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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 #

Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 500W, IP67, 48 V Max., 146uJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXH+48DMDF-A
PolyPhaser
1: Rp3.564.359
4In Stock
New Product

Mfr. Part No.
DGXH+48DMDF-A

Mouser Part No
44-DGXH+48DMDF-A

New Product

PolyPhaser

Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 500W, IP67, 48 V Max., 146uJ, 20kA, Hybrid, Bracket Down, Hole Mount

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Datasheet

4In Stock

Rp3.564.359

Rp3.413.538

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount

DGXR+06NMNF-Z
PolyPhaser
1: Rp2.744.038
4In Stock
New Product

Mfr. Part No.
DGXR+06NMNF-Z

Mouser Part No
44-DGXR+06NMNF-Z

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount

Datasheet

4In Stock

Rp2.744.038

Rp2.602.676

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Up, Hole Mount

DGXZ+06NFNF-B
PolyPhaser
1: Rp2.985.422
1In Stock
New Product

Mfr. Part No.
DGXZ+06NFNF-B

Mouser Part No
44-DGXZ+06NFNF-B

New Product

PolyPhaser

Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Up, Hole Mount

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Datasheet

1In Stock

Rp2.985.422

Rp2.831.623

Min.: 1
Mult.: 1

Connectorised Surge Protectors TNC M/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.5GHz, DC Block, 500W, IP67, .5uJ, 18kA, Filter

DSXL-T-MA
PolyPhaser
1: Rp5.139.488
4In Stock
New Product

Mfr. Part No.
DSXL-T-MA

Mouser Part No
44-DSXL-T-MA

New Product

PolyPhaser

Connectorised Surge Protectors TNC M/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.5GHz, DC Block, 500W, IP67, .5uJ, 18kA, Filter

Datasheet

4In Stock

Rp5.139.488

Rp4.922.102

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, 90W, IP67, 9 V Max., 5mJ, 20kA, Gas Discharge Tube

GT-NFSF-AL
PolyPhaser
1: Rp2.050.540
8In Stock
New Product

Mfr. Part No.
GT-NFSF-AL

Mouser Part No
44-GT-NFSF-AL

New Product

PolyPhaser

Connectorised Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, 90W, IP67, 9 V Max., 5mJ, 20kA, Gas Discharge Tube

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Datasheet

8In Stock

Rp2.050.540

Rp1.944.913

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/M Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

IS-50NX-C0-ME
PolyPhaser
1: Rp1.899.719
8In Stock
New Product

Mfr. Part No.
IS-50NX-C0-ME

Mouser Part No
44-IS-50NX-C0-ME

New Product

PolyPhaser

Connectorised Surge Protectors Type N F/M Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount

Learn More

Datasheet

8In Stock

More Info Available

Rp1.899.719

Rp1.801.799

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

IS-B50LN-C2-MA
PolyPhaser
1: Rp1.959.977
8In Stock
New Product

Mfr. Part No.
IS-B50LN-C2-MA

Mouser Part No
44-IS-B50LN-C2-MA

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount

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Datasheet

8In Stock

Rp1.959.977

Rp1.859.079

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount

VHF50HN-MA
PolyPhaser
1: Rp2.864.730
4In Stock
New Product

Mfr. Part No.
VHF50HN-MA

Mouser Part No
44-VHF50HN-MA

New Product

PolyPhaser

Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount

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Datasheet

4In Stock

Rp2.864.730

Rp2.717.237

Min.: 1
Mult.: 1

Circuit Breaker Accessories 508, DM, 20A, Distribution Module, Load, ATEX

PM12-T01-00-LOAD-20A-E
E-T-A
1: Rp849.925
6In Stock
New Product

Mfr. Part No.
PM12-T01-00-LOAD-20A-E

Mouser Part No
457-PM12T100LOAD2AE

New Product

E-T-A

Circuit Breaker Accessories 508, DM, 20A, Distribution Module, Load, ATEX

Datasheet

6In Stock

Rp849.925

Rp705.059

Rp650.406

Rp552.661

View

Min.: 1
Mult.: 1

Circuit Breakers 508,DM,24VDC,CL,20A,ATX

REX22D-TA1-100-DC24V-20A-E
E-T-A
1: Rp1.866.261
5In Stock
New Product

Mfr. Part No.
REX22D-TA1-100-DC24V-20A-E

Mouser Part No
457-REX22DTA120E

New Product

E-T-A

Circuit Breakers 508,DM,24VDC,CL,20A,ATX

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Datasheet

5In Stock

Rp1.866.261

Rp1.575.479

Rp1.492.799

Rp1.243.882

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL

10219128-01
TE Connectivity
1: Rp7.147.111
1In Stock
New Product

Mfr. Part No.
10219128-01

Mouser Part No
571-10219128-01

New Product

TE Connectivity

NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL

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Datasheet

1In Stock

Rp7.147.111

Rp6.534.191

Rp6.018.841

Rp5.643.277

View

Min.: 1
Mult.: 1

Circuit Breakers PTCB TM1 4A F2 NO P

1509524
Phoenix Contact
1: Rp516.752
20In Stock
New Product

Mfr. Part No.
1509524

Mouser Part No
651-1509524

New Product

Phoenix Contact

Circuit Breakers PTCB TM1 4A F2 NO P

Learn More

Datasheet

20In Stock

Rp516.752

Rp446.684

Min.: 1
Mult.: 1

Connectorised Surge Protectors AC SPD, thermal p, 20kA rated, 240V

1202-240P-20
Bourns
1: Rp2.327.834
15In Stock
New Product

Mfr. Part No.
1202-240P-20

Mouser Part No
652-1202-240P-20

New Product

Bourns

Connectorised Surge Protectors AC SPD, thermal p, 20kA rated, 240V

Learn More

Datasheet

15In Stock

Rp2.327.834

Rp1.930.198

Rp1.804.251

Rp1.379.814

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 400W,27V5%,SMFBIDIRTVS

T4F27CAHM3/I
Vishay Semiconductors
1: Rp7.532
New Product

Mfr. Part No.
T4F27CAHM3/I

Mouser Part No
78-T4F27CAHM3/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,27V5%,SMFBIDIRTVS

Learn More

Datasheet

More Info Available

Rp7.532

Rp4.922

Rp2.908

Rp2.207

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323

VCAN33C2-03GHE3A08
Vishay
1: Rp7.532
14.800In Stock
New Product

Mfr. Part No.
VCAN33C2-03GHE3A08

Mouser Part No
78-VCAN33C2-03HE3A08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323

Datasheet

14.800In Stock

Rp7.532

Rp5.132

Rp2.960

Rp2.277

View

Min.: 1
Mult.: 1

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

B88069X4231T502
EPCOS / TDK
1: Rp30.480
790In Stock
New Product

Mfr. Part No.
B88069X4231T502

Mouser Part No
871-B88069X4231T502

New Product

EPCOS / TDK

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

Learn More

Datasheet

790In Stock

Cut Tape

Rp30.480

Rp25.224

Rp20.845

Rp17.867

Reel

Rp14.802

View

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 6V 120A 30kV SOD323FL Uni-dir T

AQ06-01FLTG
Littelfuse
1: Rp10.861
6.070In Stock
New Product

Mfr. Part No.
AQ06-01FLTG

Mouser Part No
576-AQ06-01FLTG

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes 6V 120A 30kV SOD323FL Uni-dir T

Learn More

6.070In Stock

Cut Tape

Rp10.861

Rp6.639

Rp4.239

Rp3.521

Reel

Rp2.417

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip

SP4340L-01WTG
Littelfuse
1: Rp10.160
6.881In Stock
New Product

Mfr. Part No.
SP4340L-01WTG

Mouser Part No
576-SP4340L-01WTG

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes 4V, 0.45pF, 20A, Flipchip

Learn More

6.881In Stock

More Info Available

Cut Tape

Rp10.160

Rp6.254

Rp3.976

Rp3.311

Reel

Rp1.979

View

Min.: 1
Mult.: 1

Reel: 10.000

Resettable Fuses - PPTC PTC POLY 0603 100 mA 15V E3

PPTC0603E3010V15
Vishay / BC Components
1: Rp18.918
4.000In Stock
New Product

Mfr. Part No.
PPTC0603E3010V15

Mouser Part No
594-PPTC0603E3010V15

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 0603 100 mA 15V E3

Learn More

Datasheet

4.000In Stock

Rp18.918

Rp12.945

Rp9.407

Rp7.795

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC POLY 0805 100mA 15V E3

PPTC0805E3010V15
Vishay / BC Components
1: Rp17.167
4.000In Stock
New Product

Mfr. Part No.
PPTC0805E3010V15

Mouser Part No
594-PPTC0805E3010V15

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 0805 100mA 15V E3

Learn More

Datasheet

4.000In Stock

Rp17.167

Rp11.544

Rp8.321

Rp6.867

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC POLY 1206 100mA 60V E3

PPTC1206E3010V60
Vishay / BC Components
1: Rp18.043
3.000In Stock
New Product

Mfr. Part No.
PPTC1206E3010V60

Mouser Part No
594-PPTC1206E3010V60

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 1206 100mA 60V E3

Learn More

Datasheet

3.000In Stock

Rp18.043

Rp12.367

Rp8.986

Rp7.445

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC POLY 1210 500mA 13.2V E3

PPTC1210E3050V13
Vishay / BC Components
1: Rp14.364
4.000In Stock
New Product

Mfr. Part No.
PPTC1210E3050V13

Mouser Part No
594-PPTC1210E3050V13

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 1210 500mA 13.2V E3

Learn More

Datasheet

4.000In Stock

Rp14.364

Rp9.704

Rp6.621

Rp5.395

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC POLY 1812 140mA 60V E3

PPTC1812E3014V60
Vishay / BC Components
1: Rp13.838
3.000In Stock
New Product

Mfr. Part No.
PPTC1812E3014V60

Mouser Part No
594-PPTC1812E3014V60

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 1812 140mA 60V E3

Learn More

Datasheet

3.000In Stock

Rp13.838

Rp9.354

Rp6.376

Rp5.203

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC POLY 2920 500mA 60V E3

PPTC2920E3050V60
Vishay / BC Components
1: Rp17.342
3.000In Stock
New Product

Mfr. Part No.
PPTC2920E3050V60

Mouser Part No
594-PPTC2920E3050V60

New Product

Vishay / BC Components

Resettable Fuses - PPTC PTC POLY 2920 500mA 60V E3

Learn More

Datasheet

3.000In Stock

Rp17.342

Rp11.894

Rp8.653

Rp7.164

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC,10K,1%,0603,Auto,175C,Glue

NTCSP163JF103FT1H
TDK
1: Rp6.656
7.960In Stock
New Product

Mfr. Part No.
NTCSP163JF103FT1H

Mouser Part No
810-NTCSP163JF103FT1

New Product

TDK

NTC (Negative Temperature Coefficient) Thermistors NTC,10K,1%,0603,Auto,175C,Glue

Learn More

Datasheet

7.960In Stock

Cut Tape

Rp6.656

Rp5.851

Rp5.150

Rp4.134

Reel

Rp2.838

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Circuit Protection

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