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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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Part #

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

SMBJ36AHE3_B/I
Vishay Semiconductors
1: Rp14.677
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

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Datasheet

2.484In Stock

Cut Tape

Rp14.677

Rp9.173

Rp5.907

Rp4.495

Reel

Rp3.467

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes 600W,60V 5%,UNIDIR,SMB TVS

SMBJ60AHE3_B/I
Vishay Semiconductors
1: Rp14.860
2.993In Stock

Mfr. Part No.
SMBJ60AHE3_B/I

Mouser Part No
78-SMBJ60AHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,60V 5%,UNIDIR,SMB TVS

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Datasheet

2.993In Stock

Cut Tape

Rp14.860

Rp9.191

Rp5.926

Rp4.513

Reel

Rp3.486

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes ESD 3.3V

VCUT03G1-SD0-G4-08
Vishay Semiconductors
1: Rp6.238
27.160In Stock

Mfr. Part No.
VCUT03G1-SD0-G4-08

Mouser Part No
78-VCUT03G1SD0G408

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes ESD 3.3V

Datasheet

27.160In Stock

Cut Tape

Rp6.238

Rp4.348

Rp2.128

Rp1.780

View

Reel

Rp789

Min.: 1
Mult.: 1

: 15.000

NTC (Negative Temperature Coefficient) Thermistors

NCP02XH103D05RH
Murata Electronics
1: Rp3.853
9.383In Stock

Mfr. Part No.
NCP02XH103D05RH

Mouser Part No
81-NCP02XH103D05RH

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

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Datasheet

9.383In Stock

Cut Tape

Rp3.853

Rp3.394

Rp2.990

Rp2.403

View

Reel

Rp1.596

Min.: 1
Mult.: 1

: 20.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V

GDT28H-110-B
Bourns
1: Rp42.196
201In Stock

Mfr. Part No.
GDT28H-110-B

Mouser Part No
652-GDT28H-110-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V

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Datasheet

201In Stock

Rp42.196

Rp34.490

Rp27.702

Rp24.767

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 400W,30V 5%,BIDIR,SMA TVS

P4SMA30CAHE3_A/I
Vishay Semiconductors
1: Rp13.026
2.246In Stock
15.000Expected 02/09/2026

Mfr. Part No.
P4SMA30CAHE3_A/I

Mouser Part No
78-P4SMA30CAHE3_A/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,30V 5%,BIDIR,SMA TVS

Learn More

Datasheet

2.246In Stock

15.000Expected 02/09/2026

Cut Tape

Rp13.026

Rp8.054

Rp5.192

Rp3.963

Reel

Rp2.660

View

Min.: 1
Mult.: 1

: 7.500

ESD Protection Diodes / TVS Diodes 600W,300V 5%,UNIDIR,SMB TVS

P6SMB300AHM3_D/H
Vishay Semiconductors
1: Rp23.299
4.500In Stock

Mfr. Part No.
P6SMB300AHM3_D/H

Mouser Part No
78-P6SMB300AHM3DH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,300V 5%,UNIDIR,SMB TVS

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Datasheet

4.500In Stock

Cut Tape

Rp23.299

Rp14.585

Rp9.577

Rp7.467

Reel

Rp6.733

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,26V 5%,UNIDIR,SMB TVS

SMBJ26AHE3_B/I
Vishay Semiconductors
1: Rp14.860
1.899In Stock

Mfr. Part No.
SMBJ26AHE3_B/I

Mouser Part No
78-SMBJ26AHE3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,26V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

1.899In Stock

Cut Tape

Rp14.860

Rp9.191

Rp5.926

Rp4.513

Reel

Rp3.486

View

Min.: 1
Mult.: 1

: 3.200

ESD Protection Diodes / TVS Diodes 600W,5.0V 5%,UNIDIR,SMB TVS

SMBJ5.0AHM3_B/I
Vishay Semiconductors
1: Rp17.062
6.386In Stock

Mfr. Part No.
SMBJ5.0AHM3_B/I

Mouser Part No
78-SMBJ5.0AHM3BI

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,5.0V 5%,UNIDIR,SMB TVS

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Datasheet

6.386In Stock

Cut Tape

Rp17.062

Rp10.604

Rp6.861

Rp5.265

Reel

Rp4.091

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.200

NTC (Negative Temperature Coefficient) Thermistors

NCP02XH103F05RH
Murata Electronics
1: Rp2.202
12.819In Stock
20.000Expected 08/03/2027

Mfr. Part No.
NCP02XH103F05RH

Mouser Part No
81-NCP02XH103F05RH

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

12.819In Stock

20.000Expected 08/03/2027

Cut Tape

Rp2.202

Rp1.761

Rp1.559

Rp1.303

View

Reel

Rp862

Min.: 1
Mult.: 1

: 20.000

NTC (Negative Temperature Coefficient) Thermistors

NCU15WF104FBSRC
Murata Electronics
1: Rp2.385
9.268In Stock

Mfr. Part No.
NCU15WF104FBSRC

Mouser Part No
81-NCU15WF104FBSRC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.268In Stock

Rp2.385

Rp2.055

Rp1.816

Rp1.486

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15WM474E6SRC
Murata Electronics
1: Rp2.018
6.765In Stock

Mfr. Part No.
NCU15WM474E6SRC

Mouser Part No
81-NCU15WM474E6SRC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

6.765In Stock

Rp2.018

Rp1.578

Rp1.394

Rp1.192

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15XV103E60RC
Murata Electronics
1: Rp2.202
5.723In Stock

Mfr. Part No.
NCU15XV103E60RC

Mouser Part No
81-NCU15XV103E60RC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

5.723In Stock

Rp2.202

Rp2.036

Rp1.798

Rp1.468

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW222E6SRC
Murata Electronics
1: Rp2.018
9.965In Stock

Mfr. Part No.
NCU15XW222E6SRC

Mouser Part No
81-NCU15XW222E6SRC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.965In Stock

Rp2.018

Rp1.578

Rp1.394

Rp1.192

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW472E60RC
Murata Electronics
1: Rp2.385
9.300In Stock

Mfr. Part No.
NCU15XW472E60RC

Mouser Part No
81-NCU15XW472E60RC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.300In Stock

Rp2.385

Rp2.055

Rp1.816

Rp1.486

View

Min.: 1
Mult.: 1

Fuse Holder Accessories M10 Insulated Stud

908-082
Littelfuse
1: Rp113.195
83In Stock

Mfr. Part No.
908-082

Mouser Part No
576-908-082

Littelfuse

Fuse Holder Accessories M10 Insulated Stud

Datasheet

83In Stock

Rp113.195

Rp106.040

Rp102.187

Rp79.622

View

Min.: 1
Mult.: 1

Surface Mount Fuses .075A 2.0mohm Brown Thin Film Fuses 0201

F0201G0R07FNTR\500
KYOCERA AVX
1: Rp13.026
4.320In Stock

Mfr. Part No.
F0201G0R07FNTR\500

Mouser Part No
581-F0201G0R07FNTR\5

KYOCERA AVX

Surface Mount Fuses .075A 2.0mohm Brown Thin Film Fuses 0201

Learn More

Datasheet

4.320In Stock

Cut Tape

Rp13.026

Rp10.512

Rp8.843

Rp7.779

Reel

Rp6.421

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

NTC (Negative Temperature Coefficient) Thermistors NTCFLEX0510k2%3435K25mm

NTCAFLEX05103GL
Vishay
1: Rp53.203
268In Stock

Mfr. Part No.
NTCAFLEX05103GL

Mouser Part No
594-NTCAFLEX05103GL

Vishay

NTC (Negative Temperature Coefficient) Thermistors NTCFLEX0510k2%3435K25mm

Learn More

Datasheet

268In Stock

Rp53.203

Rp39.811

Rp35.408

Rp33.757

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,27V 5%,UNIDIR,SMB TVS

SM6T27AHE3_B/H
Vishay Semiconductors
1: Rp14.860
7.408In Stock

Mfr. Part No.
SM6T27AHE3_B/H

Mouser Part No
78-SM6T27AHE3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,27V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

7.408In Stock

Cut Tape

Rp14.860

Rp9.191

Rp5.926

Rp4.513

Reel

Rp4.054

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 1KW,12V 5%,UNIDIR,SMB TVS

SMB10J12AHE3_B/H
Vishay Semiconductors
1: Rp22.566
2.393In Stock

Mfr. Part No.
SMB10J12AHE3_B/H

Mouser Part No
78-SMB10J12AHE3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1KW,12V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

2.393In Stock

Cut Tape

Rp22.566

Rp14.126

Rp9.246

Rp7.155

Reel

Rp6.476

View

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W,28V 5%,UNIDIR,SMB TVS

SMBJ28AHM3_B/H
Vishay Semiconductors
1: Rp15.411
7.470In Stock

Mfr. Part No.
SMBJ28AHM3_B/H

Mouser Part No
78-SMBJ28AHM3BH

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,28V 5%,UNIDIR,SMB TVS

Learn More

Datasheet

7.470In Stock

Cut Tape

Rp15.411

Rp9.485

Rp6.146

Rp4.715

Reel

Rp4.220

View

Min.: 1
Mult.: 1

: 750

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

SMBJ36CAHE3_B/I
Vishay Semiconductors
1: Rp18.529
3.886In Stock

Mfr. Part No.
SMBJ36CAHE3_B/I

Mouser Part No
78-SMBJ36CAHE3BI

Vishay Semiconductors

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

Learn More

Datasheet

3.886In Stock

Cut Tape

Rp18.529

Rp11.540

Rp7.559

Rp5.834

Reel

Rp4.587

View

Min.: 1
Mult.: 1

: 3.200

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW153E60RC
Murata Electronics
1: Rp2.385
9.495In Stock

Mfr. Part No.
NCU15XW153E60RC

Mouser Part No
81-NCU15XW153E60RC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.495In Stock

Rp2.385

Rp2.055

Rp1.816

Rp1.486

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW222J60RC
Murata Electronics
1: Rp2.385
9.990In Stock

Mfr. Part No.
NCU15XW222J60RC

Mouser Part No
81-NCU15XW222J60RC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.990In Stock

Rp2.385

Rp2.055

Rp1.816

Rp1.486

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors

NCU15XW223J6SRC
Murata Electronics
1: Rp2.018
9.520In Stock

Mfr. Part No.
NCU15XW223J6SRC

Mouser Part No
81-NCU15XW223J6SRC

Murata Electronics

NTC (Negative Temperature Coefficient) Thermistors

Learn More

Datasheet

9.520In Stock

Rp2.018

Rp1.578

Rp1.394

Rp1.192

View

Min.: 1
Mult.: 1

Circuit Protection

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