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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: 359.634

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Part #

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

JBPT0001Z
Littelfuse
1: Rp1.626.740
248In Stock

Mfr. Part No.
JBPT0001Z

Mouser Part No
576-JBPT0001Z

Littelfuse

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

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Datasheet

248In Stock

Rp1.626.740

Rp1.623.988

Rp1.315.775

Rp1.212.304

Rp1.142.039

Min.: 1
Mult.: 1

Board Mount Surge Protectors L Q C Surge Stopper

LTC4380IMS-4#TRPBF
Analog Devices
1: Rp170.251
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

Rp170.251

Rp132.458

Rp122.918

Rp112.461

Rp110.443

Reel

Rp99.435

MouseReel Available

Min.: 1
Mult.: 1
Max.: 11.749

: 2.500

Board Mount Surge Protectors Hi V Surge Stopper w/ C Lim

LT4363IMS-2#TRPBF
Analog Devices
1: Rp170.251
14.679In Stock

Mfr. Part No.
LT4363IMS-2#TRPBF

Mouser Part No
584-LT4363IMS-2TRPBF

Analog Devices

Board Mount Surge Protectors Hi V Surge Stopper w/ C Lim

Datasheet

14.679In Stock

Cut Tape

Rp170.251

Rp132.458

Rp122.918

Rp112.461

Rp110.443

Reel

Rp99.435

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Board Mount Surge Protectors Surge Stopper w/ Ideal Diode

LTC4364IMS-1#PBF
Analog Devices
1: Rp228.958
2.650In Stock

Mfr. Part No.
LTC4364IMS-1#PBF

Mouser Part No
584-LTC4364IMS-1#PBF

Analog Devices

Board Mount Surge Protectors Surge Stopper w/ Ideal Diode

Datasheet

2.650In Stock

Rp228.958

Rp179.974

Rp163.279

Rp163.096

View

Min.: 1
Mult.: 1
Max.: 2.650

Surface Mount Fuses 35A 250V FAST ACTING

SF-3812F3500T-2
Bourns
1: Rp76.686
9.887In Stock

Mfr. Part No.
SF-3812F3500T-2

Mouser Part No
652-SF-3812F3500T-2

Bourns

Surface Mount Fuses 35A 250V FAST ACTING

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Datasheet

9.887In Stock

Cut Tape

Rp76.686

Rp64.394

Rp50.635

Rp44.948

Reel

Rp31.739

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Triacs THYR AND TRIACS

BTA208S-800E,118
WeEn Semiconductors
1: Rp37.059
58.075In Stock

Mfr. Part No.
BTA208S-800E,118

Mouser Part No
771-BTA208S-800E118

WeEn Semiconductors

Triacs THYR AND TRIACS

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Datasheet

58.075In Stock

Cut Tape

Rp37.059

Rp15.961

Rp12.053

Rp10.439

Reel

Rp7.797

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

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

VTVS31ASMF-HM3-08
Vishay Semiconductors
1: Rp13.026
89.174In Stock

Mfr. Part No.
VTVS31ASMF-HM3-08

Mouser Part No
78-VTVS31ASMF-HM3-08

Vishay Semiconductors

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

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Datasheet

89.174In Stock

Cut Tape

Rp13.026

Rp6.751

Rp5.412

Rp4.642

Reel

Rp3.688

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

NTC (Negative Temperature Coefficient) Thermistors 10KOhm, 25 deg C Tol 2.413mm Diameter

197-103LAG-A01
Honeywell
1: Rp880.241
310In Stock

Mfr. Part No.
197-103LAG-A01

Mouser Part No
785-197-103LAG-A01

Honeywell

NTC (Negative Temperature Coefficient) Thermistors 10KOhm, 25 deg C Tol 2.413mm Diameter

Datasheet

310In Stock

Rp880.241

Rp824.653

Rp782.273

Rp742.463

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 26.2VZMIN 2LINE SC70

SZNUP2125WTT1G
onsemi
1: Rp14.493
97.083In Stock

Mfr. Part No.
SZNUP2125WTT1G

Mouser Part No
863-SZNUP2125WTT1G

onsemi

ESD Protection Diodes / TVS Diodes 26.2VZMIN 2LINE SC70

Datasheet

97.083In Stock

Cut Tape

Rp14.493

Rp7.889

Rp5.761

Rp4.385

Reel

Rp3.376

MouseReel Available

Min.: 1
Mult.: 1
Max.: 3.000

: 3.000

Varistors 75VAC 10% 40mm High E

B72240B0750K001
TDK
1: Rp440.671
1.881In Stock

Mfr. Part No.
B72240B0750K001

Mouser Part No
871-B72240B0750K001

TDK

Varistors 75VAC 10% 40mm High E

Datasheet

1.881In Stock

Rp440.671

Rp354.261

Rp328.944

Rp308.947

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes AK6 - CA 270V

AK6-270C-Y-12
Littelfuse
1: Rp1.126.811
12In Stock

Mfr. Part No.
AK6-270C-Y-12

Mouser Part No
576-AK6-270C-Y-12

Littelfuse

ESD Protection Diodes / TVS Diodes AK6 - CA 270V

Datasheet

12In Stock

Rp1.126.811

Rp1.045.355

Rp1.008.847

View

Min.: 1
Mult.: 1

Power Outlet Strips Rack PDU, Metered, 1U, 20A, 120V, (8) 5-20

AP7801B
APC by Schneider Electric
Restricted Availability

Mfr. Part No.
AP7801B

Mouser Part No
679-AP7801B

APC by Schneider Electric

Power Outlet Strips Rack PDU, Metered, 1U, 20A, 120V, (8) 5-20

Datasheet

Restricted Availability

ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS

1.5SMC18AHE3_A/I
Vishay Semiconductors
1: Rp22.015
1.770In Stock

Mfr. Part No.
1.5SMC18AHE3_A/I

Mouser Part No
78-1.5SMC18AHE3_A/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS

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Datasheet

1.770In Stock

Cut Tape

Rp22.015

Rp13.778

Rp9.026

Rp6.990

Reel

Rp5.247

View

Min.: 1
Mult.: 1

: 3.500

ESD Protection Diodes / TVS Diodes 1.5KW,91V 5%,UNIDIR,SMC TVS

1.5SMC91AHE3_A/I
Vishay Semiconductors
1: Rp22.015
3.734In Stock

Mfr. Part No.
1.5SMC91AHE3_A/I

Mouser Part No
78-1.5SMC91AHE3_A/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,91V 5%,UNIDIR,SMC TVS

Learn More

Datasheet

3.734In Stock

Cut Tape

Rp22.015

Rp13.778

Rp9.026

Rp6.990

Reel

Rp5.247

View

Min.: 1
Mult.: 1

: 3.500

ESD Protection Diodes / TVS Diodes 600W,8.2V 5%,BIDIR,SMB TVS

P6SMB8.2CAHE3_B/I
Vishay Semiconductors
1: Rp17.979
3.030In Stock

Mfr. Part No.
P6SMB8.2CAHE3_B/I

Mouser Part No
78-P6SMB8.2CAHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,8.2V 5%,BIDIR,SMB TVS

Learn More

Datasheet

3.030In Stock

Cut Tape

Rp17.979

Rp11.191

Rp7.247

Rp5.540

Reel

Rp4.293

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes 8W,13V 5%,SMD PAR

SM8S13AHM3/I
Vishay
1: Rp86.777
328In Stock
750Expected 25/08/2026

Mfr. Part No.
SM8S13AHM3/I

Mouser Part No
78-SM8S13AHM3/I

Vishay

ESD Protection Diodes / TVS Diodes 8W,13V 5%,SMD PAR

Datasheet

328In Stock

750Expected 25/08/2026

Cut Tape

Rp86.777

Rp57.240

Rp45.682

Rp38.343

Reel

Rp36.142

Rp35.041

MouseReel Available

Min.: 1
Mult.: 1

: 750

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

SM8S14AHM3/I
Vishay
1: Rp86.777
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

Rp86.777

Rp57.240

Rp45.682

Rp37.426

Reel

Rp31.005

Min.: 1
Mult.: 1

: 750

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

SMBJ36CAHM3_B/I
Vishay Semiconductors
1: Rp19.447
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

Learn More

Datasheet

1.160In Stock

Cut Tape

Rp19.447

Rp12.182

Rp7.962

Rp6.146

Reel

Rp4.825

View

Min.: 1
Mult.: 1

: 3.200

Fuse Holder Accessories Cover, 1 Position BMZS

901-731
Littelfuse
1: Rp203.457
56In Stock

Mfr. Part No.
901-731

Mouser Part No
576-901-731

Littelfuse

Fuse Holder Accessories Cover, 1 Position BMZS

Datasheet

56In Stock

Rp203.457

Rp202.723

Rp119.432

Rp113.745

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors RB103J9W-2 THERMISTOR

NSRB103J3V2HET001
Littelfuse
1: Rp15.411
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

Rp15.411

Rp11.815

Rp10.164

Rp8.366

View

Min.: 1
Mult.: 1

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

GDT28H-270-B
Bourns
1: Rp42.196
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

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Datasheet

305In Stock

Rp42.196

Rp34.490

Rp27.702

Rp24.767

View

Min.: 1
Mult.: 1

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

P6SMB6.8CAHE3_B/I
Vishay Semiconductors
1: Rp18.163
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

Rp18.163

Rp11.209

Rp7.265

Rp5.559

Reel

Rp4.311

View

Min.: 1
Mult.: 1

: 3.200

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

SM5S30AHM3/I
Vishay Semiconductors
1: Rp78.337
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

Rp78.337

Rp51.552

Rp38.894

Rp34.674

Reel

Rp29.537

Rp27.886

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes SM8 - A 24V

SM8S24AHM3/I
Vishay
1: Rp86.777
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

Rp86.777

Rp57.240

Rp45.682

Rp37.059

Reel

Rp34.857

Rp34.124

Min.: 1
Mult.: 1

: 750

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

SMBJ110CAHM3_B/H
Vishay Semiconductors
1: Rp19.447
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

Rp19.447

Rp12.182

Rp7.962

Rp6.146

Reel

Rp5.559

View

Min.: 1
Mult.: 1

: 750

Circuit Protection

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