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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 Zen TVS 600W 58V UNI SOD-123FL TR13

SZSMF6L58AT3G
Littelfuse
1: CHF 0.563
4’000In Stock
New Product

Mfr. Part No.
SZSMF6L58AT3G

Mouser Part No
576-SZSMF6L58AT3G

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 600W 58V UNI SOD-123FL TR13

Learn More

Datasheet

4’000In Stock

Cut Tape

CHF 0.563

CHF 0.346

CHF 0.222

CHF 0.168

Reel

CHF 0.114

View

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

ESD Protection Diodes / TVS Diodes SOD-962 VRMW 15V 1uA TVS Diodes

DF2S20ASL,L3F
Toshiba
1: CHF 0.153
9’260In Stock
New Product

Mfr. Part No.
DF2S20ASL,L3F

Mouser Part No
757-DF2S20ASLL3F

New Product

Toshiba

ESD Protection Diodes / TVS Diodes SOD-962 VRMW 15V 1uA TVS Diodes

Datasheet

9’260In Stock

Cut Tape

CHF 0.153

CHF 0.103

CHF 0.051

CHF 0.042

Reel

CHF 0.02

View

Min.: 1
Mult.: 1

: 10’000

ESD Protection Diodes / TVS Diodes 300W,530V MIN,UNIDIR,SMA TVS

SMAJ530HM3_B/H
Vishay Semiconductors
1: CHF 0.733
743In Stock
New Product

Mfr. Part No.
SMAJ530HM3_B/H

Mouser Part No
78-SMAJ530HM3_B/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 300W,530V MIN,UNIDIR,SMA TVS

Datasheet

743In Stock

Cut Tape

CHF 0.733

CHF 0.453

CHF 0.294

CHF 0.226

Reel

CHF 0.174

View

Min.: 1
Mult.: 1

: 1’800

ESD Protection Diodes / TVS Diodes ESD 5V SOT23

VGSOT05C-G3-18
Vishay
1: CHF 0.459
13’196In Stock
40’000On Order
New At Mouser

Mfr. Part No.
VGSOT05C-G3-18

Mouser Part No
78-VGSOT05C-G3-18

New At Mouser

Vishay

ESD Protection Diodes / TVS Diodes ESD 5V SOT23

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Datasheet

13’196In Stock

40’000On Order

Cut Tape

CHF 0.459

CHF 0.277

CHF 0.176

CHF 0.133

View

Reel

CHF 0.078

Min.: 1
Mult.: 1

: 10’000

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT23

VGSOT15-G3-08
Vishay Semiconductors
1: CHF 0.378
13’990In Stock
30’000On Order
New Product

Mfr. Part No.
VGSOT15-G3-08

Mouser Part No
78-VGSOT15-G3-08

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT23

Learn More

Datasheet

13’990In Stock

30’000On Order

Cut Tape

CHF 0.378

CHF 0.25

CHF 0.135

CHF 0.109

Reel

CHF 0.089

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOD323

VLIN3333-02GHE3A08
Vishay
1: CHF 0.387
8’598In Stock
New Product

Mfr. Part No.
VLIN3333-02GHE3A08

Mouser Part No
78-VLIN3333-02HE3A08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOD323

Datasheet

8’598In Stock

Cut Tape

CHF 0.387

CHF 0.267

CHF 0.135

CHF 0.11

Reel

CHF 0.068

View

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes Transient Voltage Suppressor, Common Anode, SC-59

SZMMQA18VT1G
onsemi
1: CHF 0.411
2’928In Stock
New Product

Mfr. Part No.
SZMMQA18VT1G

Mouser Part No
863-SZMMQA18VT1G

New Product

onsemi

ESD Protection Diodes / TVS Diodes Transient Voltage Suppressor, Common Anode, SC-59

Learn More

Datasheet

2’928In Stock

Cut Tape

CHF 0.411

CHF 0.248

CHF 0.157

Reel

CHF 0.157

Min.: 1
Mult.: 1
Max.: 293

: 3’000

ESD Protection Diodes / TVS Diodes BID Wkg5V 1CH SMD SOD323 Bkdn6V

SDD32C36L01-LV
YAGEO
1: CHF 0.306
3’746In Stock
15’000Expected 11/6/2026
New Product

Mfr. Part No.
SDD32C36L01-LV

Mouser Part No
603-SDD32C36L01-LV

New Product

YAGEO

ESD Protection Diodes / TVS Diodes BID Wkg5V 1CH SMD SOD323 Bkdn6V

Datasheet

3’746In Stock

15’000Expected 11/6/2026

Cut Tape

CHF 0.306

CHF 0.21

CHF 0.103

CHF 0.086

Reel

CHF 0.051

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

ESD Protection Diodes / TVS Diodes 600W,30V 5%, SlimSMA BIDIR TVS

TA6F30CAHM3/H
Vishay
1: CHF 0.70
2’310In Stock
New Product

Mfr. Part No.
TA6F30CAHM3/H

Mouser Part No
78-TA6F30CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,30V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

2’310In Stock

Cut Tape

CHF 0.70

CHF 0.433

CHF 0.28

CHF 0.215

Reel

CHF 0.167

View

Min.: 1
Mult.: 1

: 3’500

ESD Protection Diodes / TVS Diodes 600W,20V 5%, SlimSMA BIDIR TVS

TA6F20CAHM3/H
Vishay
1: CHF 0.70
3’007In Stock
New Product

Mfr. Part No.
TA6F20CAHM3/H

Mouser Part No
78-TA6F20CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,20V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

3’007In Stock

Cut Tape

CHF 0.70

CHF 0.431

CHF 0.278

CHF 0.212

Reel

CHF 0.164

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’500

ESD Protection Diodes / TVS Diodes 600W,27V 5%, SlimSMA BIDIR TVS

TA6F27CAHM3/H
Vishay
1: CHF 0.70
3’284In Stock
New Product

Mfr. Part No.
TA6F27CAHM3/H

Mouser Part No
78-TA6F27CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,27V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

3’284In Stock

Cut Tape

CHF 0.70

CHF 0.433

CHF 0.28

CHF 0.215

Reel

CHF 0.167

View

Min.: 1
Mult.: 1

: 3’500

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT23

VGSOT24C-HG3-08
Vishay Semiconductors
1: CHF 0.418
14’589In Stock
15’000On Order
New Product

Mfr. Part No.
VGSOT24C-HG3-08

Mouser Part No
78-VGSOT24C-HG3-08

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT23

Learn More

Datasheet

14’589In Stock

15’000On Order

Cut Tape

CHF 0.418

CHF 0.264

CHF 0.163

CHF 0.125

Reel

CHF 0.099

View

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

B88069X4231T502
TDK
1: CHF 1.47
766In Stock
New Product

Mfr. Part No.
B88069X4231T502

Mouser Part No
871-B88069X4231T502

New Product

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

Learn More

Datasheet

766In Stock

Cut Tape

CHF 1.47

CHF 1.16

CHF 0.955

CHF 0.854

Reel

CHF 0.713

View

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 440V

5.0SMDJ440CA
Littelfuse
1: CHF 1.74
4’122In Stock
3’000Expected 12/30/2026

Mfr. Part No.
5.0SMDJ440CA

Mouser Part No
576-5.0SMDJ440CA

Littelfuse

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 440V

Datasheet

4’122In Stock

3’000Expected 12/30/2026

Cut Tape

CHF 1.74

CHF 1.18

CHF 0.992

CHF 0.945

CHF 0.854

Reel

CHF 0.845

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Industrial & Electrical Fuses 1500 VDC 32A CYL COMPACT FUSE

SPXV032.TXM
Littelfuse
1: CHF 48.89
42In Stock

Mfr. Part No.
SPXV032.TXM

Mouser Part No
576-SPXV032.TXM

Littelfuse

Industrial & Electrical Fuses 1500 VDC 32A CYL COMPACT FUSE

Datasheet

42In Stock

CHF 48.89

CHF 40.56

CHF 37.40

CHF 26.67

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

PTC305C20
Vishay / Cera-Mite
1: CHF 12.88
549In Stock

Mfr. Part No.
PTC305C20

Mouser Part No
75-PTC305C20

Vishay / Cera-Mite

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

Datasheet

549In Stock

CHF 12.88

CHF 11.38

CHF 10.20

CHF 9.66

View

Min.: 1
Mult.: 1

Circuit Breakers EG 3P 80A adj therm 18kA CB w/end cap

GEB3080AFM
Eaton Electrical
1: CHF 943.18
1In Stock
New Product

Mfr. Part No.
GEB3080AFM

Mouser Part No
504-GEB3080AFM

New Product

Eaton Electrical

Circuit Breakers EG 3P 80A adj therm 18kA CB w/end cap

Datasheet

1In Stock

CHF 943.18

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes Zen TVS 600W 18V BI SOD-123FL TR13

SZSMF6L18CAT3G
Littelfuse
1: CHF 0.588
4’990In Stock
New Product

Mfr. Part No.
SZSMF6L18CAT3G

Mouser Part No
576-SZSMF6L18CAT3G

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 600W 18V BI SOD-123FL TR13

Learn More

4’990In Stock

Cut Tape

CHF 0.588

CHF 0.359

CHF 0.23

CHF 0.175

Reel

CHF 0.12

View

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

ESD Protection Diodes / TVS Diodes Zen TVS 600W 60V UNI SOD-123FL TR13

SZSMF6L60AT3G
Littelfuse
1: CHF 0.563
4’639In Stock
New Product

Mfr. Part No.
SZSMF6L60AT3G

Mouser Part No
576-SZSMF6L60AT3G

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 600W 60V UNI SOD-123FL TR13

Learn More

Datasheet

4’639In Stock

Cut Tape

CHF 0.563

CHF 0.346

CHF 0.222

CHF 0.168

Reel

CHF 0.114

View

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

Resettable Fuses - PPTC 0805 16V 0.05A 0.6W SMD AEC-Q200 High Temp

SMDH0805B005TF
YAGEO
1: CHF 0.08
8’978In Stock
20’000Expected 1/26/2027
New Product

Mfr. Part No.
SMDH0805B005TF

Mouser Part No
603-SMDH0805B005TF

New Product

YAGEO

Resettable Fuses - PPTC 0805 16V 0.05A 0.6W SMD AEC-Q200 High Temp

Learn More

Datasheet

8’978In Stock

20’000Expected 1/26/2027

Cut Tape

CHF 0.08

CHF 0.054

CHF 0.041

CHF 0.037

Reel

CHF 0.027

View

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC

1-2486200-9
TE Connectivity / P&B
1: CHF 3.18
499In Stock
1’000Expected 12/14/2026
New Product

Mfr. Part No.
1-2486200-9

Mouser Part No
655-1-2486200-9

New Product

TE Connectivity / P&B

Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC

Learn More

Datasheet

499In Stock

1’000Expected 12/14/2026

CHF 3.18

CHF 2.90

CHF 2.79

CHF 2.20

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes PESD36VS1UL-Q/SOD882/DFN1006-2

PESD36VS1UL-QYL
Nexperia
1: CHF 0.306
9’952In Stock
New Product

Mfr. Part No.
PESD36VS1UL-QYL

Mouser Part No
771-PESD36VS1UL-QYL

New Product

Nexperia

ESD Protection Diodes / TVS Diodes PESD36VS1UL-Q/SOD882/DFN1006-2

Datasheet

Product Comments

9’952In Stock

Cut Tape

CHF 0.306

CHF 0.178

CHF 0.109

CHF 0.078

Reel

CHF 0.045

View

MouseReel Available

Min.: 1
Mult.: 1

: 10’000

ESD Protection Diodes / TVS Diodes 400W,11V 5%,UNIDIR,SMA TVS

P4SMA11AHM3_A/I
Vishay Semiconductors
1: CHF 0.507
7’430In Stock
New Product

Mfr. Part No.
P4SMA11AHM3_A/I

Mouser Part No
78-P4SMA11AHM3_A/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,11V 5%,UNIDIR,SMA TVS

Datasheet

7’430In Stock

Cut Tape

CHF 0.507

CHF 0.314

CHF 0.201

CHF 0.169

Reel

CHF 0.101

View

Min.: 1
Mult.: 1

: 7’500

ESD Protection Diodes / TVS Diodes 600W,24V 5%, SlimSMA BIDIR TVS

TA6F24CAHM3/H
Vishay
1: CHF 0.70
3’150In Stock
New Product

Mfr. Part No.
TA6F24CAHM3/H

Mouser Part No
78-TA6F24CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,24V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

3’150In Stock

Cut Tape

CHF 0.70

CHF 0.431

CHF 0.278

CHF 0.212

Reel

CHF 0.164

View

Min.: 1
Mult.: 1

: 3’500

Varistors 20mm Radial Disc MOV - Kinked Leads, Bulk

MOV-20D182KK
Bourns
1: CHF 2.35
3’224In Stock

Mfr. Part No.
MOV-20D182KK

Mouser Part No
652-MOV-20D182KK

Bourns

Varistors 20mm Radial Disc MOV - Kinked Leads, Bulk

Learn More

Datasheet

3’224In Stock

CHF 2.35

CHF 1.74

CHF 1.58

CHF 1.36

View

Min.: 1
Mult.: 1

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