.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of circuit protection devices below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 359,326

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Connectorised Surge Protectors Indoor 10Gb/s (Cat6A) POE Surge Protective Device with Mounting Kit

MJ8-POE-C6A/G/KF
Citel
1: $103.81
7In Stock
New Product

Mfr. Part No.
MJ8-POE-C6A/G/KF

Mouser Part No
703-MJ8-POE-C6A/G/KF

New Product

Citel

Connectorised Surge Protectors Indoor 10Gb/s (Cat6A) POE Surge Protective Device with Mounting Kit

Datasheet

7In Stock

$103.81

$89.45

$81.89

$64.37

View

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/F In/Out Bulkhead Coax RF Surge Protector, DC - 7GHz and 3GHz - 4GHz, DC Pass, 90W, IP67, 20kA, Gas Discharge Tube, BiDirect

PE73SP1038
Pasternack
1: $136.75
6In Stock
New Product

Mfr. Part No.
PE73SP1038

Mouser Part No
28-PE73SP1038

New Product

Pasternack

Connectorised Surge Protectors Type N F/F In/Out Bulkhead Coax RF Surge Protector, DC - 7GHz and 3GHz - 4GHz, DC Pass, 90W, IP67, 20kA, Gas Discharge Tube, BiDirect

Datasheet

6In Stock

$136.75

$117.70

$113.63

$111.54

View

Min.: 1
Mult.: 1

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

EHD1025WD01
Eaton Electrical
1: $398.21
1In Stock
New Product

Mfr. Part No.
EHD1025WD01

Mouser Part No
504-EHD1025WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

Datasheet

1In Stock

$398.21

$268.58

$254.84

$248.91

Min.: 1
Mult.: 1

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

EHD1070WD01
Eaton Electrical
1: $791.97
1In Stock
New Product

Mfr. Part No.
EHD1070WD01

Mouser Part No
504-EHD1070WD01

New Product

Eaton Electrical

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

Datasheet

1In Stock

$791.97

$620.36

$591.91

View

Min.: 1
Mult.: 1

Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P

NZMB1-A80-NA
Eaton Electrical
1: $1,317.40
1In Stock
New Product

Mfr. Part No.
NZMB1-A80-NA

Mouser Part No
504-NZMB1-A80-NA

New Product

Eaton Electrical

Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P

Datasheet

1In Stock

$1,317.40

Min.: 1
Mult.: 1

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

PDG21F0060TFFJ
Eaton Electrical
1: $397.78
1In Stock
New Product

Mfr. Part No.
PDG21F0060TFFJ

Mouser Part No
504-PDG21F0060TFFJ

New Product

Eaton Electrical

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

Datasheet

1In Stock

$397.78

$329.52

$303.75

View

Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,200A,50KA/480V,FXFXTMTU

PDG23K0200TFFJ
Eaton Electrical
1: $1,347.58
1In Stock
New Product

Mfr. Part No.
PDG23K0200TFFJ

Mouser Part No
504-PDG23K0200TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,200A,50KA/480V,FXFXTMTU

Datasheet

1In Stock

$1,347.58

Min.: 1
Mult.: 1

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

PDG23M0175TFFL
Eaton Electrical
1: $1,332.72
1In Stock
New Product

Mfr. Part No.
PDG23M0175TFFL

Mouser Part No
504-PDG23M0175TFFL

New Product

Eaton Electrical

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

Datasheet

1In Stock

$1,332.72

Min.: 1
Mult.: 1

Connectorised Surge Protectors 4.3-10 F/F BULKHEAD COAXIAL RF SURGE PROTECTOR 698

PE73SP1061
Pasternack
1: $203.46
1In Stock
New Product

Mfr. Part No.
PE73SP1061

Mouser Part No
28-PE73SP1061

New Product

Pasternack

Connectorised Surge Protectors 4.3-10 F/F BULKHEAD COAXIAL RF SURGE PROTECTOR 698

Datasheet

1In Stock

$203.46

$181.73

$178.26

$177.62

View

Min.: 1
Mult.: 1

Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R

BR24L70RP
Eaton Electrical
1: $371.45
1In Stock
New Product

Mfr. Part No.
BR24L70RP

Mouser Part No
504-BR24L70RP

New Product

Eaton Electrical

Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R

Datasheet

1In Stock

$371.45

$321.87

$293.24

$260.09

View

Min.: 1
Mult.: 1

Circuit Breakers CH 30MA GFI 60A/2 POLE 120/240V 10K

CH260EPD
Eaton Electrical
1: $1,377.07
1In Stock
New Product

Mfr. Part No.
CH260EPD

Mouser Part No
504-CH260EPD

New Product

Eaton Electrical

Circuit Breakers CH 30MA GFI 60A/2 POLE 120/240V 10K

1In Stock

$1,377.07

Min.: 1
Mult.: 1

Circuit Breaker Accessories PD AUX&ALM SW 1NO/1NC PIGTAIL-30 INCHES

PDGXAC
Eaton Electrical
1: $213.14
3In Stock
4Expected 2026/10/16
New Product

Mfr. Part No.
PDGXAC

Mouser Part No
504-PDGXAC

New Product

Eaton Electrical

Circuit Breaker Accessories PD AUX&ALM SW 1NO/1NC PIGTAIL-30 INCHES

Datasheet

3In Stock

4Expected 2026/10/16

$213.14

$176.74

$164.69

$135.63

$125.94

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

VESD16D1-HD1HG3-08
Vishay
1: $0.511
9,750In Stock
New Product

Mfr. Part No.
VESD16D1-HD1HG3-08

Mouser Part No
78-VESD16D1-HD1H3-08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

9,750In Stock

Cut Tape

$0.511

$0.361

$0.176

$0.147

Reel

$0.067

View

Min.: 1
Mult.: 1

: 10,000

Circuit Breakers Type CH Breaker 40A/3 Pole 240V 10K

CH340
Eaton Electrical
1: $619.81
3In Stock
New Product

Mfr. Part No.
CH340

Mouser Part No
504-CH340

New Product

Eaton Electrical

Circuit Breakers Type CH Breaker 40A/3 Pole 240V 10K

Datasheet

3In Stock

$619.81

$499.94

$467.48

View

Min.: 1
Mult.: 1

Circuit Breakers CH GFCI BREAKER, 30A, PIGTAIL, 10KAIC

CHFN130GF
Eaton Electrical
1: $482.62
1In Stock
New Product

Mfr. Part No.
CHFN130GF

Mouser Part No
504-CHFN130GF

New Product

Eaton Electrical

Circuit Breakers CH GFCI BREAKER, 30A, PIGTAIL, 10KAIC

1In Stock

$482.62

$423.59

$385.20

View

Min.: 1
Mult.: 1

Circuit Breakers FAZ UL 1077 2P 2.5A D CURVE

FAZ-D2.5/2
Eaton Electrical
1: $431.97
1In Stock
New Product

Mfr. Part No.
FAZ-D2.5/2

Mouser Part No
504-FAZ-D2.5/2

New Product

Eaton Electrical

Circuit Breakers FAZ UL 1077 2P 2.5A D CURVE

Datasheet

1In Stock

$431.97

$357.84

$329.79

Min.: 1
Mult.: 1

Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS

HFDDC1060L
Eaton Electrical
1: $582.79
1In Stock
New Product

Mfr. Part No.
HFDDC1060L

Mouser Part No
504-HFDDC1060L

New Product

Eaton Electrical

Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS

Datasheet

1In Stock

$582.79

$570.97

$562.74

$554.47

View

Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU

PDG23F0035TFFJ
Eaton Electrical
1: $776.40
2In Stock
New Product

Mfr. Part No.
PDG23F0035TFFJ

Mouser Part No
504-PDG23F0035TFFJ

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU

Datasheet

2In Stock

$776.40

$611.98

$564.22

View

Min.: 1
Mult.: 1

Circuit Breakers QBHW2015, 2P, 15A 22kAIC, 240V

QBHW2015HT
Eaton Electrical
1: $991.12
1In Stock
New Product

Mfr. Part No.
QBHW2015HT

Mouser Part No
504-QBHW2015HT

New Product

Eaton Electrical

Circuit Breakers QBHW2015, 2P, 15A 22kAIC, 240V

Datasheet

1In Stock

$991.12

$821.04

$756.67

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

VESD26D1-HD1HG3-08
Vishay
1: $0.52
9,750In Stock
New Product

Mfr. Part No.
VESD26D1-HD1HG3-08

Mouser Part No
78-VESD26D1-HD1H3-08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

9,750In Stock

Cut Tape

$0.52

$0.362

$0.177

$0.148

Reel

$0.067

View

Min.: 1
Mult.: 1

: 10,000

Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD

FDB3020L
Eaton Electrical
1: $1,292.71
1In Stock
New Product

Mfr. Part No.
FDB3020L

Mouser Part No
504-FDB3020L

New Product

Eaton Electrical

Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD

Datasheet

1In Stock

$1,292.71

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC NI 0.5 LEAD 10K SPECIAL TOL blk E3 A

NTCLE203E3103SB0A
Vishay / BC Components
1: $1.76
500In Stock
New Product

Mfr. Part No.
NTCLE203E3103SB0A

Mouser Part No
594-NTCLE23E313SB

New Product

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors NTC NI 0.5 LEAD 10K SPECIAL TOL blk E3 A

Datasheet

500In Stock

$1.76

$1.33

$1.06

$0.99

View

Min.: 1
Mult.: 1

Fuse Holder CFB1 FUSE BLOCK 150A FUSE

CFB1-150
Bourns
1: $71.92
25In Stock
New Product

Mfr. Part No.
CFB1-150

Mouser Part No
652-CFB1-150

New Product

Bourns

Fuse Holder CFB1 FUSE BLOCK 150A FUSE

Learn More

Datasheet

25In Stock

$71.92

$60.81

$57.34

$44.50

$44.12

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

VESD29D1-HD1HG3-08
Vishay
1: $0.511
9,750In Stock
New Product

Mfr. Part No.
VESD29D1-HD1HG3-08

Mouser Part No
78-VESD29D1-HD1H3-08

New Product

Vishay

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE DFN1006-2A

9,750In Stock

Cut Tape

$0.511

$0.361

$0.176

$0.147

Reel

$0.067

View

Min.: 1
Mult.: 1

: 10,000

Industrial Surge Protectors DD15-24V D-sub Data Line Surge Protectice Device (SPD) , 24V, 9 wire+G

DD9-24V
Citel
1: $111.80
35In Stock

Mfr. Part No.
DD9-24V

Mouser Part No
703-DD9-24V

Citel

Industrial Surge Protectors DD15-24V D-sub Data Line Surge Protectice Device (SPD) , 24V, 9 wire+G

Learn More

Datasheet

35In Stock

$111.80

$94.03

$89.10

$89.09

View

Min.: 1
Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support