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

Siemens Circuit Protection

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

Types of Circuit Protection

List Images

Results: 16,634

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.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; }

Download Table (.CSV)

Part #

Circuit Breaker Accessories BREAKER 3VA6 400600A 1 WIRE CU LUG 4PC

3VA93740JD13
Siemens
1: $1,992.35
1In Stock

Mfr. Part #
3VA93740JD13

Mouser Part #
982-3VA93740JD13

Siemens

Circuit Breaker Accessories BREAKER 3VA6 400600A 1 WIRE CU LUG 4PC

Learn More

Datasheet

1In Stock

$1,992.35

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA2 630A BOX TERMINAL 3P

3VA94830JA13
Siemens
1: $450.01
3In Stock

Mfr. Part #
3VA94830JA13

Mouser Part #
982-3VA94830JA13

Siemens

Circuit Breaker Accessories BRKR 3VA2 630A BOX TERMINAL 3P

Learn More

Datasheet

3In Stock

$450.01

$401.33

$389.76

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA55/65/66 ROT OPER DR GRY

3VA96770FK21
Siemens
1: $1,292.32
1In Stock
1On Order

Mfr. Part #
3VA96770FK21

Mouser Part #
982-3VA96770FK21

Siemens

Circuit Breaker Accessories BRKR 3VA55/65/66 ROT OPER DR GRY

Learn More

Datasheet

1In Stock

1On Order

$1,292.32

Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 2P 480/277 8A 10K C-TRIP

5SJ42087HG42
Siemens
1: $266.86
1In Stock

Mfr. Part #
5SJ42087HG42

Mouser Part #
982-5SJ42087HG42

Siemens

Circuit Breakers MCB 5SJ4 2P 480/277 8A 10K C-TRIP

Learn More

Datasheet

1In Stock

$266.86

$220.68

$212.74

$210.11

View

Min.: 1
Mult.: 1

Circuit Breakers BREAKER BQD 3P 25A 480VAC 14KA

BQD325
Siemens
1: $1,335.96
1In Stock

Mfr. Part #
BQD325

Mouser Part #
982-BQD325

Siemens

Circuit Breakers BREAKER BQD 3P 25A 480VAC 14KA

Datasheet

1In Stock

$1,335.96

Min.: 1
Mult.: 1

Circuit Breaker Accessories B-BAR INSULATION F.UNUSED B-BAR SECTIONS

FBC72
Siemens
1: $508.95
1In Stock

Mfr. Part #
FBC72

Mouser Part #
982-FBC72

Siemens

Circuit Breaker Accessories B-BAR INSULATION F.UNUSED B-BAR SECTIONS

Datasheet

1In Stock

$508.95

$443.71

$435.65

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses FUSE LINK,LV HRC,80A,500VAC,440VDC

3NA3224
Siemens
1: $167.99
3In Stock
New At Mouser

Mfr. Part #
3NA3224

Mouser Part #
982-3NA3224

New At Mouser

Siemens

Industrial & Electrical Fuses FUSE LINK,LV HRC,80A,500VAC,440VDC

Datasheet

3In Stock

$167.99

$149.31

$140.97

$136.59

Min.: 1
Mult.: 1

Circuit Breakers SPECIAL TYPE MOT. START. PROT 6.3A

3RV20111GA150BA0
Siemens
1: $613.13
2In Stock

Mfr. Part #
3RV20111GA150BA0

Mouser Part #
982-3RV20111GA150BA0

Siemens

Circuit Breakers SPECIAL TYPE MOT. START. PROT 6.3A

Learn More

Datasheet

2In Stock

$613.13

$499.80

$485.59

View

Min.: 1
Mult.: 1

Circuit Breakers MCSW 3VA51 3P 100A 65KA

3VA51101BB310AA0
Siemens
1: $1,107.88
1In Stock

Mfr. Part #
3VA51101BB310AA0

Mouser Part #
982-3VA51101BB310AA0

Siemens

Circuit Breakers MCSW 3VA51 3P 100A 65KA

Learn More

Datasheet

1In Stock

$1,107.88

$1,027.06

$1,004.03

View

Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 1P 240V 30A SAME PH 14K B-TRIP

5SJ41306HG40
Siemens
1: $108.84
3In Stock

Mfr. Part #
5SJ41306HG40

Mouser Part #
982-5SJ41306HG40

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 30A SAME PH 14K B-TRIP

Learn More

Datasheet

3In Stock

$108.84

$94.26

$91.26

$89.12

View

Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 3P 480/277 13A 10K C-TRIP

5SJ43137HG42
Siemens
1: $385.47
2In Stock

Mfr. Part #
5SJ43137HG42

Mouser Part #
982-5SJ43137HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 13A 10K C-TRIP

Learn More

Datasheet

2In Stock

$385.47

$319.38

$315.42

$312.70

View

Min.: 1
Mult.: 1

Circuit Breakers SUP PTOR 5SY5 2P IEC 400V 20A 10K C-TRIP

5SY52207
Siemens
1: $783.27
1In Stock

Mfr. Part #
5SY52207

Mouser Part #
982-5SY5220-7

Siemens

Circuit Breakers SUP PTOR 5SY5 2P IEC 400V 20A 10K C-TRIP

1In Stock

$783.27

$359.75

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA ROT OP PISTOL GRIP HNDL GRY

3VA94770FH11
Siemens
1: $648.87
2In Stock

Mfr. Part #
3VA94770FH11

Mouser Part #
982-3VA94770FH11

Siemens

Circuit Breaker Accessories BRKR 3VA ROT OP PISTOL GRIP HNDL GRY

Learn More

Datasheet

2In Stock

$648.87

$530.41

$525.00

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BQ BQH 1P MOUNTING CLIP

MB120
Siemens
1: $51.15
20In Stock

Mfr. Part #
MB120

Mouser Part #
982-MB120

Siemens

Circuit Breaker Accessories BQ BQH 1P MOUNTING CLIP

Datasheet

20In Stock

$51.15

$51.12

$26.79

$25.47

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER MC MAX-FLEX RT SW OPERATOR

FHOS06R
Siemens
1: $755.00
2In Stock

Mfr. Part #
FHOS06R

Mouser Part #
982-FHOS06R

Siemens

Circuit Breaker Accessories BREAKER MC MAX-FLEX RT SW OPERATOR

Datasheet

2In Stock

$755.00

$621.99

$615.25

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR JD/LD/LMD MAX-FLEX 48" CABLE W/SPR

FHOJC048WS
Siemens
1: $952.27
2In Stock

Mfr. Part #
FHOJC048WS

Mouser Part #
982-FHOJC048WS

Siemens

Circuit Breaker Accessories BRKR JD/LD/LMD MAX-FLEX 48" CABLE W/SPR

Datasheet

2In Stock

$952.27

$800.06

$791.22

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA SENTRON ROT OPER DR HDL N3R

RHOH
Siemens
1: $659.53
3In Stock

Mfr. Part #
RHOH

Mouser Part #
982-RHOH

Siemens

Circuit Breaker Accessories BRKR 3VA SENTRON ROT OPER DR HDL N3R

Datasheet

3In Stock

$659.53

$544.65

$539.36

View

Min.: 1
Mult.: 1

Circuit Breakers BRKR ED2 3P 240V 20A

ED23B020
Siemens
1: $2,267.98
1In Stock

Mfr. Part #
ED23B020

Mouser Part #
982-ED23B020

Siemens

Circuit Breakers BRKR ED2 3P 240V 20A

Datasheet

1In Stock

$2,267.98

Min.: 1
Mult.: 1

Circuit Breakers BREAKER BQD 3P 30A 480VAC 14KA

BQD330
Siemens
1: $1,650.32
1In Stock

Mfr. Part #
BQD330

Mouser Part #
982-BQD330

Siemens

Circuit Breakers BREAKER BQD 3P 30A 480VAC 14KA

Datasheet

1In Stock

$1,650.32

Min.: 1
Mult.: 1

Circuit Breakers BREAKER CQD 240VAC 1A-1B AUX SW

CQDA1
Siemens
1: $944.78
1In Stock

Mfr. Part #
CQDA1

Mouser Part #
982-CQDA1

Siemens

Circuit Breakers BREAKER CQD 240VAC 1A-1B AUX SW

Datasheet

1In Stock

$944.78

$838.23

$835.59

View

Min.: 1
Mult.: 1

Fuse Kits & Assortments

BOS14353
Siemens
1: $10,410.99
1In Stock
New At Mouser

Mfr. Part #
BOS14353

Mouser Part #
982-BOS14353

New At Mouser

Siemens

Fuse Kits & Assortments

1In Stock

$10,410.99

Quote

Min.: 1
Mult.: 1

Industrial & Electrical Fuses FUSE LINK,LV HRC,50A,500VAC,250VDC

3NA3820
Siemens
1: $72.13
9In Stock
New At Mouser

Mfr. Part #
3NA3820

Mouser Part #
982-3NA3820

New At Mouser

Siemens

Industrial & Electrical Fuses FUSE LINK,LV HRC,50A,500VAC,250VDC

Datasheet

9In Stock

$72.13

$60.19

$43.33

$42.94

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories AUXILIARY SWITCH LOW OUTPUT,1NO+1NC,UR

5ST3013
Siemens
1: $348.10
3In Stock
New At Mouser

Mfr. Part #
5ST3013

Mouser Part #
982-5ST3013

New At Mouser

Siemens

Circuit Breaker Accessories AUXILIARY SWITCH LOW OUTPUT,1NO+1NC,UR

Datasheet

3In Stock

$348.10

$210.43

Min.: 1
Mult.: 1

Circuit Breakers RCCB TYPE A,1+N POLE,16A, 30MA, 230V 2MW

5SV33116
Siemens
1: $546.44
2In Stock
New At Mouser

Mfr. Part #
5SV33116

Mouser Part #
982-5SV33116

New At Mouser

Siemens

Circuit Breakers RCCB TYPE A,1+N POLE,16A, 30MA, 230V 2MW

2In Stock

$546.44

$413.99

Min.: 1
Mult.: 1

Circuit Breakers BREAKER 30A 1P 120V 10K BL

B130
Siemens
1: $127.90
5In Stock
New At Mouser

Mfr. Part #
B130

Mouser Part #
982-B130

New At Mouser

Siemens

Circuit Breakers BREAKER 30A 1P 120V 10K BL

5In Stock

$127.90

$109.07

$106.06

$104.84

View

Min.: 1
Mult.: 1

Siemens Circuit Protection

Types of Circuit Protection

Mouser Electronics®

Company

Resources

Support