: €0.103
52,117In Stock

Mfr. Part No.
NCP03XH153J05RL

Mouser Part No
81-NCP03XH153J05RL

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

52,117In Stock

Cut Tape

€0.103

€0.086

€0.076

€0.063

View

Reel

€0.046

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 5%

NTCDP4AG103JCDBBA
TDK
1: €6.75
403In Stock

Mfr. Part No.
NTCDP4AG103JCDBBA

Mouser Part No
810-NTCDP4AG103JCDBB

TDK

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 5%

Learn More

Datasheet

403In Stock

€6.75

€6.10

€5.85

€5.56

View

Min.: 1
Mult.: 1

Triacs 16a 50mA 800V IGT 3 QUAD INTERNL ISLTD

BTA16-800BW3G
Littelfuse
1: €3.73
1,523In Stock

Mfr. Part No.
BTA16-800BW3G

Mouser Part No
863-BTA16-800BW3G

Littelfuse

Triacs 16a 50mA 800V IGT 3 QUAD INTERNL ISLTD

Datasheet

1,523In Stock

€3.73

€1.94

€1.81

Min.: 1
Mult.: 1

Triacs ISO TO220 16A 10MA TRIAC

BTA16-800SW3G
Littelfuse
1: €3.95
936In Stock

Mfr. Part No.
BTA16-800SW3G

Mouser Part No
863-BTA16-800SW3G

Littelfuse

Triacs ISO TO220 16A 10MA TRIAC

Datasheet

936In Stock

€3.95

€2.06

€1.95

Min.: 1
Mult.: 1

Triacs Sensitive Gate

MAC12MG
Littelfuse
1: €2.54
1,300In Stock

Mfr. Part No.
MAC12MG

Mouser Part No
863-MAC12MG

Littelfuse

Triacs Sensitive Gate

Datasheet

1,300In Stock

Cut Tape

€2.54

€1.50

€1.13

Reel

€1.13

Min.: 1
Mult.: 1

: 1,000

Triacs Triacs

MAC15A6G
Littelfuse
1: €2.12
2,572In Stock

Mfr. Part No.
MAC15A6G

Mouser Part No
863-MAC15A6G

Littelfuse

Triacs Triacs

Datasheet

2,572In Stock

Cut Tape

€2.12

€1.38

€0.946

€0.845

Reel

€0.845

Min.: 1
Mult.: 1

: 1,000

Triacs Sensitive Gate

MAC228A10G
Littelfuse
1: €2.86
4,530In Stock

Mfr. Part No.
MAC228A10G

Mouser Part No
863-MAC228A10G

Littelfuse

Triacs Sensitive Gate

Datasheet

4,530In Stock

€2.86

€1.87

€1.31

€1.20

Min.: 1
Mult.: 1

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