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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: 359’646

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Part #

ESD Protection Diodes / TVS Diodes T4F - A 36V

T4F36AHM3/H
Vishay Semiconductors
1: CHF 0.371
35’980In Stock

Mfr. Part No.
T4F36AHM3/H

Mouser Part No
78-T4F36AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 36V

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Datasheet

35’980In Stock

Cut Tape

CHF 0.371

CHF 0.175

CHF 0.142

CHF 0.11

Reel

CHF 0.08

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes T4F - A 39V

T4F39AHM3/I
Vishay Semiconductors
1: CHF 0.371
38’559In Stock

Mfr. Part No.
T4F39AHM3/I

Mouser Part No
78-T4F39AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 39V

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Datasheet

38’559In Stock

Cut Tape

CHF 0.371

CHF 0.175

CHF 0.142

CHF 0.11

Reel

CHF 0.065

View

MouseReel Available

Min.: 1
Mult.: 1

: 10’000

ESD Protection Diodes / TVS Diodes Automotive 5000 W, 33 V TVS

SM50T39AY
STMicroelectronics
1: CHF 1.68
2’364In Stock

Mfr. Part No.
SM50T39AY

Mouser Part No
511-SM50T39AY

STMicroelectronics

ESD Protection Diodes / TVS Diodes Automotive 5000 W, 33 V TVS

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Datasheet

2’364In Stock

Cut Tape

CHF 1.68

CHF 1.05

CHF 0.854

CHF 0.734

Reel

CHF 0.601

View

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

ESD Protection Diodes / TVS Diodes 24V 30kV SOT23-3L Diode Array AEC-Q101

AQ24COME-02HTG
Littelfuse
1: CHF 0.684
10’785In Stock

Mfr. Part No.
AQ24COME-02HTG

Mouser Part No
576-AQ24COME-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 24V 30kV SOT23-3L Diode Array AEC-Q101

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Datasheet

10’785In Stock

Cut Tape

CHF 0.684

CHF 0.337

CHF 0.275

CHF 0.211

Reel

CHF 0.147

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

TP5.0SMDJ130CA
Littelfuse
1: CHF 4.34
2’929In Stock

Mfr. Part No.
TP5.0SMDJ130CA

Mouser Part No
576-TP5.0SMDJ130CA

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

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Datasheet

2’929In Stock

Cut Tape

CHF 4.34

CHF 2.89

CHF 2.18

CHF 1.94

CHF 1.78

Reel

CHF 1.65

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N16AHM3/I
Vishay Semiconductors
1: CHF 0.539
27’482In Stock

Mfr. Part No.
T6N16AHM3/I

Mouser Part No
625-T6N16AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

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Datasheet

27’482In Stock

Cut Tape

CHF 0.539

CHF 0.34

CHF 0.241

CHF 0.193

Reel

CHF 0.129

View

Min.: 1
Mult.: 1

: 14’000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N33AHM3/I
Vishay Semiconductors
1: CHF 0.515
27’735In Stock

Mfr. Part No.
T6N33AHM3/I

Mouser Part No
625-T6N33AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

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Datasheet

27’735In Stock

Cut Tape

CHF 0.515

CHF 0.318

CHF 0.22

CHF 0.178

Reel

CHF 0.129

View

Min.: 1
Mult.: 1

: 14’000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N36AHM3/I
Vishay Semiconductors
1: CHF 0.636
27’425In Stock

Mfr. Part No.
T6N36AHM3/I

Mouser Part No
625-T6N36AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

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Datasheet

27’425In Stock

Cut Tape

CHF 0.636

CHF 0.355

CHF 0.244

CHF 0.191

Reel

CHF 0.127

View

Min.: 1
Mult.: 1

: 14’000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N39AHM3/I
Vishay Semiconductors
1: CHF 0.636
19’805In Stock

Mfr. Part No.
T6N39AHM3/I

Mouser Part No
625-T6N39AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

19’805In Stock

Cut Tape

CHF 0.636

CHF 0.355

CHF 0.244

CHF 0.191

Reel

CHF 0.135

View

Min.: 1
Mult.: 1

: 14’000

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

BN-LG15Y2R5MYB
Bourns
1: CHF 0.765
10’231In Stock

Mfr. Part No.
BN-LG15Y2R5MYB

Mouser Part No
652-BN-LG15Y2R5MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

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Datasheet

10’231In Stock

CHF 0.765

CHF 0.581

CHF 0.501

CHF 0.483

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 5ohm Y kink bulk

BN-LG20Y5R0MYB
Bourns
1: CHF 1.04
5’872In Stock

Mfr. Part No.
BN-LG20Y5R0MYB

Mouser Part No
652-BN-LG20Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 5ohm Y kink bulk

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Datasheet

5’872In Stock

CHF 1.04

CHF 0.945

CHF 0.784

CHF 0.738

View

Min.: 1
Mult.: 1

Automotive Fuses POWrFuse BD 275Vac 500Vdc 50A

PF-KB1-50
Bourns
1: CHF 31.55
158In Stock

Mfr. Part No.
PF-KB1-50

Mouser Part No
652-PF-KB1-50

Bourns

Automotive Fuses POWrFuse BD 275Vac 500Vdc 50A

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Datasheet

158In Stock

CHF 31.55

CHF 20.94

CHF 20.54

CHF 20.53

CHF 19.20

Min.: 1
Mult.: 1

Industrial Surge Protectors 1-Pair Surface Mount Signal Line Surge Protective Device (SPD), Indoor, 24V, screw terminals

B180-24D3
Citel
1: CHF 84.16
42In Stock

Mfr. Part No.
B180-24D3

Mouser Part No
703-B180-24D3

Citel

Industrial Surge Protectors 1-Pair Surface Mount Signal Line Surge Protective Device (SPD), Indoor, 24V, screw terminals

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Datasheet

42In Stock

CHF 84.16

CHF 75.53

CHF 58.90

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes T4F - A 12V

T4F12AHM3/H
Vishay Semiconductors
1: CHF 0.233
35’712In Stock

Mfr. Part No.
T4F12AHM3/H

Mouser Part No
78-T4F12AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 12V

Learn More

Datasheet

35’712In Stock

Cut Tape

CHF 0.233

CHF 0.124

CHF 0.102

CHF 0.083

Reel

CHF 0.07

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes T4F - A 33V

T4F33AHM3/H
Vishay Semiconductors
1: CHF 0.371
34’954In Stock

Mfr. Part No.
T4F33AHM3/H

Mouser Part No
78-T4F33AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 33V

Learn More

Datasheet

34’954In Stock

Cut Tape

CHF 0.371

CHF 0.175

CHF 0.142

CHF 0.11

Reel

CHF 0.08

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Thermal Cut-offs THERMAL PROTECTOR

RP-1B
Sensata Technologies
1: CHF 28.08
500In Stock

Mfr. Part No.
RP-1B

Mouser Part No
682-RP-1B

Sensata Technologies

Thermal Cut-offs THERMAL PROTECTOR

Datasheet

500In Stock

CHF 28.08

Min.: 1
Mult.: 1

Circuit Breaker Accessories PDG3 UVR, 380-440VAC, SCREW TERMINAL

PDG3XUV440ACV
Eaton Electrical
1: CHF 425.99
1In Stock
New Product

Mfr. Part No.
PDG3XUV440ACV

Mouser Part No
504-PDG3XUV440ACV

New Product

Eaton Electrical

Circuit Breaker Accessories PDG3 UVR, 380-440VAC, SCREW TERMINAL

Datasheet

1In Stock

CHF 425.99

CHF 352.89

CHF 325.29

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,33V 5%, SlimSMA BIDIR TVS

SMA6F33CA-M3/H
Vishay Semiconductors
1: CHF 0.548
3’280In Stock
New Product

Mfr. Part No.
SMA6F33CA-M3/H

Mouser Part No
78-SMA6F33CA-M3\H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,33V 5%, SlimSMA BIDIR TVS

Datasheet

3’280In Stock

Cut Tape

CHF 0.548

CHF 0.34

CHF 0.217

CHF 0.165

Reel

CHF 0.126

View

Min.: 1
Mult.: 1

: 3’500

Circuit Breaker Accessories JG VARI DEPTH KIT - 12" SHAFT /BLACK

FJHMVD12
Eaton Electrical
1: CHF 203.22
3In Stock
New Product

Mfr. Part No.
FJHMVD12

Mouser Part No
504-FJHMVD12

New Product

Eaton Electrical

Circuit Breaker Accessories JG VARI DEPTH KIT - 12" SHAFT /BLACK

3In Stock

CHF 203.22

CHF 150.51

CHF 142.51

CHF 132.53

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories Clamshell - Ground Bar Kit - 14 Terminal

GBK14CS
Eaton Electrical
1: CHF 40.79
5In Stock
New Product

Mfr. Part No.
GBK14CS

Mouser Part No
504-GBK14CS

New Product

Eaton Electrical

Circuit Breaker Accessories Clamshell - Ground Bar Kit - 14 Terminal

Datasheet

5In Stock

CHF 40.79

CHF 33.84

CHF 31.55

CHF 28.15

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3 ELECT / 1100v

B88069X7931T702
TDK
1: CHF 5.23
467In Stock
New Product

Mfr. Part No.
B88069X7931T702

Mouser Part No
871-B88069X7931T702

New Product

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3 ELECT / 1100v

Datasheet

467In Stock

Cut Tape

CHF 5.23

CHF 4.67

CHF 4.50

CHF 3.50

Reel

CHF 2.55

View

Min.: 1
Mult.: 1

: 700

Thermal Cut-offs TCO, High Current, Axial Lead, 82C, Self Hold AEC-Q200

AD82ABB
Bourns
1: CHF 2.03
2’844In Stock

Mfr. Part No.
AD82ABB

Mouser Part No
652-AD82ABB

Bourns

Thermal Cut-offs TCO, High Current, Axial Lead, 82C, Self Hold AEC-Q200

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Datasheet

2’844In Stock

CHF 2.03

CHF 1.72

CHF 1.38

CHF 1.22

View

Min.: 1
Mult.: 1

Thermal Cut-offs TCO, High Current, SMD, 55C, non Self Hold AEC-Q200

SD55WBB
Bourns
1: CHF 1.84
2’677In Stock

Mfr. Part No.
SD55WBB

Mouser Part No
652-SD55WBB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 55C, non Self Hold AEC-Q200

Learn More

Datasheet

2’677In Stock

Cut Tape

CHF 1.84

CHF 1.70

CHF 1.41

CHF 1.25

View

Reel

CHF 0.837

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Fuse Holder Accessories Junction Block 3/8" Pass Thru Stud Red

JBPT0001Z
Littelfuse
1: CHF 71.38
248In Stock

Mfr. Part No.
JBPT0001Z

Mouser Part No
576-JBPT0001Z

Littelfuse

Fuse Holder Accessories Junction Block 3/8" Pass Thru Stud Red

Learn More

Datasheet

248In Stock

CHF 71.38

CHF 71.26

CHF 57.73

CHF 53.19

CHF 52.58

Min.: 1
Mult.: 1

Board Mount Surge Protectors L Q C Surge Stopper

LTC4380IMS-4#TRPBF
Analog Devices
1: CHF 7.47
11’749In Stock

Mfr. Part No.
LTC4380IMS-4#TRPBF

Mouser Part No
584-C4380IMS-4TRPBF

Analog Devices

Board Mount Surge Protectors L Q C Surge Stopper

Datasheet

11’749In Stock

Cut Tape

CHF 7.47

CHF 5.81

CHF 5.39

CHF 4.93

CHF 4.85

Reel

CHF 4.36

MouseReel Available

Min.: 1
Mult.: 1

: 2’500

Circuit Protection

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