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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: 361,835

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Part #

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

EHD1070WD01
Eaton Electrical
1: $1,140.24
1In Stock
New Product

Mfr. Part #
EHD1070WD01

Mouser Part #
504-EHD1070WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

Datasheet

1In Stock

$1,140.24

$893.15

$852.19

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Min.: 1
Mult.: 1

Circuit Breakers PDG2,1P,60A,25KA/480V,FXFXTMTU

PDG21F0060TFFJ
Eaton Electrical
1: $572.70
1In Stock
New Product

Mfr. Part #
PDG21F0060TFFJ

Mouser Part #
504-PDG21F0060TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,1P,60A,25KA/480V,FXFXTMTU

Datasheet

1In Stock

$572.70

$474.42

$437.33

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Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,175A,65KA/480V,FXFXTMTU

PDG23M0175TFFL
Eaton Electrical
1: $1,674.20
1In Stock
New Product

Mfr. Part #
PDG23M0175TFFL

Mouser Part #
504-PDG23M0175TFFL

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,175A,65KA/480V,FXFXTMTU

Datasheet

1In Stock

$1,674.20

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-SPP-T2-335-1+0-UT-R

1466578
Phoenix Contact
1: $142.65
7In Stock
New Product

Mfr. Part #
1466578

Mouser Part #
651-1466578

New Product

Phoenix Contact

Industrial Surge Protectors VAL-SPP-T2-335-1+0-UT-R

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Datasheet

7In Stock

$142.65

$131.04

Min.: 1
Mult.: 1

Circuit Breakers PTCB TM1 3A F2 NO P

1509522
Phoenix Contact
1: $41.18
40In Stock
New Product

Mfr. Part #
1509522

Mouser Part #
651-1509522

New Product

Phoenix Contact

Circuit Breakers PTCB TM1 3A F2 NO P

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Datasheet

40In Stock

$41.18

Min.: 1
Mult.: 1

Circuit Breakers PTCB TM1 4A M1 NO P

1575566
Phoenix Contact
1: $41.18
21In Stock
New Product

Mfr. Part #
1575566

Mouser Part #
651-1575566

New Product

Phoenix Contact

Circuit Breakers PTCB TM1 4A M1 NO P

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Datasheet

21In Stock

$41.18

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-120/65/1+0-R

1790752
Phoenix Contact
1: $142.40
2In Stock
5Expected 2026-08-03
New Product

Mfr. Part #
1790752

Mouser Part #
651-1790752

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-120/65/1+0-R

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Datasheet

2In Stock

5Expected 2026-08-03

$142.40

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-240/50-P

1790761
Phoenix Contact
1: $79.20
6In Stock
New Product

Mfr. Part #
1790761

Mouser Part #
651-1790761

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-240/50-P

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Datasheet

6In Stock

$79.20

Min.: 1
Mult.: 1

Industrial Surge Protectors VAL-US-SPP-240D/65-P

1803625
Phoenix Contact
1: $103.69
7In Stock
New Product

Mfr. Part #
1803625

Mouser Part #
651-1803625

New Product

Phoenix Contact

Industrial Surge Protectors VAL-US-SPP-240D/65-P

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Datasheet

7In Stock

$103.69

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes

2KDFN12A-M3/H
Vishay Semiconductors
1: $1.74
3,000In Stock
New Product

Mfr. Part #
2KDFN12A-M3/H

Mouser Part #
78-2KDFN12A-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes

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Datasheet

3,000In Stock

$1.74

$1.10

$0.719

$0.556

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes

2KDFN12CA-M3/H
Vishay Semiconductors
1: $1.71
1,500In Stock
1,500Expected 2026-06-25
New Product

Mfr. Part #
2KDFN12CA-M3/H

Mouser Part #
78-2KDFN12CA-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes

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Datasheet

1,500In Stock

1,500Expected 2026-06-25

$1.71

$1.24

$0.845

$0.667

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes

2KDFN36CA-M3/H
Vishay Semiconductors
1: $1.97
3,000In Stock
New Product

Mfr. Part #
2KDFN36CA-M3/H

Mouser Part #
78-2KDFN36CA-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes

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Datasheet

3,000In Stock

$1.97

$1.25

$0.829

$0.649

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes

2KDFN82CA-M3/H
Vishay Semiconductors
1: $1.97
3,000In Stock
New Product

Mfr. Part #
2KDFN82CA-M3/H

Mouser Part #
78-2KDFN82CA-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes

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Datasheet

3,000In Stock

$1.97

$1.25

$0.829

$0.649

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 3KW,13V 5%, DFN6546A BIDIR TVS

3KDFN13CA-M3/H
Vishay Semiconductors
1: $2.26
3,000In Stock
New Product

Mfr. Part #
3KDFN13CA-M3/H

Mouser Part #
78-3KDFN13CA-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 3KW,13V 5%, DFN6546A BIDIR TVS

Learn More

Datasheet

3,000In Stock

Cut Tape

$2.26

$1.44

$0.952

$0.746

Reel

$0.572

View

Min.: 1
Mult.: 1

: 1,500

ESD Protection Diodes / TVS Diodes 3KW,16V 5%, DFN6546A BIDIR TVS

3KDFN16CA-M3/H
Vishay Semiconductors
1: $2.26
3,000In Stock
New Product

Mfr. Part #
3KDFN16CA-M3/H

Mouser Part #
78-3KDFN16CA-M3/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 3KW,16V 5%, DFN6546A BIDIR TVS

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Datasheet

3,000In Stock

Cut Tape

$2.26

$1.44

$0.952

$0.746

Reel

$0.572

View

Min.: 1
Mult.: 1

: 1,500

ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS

4SMF28CA-M3/I
Vishay Semiconductors
1: $0.72
6,923In Stock
New Product

Mfr. Part #
4SMF28CA-M3/I

Mouser Part #
78-4SMF28CA-M3/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,28V5%,SMFBIDIRTVS

Datasheet

6,923In Stock

Cut Tape

$0.72

$0.505

$0.248

$0.207

Reel

$0.095

View

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes Diode, TVS, uni-dir, 1000W, 9.0V, 5%, SMB (DO-214AA), auto-grade

SMB10J9.0AHM3_B/I
Vishay Semiconductors
1: $1.48
2,240In Stock
New Product

Mfr. Part #
SMB10J9.0AHM3_B/I

Mouser Part #
78-SMB10J9.0AHM3_B/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Diode, TVS, uni-dir, 1000W, 9.0V, 5%, SMB (DO-214AA), auto-grade

Learn More

Datasheet

2,240In Stock

Cut Tape

$1.48

$0.933

$0.611

$0.471

Reel

$0.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,200

ESD Protection Diodes / TVS Diodes 400W,33V5%,SMFBIDIRTVS

T4F33CAHM3/I
Vishay Semiconductors
1: $0.691
6,997In Stock
New Product

Mfr. Part #
T4F33CAHM3/I

Mouser Part #
78-T4F33CAHM3/I

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,33V5%,SMFBIDIRTVS

Learn More

Datasheet

6,997In Stock

Cut Tape

$0.691

$0.474

$0.268

$0.212

Reel

$0.13

View

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323

VLIN26A1-03GHE3A08
Vishay
1: $0.576
8,759In Stock
New Product

Mfr. Part #
VLIN26A1-03GHE3A08

Mouser Part #
78-VLIN26A1-03HE3A08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323

Datasheet

8,759In Stock

Cut Tape

$0.576

$0.377

$0.222

$0.168

Reel

$0.124

View

Min.: 1
Mult.: 1

: 3,000

Surge Protection Accessories Flange to Bulkhead Type 4.3-10 Adapter Kit

BF4310
PolyPhaser
1: $73.92
9In Stock
New Product

Mfr. Part #
BF4310

Mouser Part #
44-BF4310

New Product

PolyPhaser

Surge Protection Accessories Flange to Bulkhead Type 4.3-10 Adapter Kit

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Datasheet

9In Stock

$73.92

$69.39

$67.16

Min.: 1
Mult.: 1

Surge Protection Accessories Kit Flange to Bulkhead DIN Adapter

BFD
PolyPhaser
1: $56.95
24In Stock
New Product

Mfr. Part #
BFD

Mouser Part #
44-BFD

New Product

PolyPhaser

Surge Protection Accessories Kit Flange to Bulkhead DIN Adapter

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Datasheet

24In Stock

$56.95

$53.14

$50.92

$50.90

Quote

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 40MHz - 400MHz, 100W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

BGXZ-60NFNF-ALT
PolyPhaser
1: $275.17
9In Stock
18On Order
New Product

Mfr. Part #
BGXZ-60NFNF-ALT

Mouser Part #
44-BGXZ-60NFNF-ALT

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 40MHz - 400MHz, 100W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

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Datasheet

9In Stock

18On Order

$275.17

$261.00

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 40MHz - 400MHz, 100W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

BGXZ-60NFNM-ALT
PolyPhaser
1: $263.48
1In Stock
New Product

Mfr. Part #
BGXZ-60NFNM-ALT

Mouser Part #
44-BGXZ-60NFNM-ALT

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/M Coaxial RF Surge Protector, 40MHz - 400MHz, 100W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

1In Stock

$263.48

$252.33

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 24 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount

DGXJ+24NFNF-A
PolyPhaser
1: $267.72
1In Stock
New Product

Mfr. Part #
DGXJ+24NFNF-A

Mouser Part #
44-DGXJ+24NFNF-A

New Product

PolyPhaser

Connectorized Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 24 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount

Learn More

Datasheet

1In Stock

$267.72

$253.94

Min.: 1
Mult.: 1

Connectorized Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.7GHz, DC Block, 300W, IP67, .5uJ, 18kA, Filter

DSXL-NS
PolyPhaser
1: $242.94
9In Stock
New Product

Mfr. Part #
DSXL-NS

Mouser Part #
44-DSXL-NS

New Product

PolyPhaser

Connectorized Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.7GHz, DC Block, 300W, IP67, .5uJ, 18kA, Filter

Datasheet

9In Stock

$242.94

$230.43

Min.: 1
Mult.: 1

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