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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: 359,652

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Part #

ESD Protection Diodes / TVS Diodes 8W,14V 5%,SMD PAR

SM8S14AHM3/I
Vishay
1: $6.43
720In Stock

Mfr. Part No.
SM8S14AHM3/I

Mouser Part No
78-SM8S14AHM3/I

Vishay

ESD Protection Diodes / TVS Diodes 8W,14V 5%,SMD PAR

Datasheet

720In Stock

Cut Tape

$6.43

$4.24

$3.39

$2.77

Reel

$2.30

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS

SMBJ36CAHM3_B/I
Vishay Semiconductors
1: $1.44
1,160In Stock

Mfr. Part No.
SMBJ36CAHM3_B/I

Mouser Part No
78-SMBJ36CAHM3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,36V 5%,BIDIR,SMB TVS

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Datasheet

1,160In Stock

Cut Tape

$1.44

$0.903

$0.59

$0.456

Reel

$0.358

View

Min.: 1
Mult.: 1

: 3,200

Industrial Surge Protectors TLP410UCUFOAM

TLP410UCUFOAM
Tripp Lite
Restricted Availability

Mfr. Part No.
TLP410UCUFOAM

Mouser Part No
545-TLP410UCUFOAM

Tripp Lite

Industrial Surge Protectors TLP410UCUFOAM

Datasheet

Restricted Availability

ESD Protection Diodes / TVS Diodes 1.5KW,51V 5%,UNIDIR,SMC TVS

1.5SMC51AHE3_A/I
Vishay Semiconductors
1: $1.63
3,481In Stock

Mfr. Part No.
1.5SMC51AHE3_A/I

Mouser Part No
78-1.5SMC51AHE3_A/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,51V 5%,UNIDIR,SMC TVS

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Datasheet

3,481In Stock

Cut Tape

$1.63

$1.02

$0.669

$0.518

Reel

$0.407

View

Min.: 1
Mult.: 1

: 3,500

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW152E60RC
Murata Electronics
1: $0.177
9,800In Stock
New Product

Mfr. Part No.
NCU15XW152E60RC

Mouser Part No
81-NCU15XW152E60RC

New Product

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

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Datasheet

9,800In Stock

$0.177

$0.152

$0.135

$0.11

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses FUSE BASE, LV HRC, 160A, 660V,1-POLE

3NH3030
Siemens
1: $175.64
6In Stock

Mfr. Part No.
3NH3030

Mouser Part No
982-3NH3030

Siemens

Industrial & Electrical Fuses FUSE BASE, LV HRC, 160A, 660V,1-POLE

Datasheet

6In Stock

$175.64

$156.62

$144.13

$128.52

View

Min.: 1
Mult.: 1

Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 25A

QOU225H5283
Schneider Electric
1: $215.68
1In Stock
New At Mouser

Mfr. Part No.
QOU225H5283

Mouser Part No
996-QOU225H5283

New At Mouser

Schneider Electric

Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 25A

Datasheet

1In Stock

$215.68

$204.65

$201.74

$179.17

Min.: 1
Mult.: 1

Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology with integrated high-pass filter

3407.17.0089
HUBER+SUHNER
1: $909.64
14In Stock

Mfr. Part No.
3407.17.0089

Mouser Part No
455-3407170089

HUBER+SUHNER

Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology with integrated high-pass filter

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Datasheet

14In Stock

$909.64

$866.86

Min.: 1
Mult.: 1

Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S211-P1M1-Z141-8A 92

2210-S211-P1F1-H111-8A
E-T-A
1: $342.05
10In Stock

Mfr. Part No.
2210-S211-P1F1-H111-8A

Mouser Part No
457-10S211P1F1H1118A

E-T-A

Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S211-P1M1-Z141-8A 92

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Datasheet

10In Stock

$342.05

$239.85

$236.15

$226.55

View

Min.: 1
Mult.: 1

Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe

1110-F112-P1M1-2.5A
E-T-A
1: $42.92
93In Stock

Mfr. Part No.
1110-F112-P1M1-2.5A

Mouser Part No
457-1110F112P1M12.5A

E-T-A

Datasheet

93In Stock

$42.92

$35.62

$32.86

$26.82

View

Min.: 1
Mult.: 1

Power Outlet Strips Single-Phase

PDUMV30HVNETLX
Tripp Lite
1: $1,670.13
2In Stock

Mfr. Part No.
PDUMV30HVNETLX

Mouser Part No
545-PDUMV30HVNETLX

Tripp Lite

Power Outlet Strips Single-Phase

Datasheet

2In Stock

$1,670.13

$1,614.46

Min.: 1
Mult.: 1

Surface Mount Fuses .028A 7.5mOhm Green LGA Miniature 0402

F0402G0R02FNTR
KYOCERA AVX
1: $1.31
10,604In Stock
60,000On Order

Mfr. Part No.
F0402G0R02FNTR

Mouser Part No
581-F0402G0R02FNTR

KYOCERA AVX

Surface Mount Fuses .028A 7.5mOhm Green LGA Miniature 0402

Datasheet

10,604In Stock

60,000On Order

Cut Tape

$1.31

$1.04

$0.874

$0.816

Reel

$0.816

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 600W 350V Bidirect

P6KE350CA-E3/54
Vishay Semiconductors
1: $2.69
3,645In Stock

Mfr. Part No.
P6KE350CA-E3/54

Mouser Part No
625-P6KE350CA-E3

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W 350V Bidirect

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Datasheet

3,645In Stock

Cut Tape

$2.69

$1.71

$1.39

Reel

$0.741

$0.722

Min.: 1
Mult.: 1

: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T61-C600X

B88069X8820B102
TDK
1: $9.19
559In Stock

Mfr. Part No.
B88069X8820B102

Mouser Part No
871-B88069X8820B102

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T61-C600X

Datasheet

559In Stock

$9.19

$8.20

$7.92

$6.15

View

Min.: 1
Mult.: 1

Circuit Breakers XT4N 250 EKIPLS/I IN=150A3PFFUL/CSA

XT4NU3150EFF000XXX
ABB
1: $2,160.73
3In Stock
New At Mouser

Mfr. Part No.
XT4NU3150EFF000XXX

Mouser Part No
894-XT4NU3150EFF000X

New At Mouser

ABB

Circuit Breakers XT4N 250 EKIPLS/I IN=150A3PFFUL/CSA

Learn More

Datasheet

3In Stock

$2,160.73

Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA53 3P 350A 35KA FTAM

3VA53355EC310AA0
Siemens
1: $4,786.32
1In Stock

Mfr. Part No.
3VA53355EC310AA0

Mouser Part No
982-3VA53355EC310AA0

Siemens

Circuit Breakers BRKR 3VA53 3P 350A 35KA FTAM

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Datasheet

1In Stock

$4,786.32

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

5762668DDW
Littelfuse
1: $122.71
293In Stock
700Expected 21/9/2026

Mfr. Part No.
5762668DDW

Mouser Part No
576-5762668DDW

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors

293In Stock

700Expected 21/9/2026

$122.71

$112.19

$103.33

$96.89

View

Min.: 1
Mult.: 1

Fuse Holder Accessories Cover, 1 Position BMZS

901-731
Littelfuse
1: $15.08
56In Stock

Mfr. Part No.
901-731

Mouser Part No
576-901-731

Littelfuse

Fuse Holder Accessories Cover, 1 Position BMZS

Datasheet

56In Stock

$15.08

$15.03

$8.85

$8.43

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors RB103J9W-2 THERMISTOR

NSRB103J3V2HET001
Littelfuse
1: $1.14
3,955In Stock

Mfr. Part No.
NSRB103J3V2HET001

Mouser Part No
576-SRB103J3V2HET001

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors RB103J9W-2 THERMISTOR

Datasheet

3,955In Stock

$1.14

$0.876

$0.753

$0.62

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

GDT28H-270-B
Bourns
1: $3.13
305In Stock

Mfr. Part No.
GDT28H-270-B

Mouser Part No
652-GDT28H-270-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

Learn More

Datasheet

305In Stock

$3.13

$2.56

$2.05

$1.84

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,6.8V 5%,BIDIR,SMB TVS

P6SMB6.8CAHE3_B/I
Vishay Semiconductors
1: $1.35
2,614In Stock

Mfr. Part No.
P6SMB6.8CAHE3_B/I

Mouser Part No
78-P6SMB6.8CAHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,6.8V 5%,BIDIR,SMB TVS

Learn More

Datasheet

2,614In Stock

Cut Tape

$1.35

$0.831

$0.539

$0.412

Reel

$0.32

View

Min.: 1
Mult.: 1

: 3,200

ESD Protection Diodes / TVS Diodes 5W,30V 5%,SMD PAR

SM5S30AHM3/I
Vishay Semiconductors
1: $5.81
740In Stock

Mfr. Part No.
SM5S30AHM3/I

Mouser Part No
78-SM5S30AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 5W,30V 5%,SMD PAR

Datasheet

740In Stock

Cut Tape

$5.81

$3.82

$2.88

$2.57

Reel

$2.19

$2.07

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes SM8 - A 24V

SM8S24AHM3/I
Vishay
1: $6.43
481In Stock

Mfr. Part No.
SM8S24AHM3/I

Mouser Part No
78-SM8S24AHM3/I

Vishay

ESD Protection Diodes / TVS Diodes SM8 - A 24V

Datasheet

481In Stock

Cut Tape

$6.43

$4.24

$3.39

$3.02

Reel

$2.52

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,110V 5%,BIDIR,SMB TVS

SMBJ110CAHM3_B/H
Vishay Semiconductors
1: $1.44
5,897In Stock

Mfr. Part No.
SMBJ110CAHM3_B/H

Mouser Part No
78-SMBJ110CAHM3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,110V 5%,BIDIR,SMB TVS

Learn More

Datasheet

5,897In Stock

Cut Tape

$1.44

$0.903

$0.59

$0.456

Reel

$0.412

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,36V 5%,UNIDIR,SMB TVS

SMBJ36AHE3_B/I
Vishay Semiconductors
1: $1.09
2,484In Stock

Mfr. Part No.
SMBJ36AHE3_B/I

Mouser Part No
78-SMBJ36AHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,36V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

2,484In Stock

Cut Tape

$1.09

$0.68

$0.438

$0.333

Reel

$0.257

View

Min.: 1
Mult.: 1

: 3,200

Circuit Protection

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