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Siemens Circuit Breakers & Accessories

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Results: 15,291

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Part #

Circuit Breakers BREAKER 55A 1P 120V 10K BL

B155
Siemens
1: ¥14,768
5In Stock
New At Mouser

Mfr. Part #
B155

Mouser Part #
982-B155

New At Mouser

Siemens

Circuit Breakers BREAKER 55A 1P 120V 10K BL

5In Stock

¥14,768

¥13,291.3

¥12,366.1

¥11,291.5

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Min.: 1
Mult.: 1

Circuit Breakers MSP S00 7-10A SCREW, -50 C RATED

3RV20111JA100BA0
Siemens
1: ¥66,958.2
1In Stock

Mfr. Part #
3RV20111JA100BA0

Mouser Part #
982-3RV20111JA100BA0

Siemens

Circuit Breakers MSP S00 7-10A SCREW, -50 C RATED

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Datasheet

1In Stock

¥66,958.2

¥59,166.5

¥57,440.7

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Min.: 1
Mult.: 1

Circuit Breakers MCSW 3VA11 3P 100A BOX

3VA11101AA360AA0
Siemens
1: ¥111,459.7
1In Stock

Mfr. Part #
3VA11101AA360AA0

Mouser Part #
982-3VA11101AA360AA0

Siemens

Circuit Breakers MCSW 3VA11 3P 100A BOX

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Datasheet

1In Stock

¥111,459.7

¥94,997.6

¥92,869.8

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Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 3P 20A 65KA FTAM

3VA51206EC310AA0
Siemens
1: ¥159,276.6
1In Stock

Mfr. Part #
3VA51206EC310AA0

Mouser Part #
982-3VA51206EC310AA0

Siemens

Circuit Breakers BRKR 3VA51 3P 20A 65KA FTAM

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Datasheet

1In Stock

¥159,276.6

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5,6 250 EM THRU DR ILUM LK 4X

3VA92770FK27
Siemens
1: ¥108,059.7
1In Stock

Mfr. Part #
3VA92770FK27

Mouser Part #
982-3VA92770FK27

Siemens

Circuit Breaker Accessories BREAKER 3VA5,6 250 EM THRU DR ILUM LK 4X

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Datasheet

1In Stock

¥108,059.7

¥95,313.2

¥93,122.3

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA5/6 400A 3P LUG W/CVR 1W 2W

3VA93730JJ24
Siemens
1: ¥83,966.9
2In Stock

Mfr. Part #
3VA93730JJ24

Mouser Part #
982-3VA93730JJ24

Siemens

Circuit Breaker Accessories BRKR 3VA5/6 400A 3P LUG W/CVR 1W 2W

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Datasheet

2In Stock

¥83,966.9

¥70,850

¥66,557.9

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA SHAFT FOR METAL RHO 12IN

3VA94770GF20
Siemens
1: ¥41,551.6
1In Stock

Mfr. Part #
3VA94770GF20

Mouser Part #
982-3VA94770GF20

Siemens

Circuit Breaker Accessories BRKR 3VA SHAFT FOR METAL RHO 12IN

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Datasheet

1In Stock

¥41,551.6

¥33,392.7

¥31,952.7

¥29,917.9

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA2 630A TOG HNDL EX ACC

3VA94870SC10
Siemens
1: ¥13,284.7
4In Stock
1Expected 11/20/2026

Mfr. Part #
3VA94870SC10

Mouser Part #
982-3VA94870SC10

Siemens

Circuit Breaker Accessories BRKR 3VA2 630A TOG HNDL EX ACC

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Datasheet

4In Stock

1Expected 11/20/2026

¥13,284.7

¥11,796.4

¥11,344.6

¥10,495.9

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Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 1P 240V 4A SAME PH 14K D-TRIP

5SJ41048HG40
Siemens
1: ¥12,698.3
5In Stock

Mfr. Part #
5SJ41048HG40

Mouser Part #
982-5SJ41048HG40

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 4A SAME PH 14K D-TRIP

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Datasheet

5In Stock

¥12,698.3

¥10,844.7

¥10,509.1

¥9,748.4

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Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K B-TRIP

5SJ41166HG40
Siemens
1: ¥11,954.2
2In Stock
3Expected 10/19/2026

Mfr. Part #
5SJ41166HG40

Mouser Part #
982-5SJ41166HG40

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K B-TRIP

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Datasheet

2In Stock

3Expected 10/19/2026

¥11,954.2

¥10,919.4

¥10,509.1

¥9,748.4

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Min.: 1
Mult.: 1

Circuit Breaker Accessories MOUNTING RAIL,35MM X 7.5MM X 1MM,6.5 FT.

5ST1145
Siemens
1: ¥9,261.7
18In Stock
New At Mouser

Mfr. Part #
5ST1145

Mouser Part #
982-5ST1145

New At Mouser

Siemens

Circuit Breaker Accessories MOUNTING RAIL,35MM X 7.5MM X 1MM,6.5 FT.

Datasheet

18In Stock

¥9,261.7

¥8,162.2

¥7,549.2

¥5,365

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Min.: 1
Mult.: 1

Circuit Breaker Accessories STD MOUNTING RAIL ADAPTER, SIZE S00 &S0

3RA29221AA00
Siemens
1: ¥7,526
1In Stock

Mfr. Part #
3RA29221AA00

Mouser Part #
982-3RA29221AA00

Siemens

Circuit Breaker Accessories STD MOUNTING RAIL ADAPTER, SIZE S00 &S0

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Datasheet

1In Stock

¥7,526

¥6,577.6

¥6,286.9

¥6,100.9

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Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA11 1P 80A 25KA FTFM BOX

3VA11803ED160AA0
Siemens
1: ¥53,955.9
1In Stock

Mfr. Part #
3VA11803ED160AA0

Mouser Part #
982-3VA11803ED160AA0

Siemens

Circuit Breakers BRKR 3VA11 1P 80A 25KA FTFM BOX

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Datasheet

1In Stock

¥53,955.9

¥47,272.1

¥45,607.7

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Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 3P 100A 25KA ATAM

3VA51104EF310AA0
Siemens
1: ¥145,490.3
1In Stock

Mfr. Part #
3VA51104EF310AA0

Mouser Part #
982-3VA51104EF310AA0

Siemens

Circuit Breakers BRKR 3VA51 3P 100A 25KA ATAM

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Datasheet

1In Stock

¥145,490.3

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA5 250A 4P LG BOX TRML 1W

3VA92340JA12
Siemens
1: ¥24,194.1
1In Stock

Mfr. Part #
3VA92340JA12

Mouser Part #
982-3VA92340JA12

Siemens

Circuit Breaker Accessories BRKR 3VA5 250A 4P LG BOX TRML 1W

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Datasheet

1In Stock

¥24,194.1

¥21,350.5

¥20,458.5

¥18,938.7

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 600A NFPA79 EM INT HANDLE

3VA94770GC15
Siemens
1: ¥58,477.2
3In Stock

Mfr. Part #
3VA94770GC15

Mouser Part #
982-3VA94770GC15

Siemens

Circuit Breaker Accessories BREAKER 3VA6 600A NFPA79 EM INT HANDLE

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Datasheet

3In Stock

¥58,477.2

¥50,423

¥48,821.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

3VA99770MA10
Siemens
1: ¥144,704.7
1In Stock
3Expected 10/29/2026

Mfr. Part #
3VA99770MA10

Mouser Part #
982-3VA99770MA10

Siemens

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

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Datasheet

1In Stock

3Expected 10/29/2026

¥144,704.7

Min.: 1
Mult.: 1

Circuit Breakers MCB 5SJ4 1P 277V 13A 10K C-TRIP

5SJ41137HG42
Siemens
1: ¥13,706.6
1In Stock
4Expected 12/2/2026

Mfr. Part #
5SJ41137HG42

Mouser Part #
982-5SJ41137HG42

Siemens

Circuit Breakers MCB 5SJ4 1P 277V 13A 10K C-TRIP

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Datasheet

1In Stock

4Expected 12/2/2026

¥13,706.6

¥11,650.3

¥11,271.5

¥10,931

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Min.: 1
Mult.: 1

Circuit Breakers SUP PTOR 5SY6 3P 480V 0.1A 5K C-TRIP

5SY63147
Siemens
1: ¥29,427.9
1In Stock
2Expected 11/2/2026
New At Mouser

Mfr. Part #
5SY63147

Mouser Part #
982-5SY63147

New At Mouser

Siemens

Circuit Breakers SUP PTOR 5SY6 3P 480V 0.1A 5K C-TRIP

Datasheet

1In Stock

2Expected 11/2/2026

¥29,427.9

¥23,541.4

¥22,121.2

Min.: 1
Mult.: 1

Circuit Breakers DOOR,15"x18"

8PG11921DE04
Siemens
1: ¥64,921.8
1In Stock
New At Mouser

Mfr. Part #
8PG11921DE04

Mouser Part #
982-8PG11921DE04

New At Mouser

Siemens

Circuit Breakers DOOR,15"x18"

1In Stock

¥64,921.8

¥58,703.1

Min.: 1
Mult.: 1

Circuit Breaker Accessories DOOR COUPLING, 6X6

8UD19001HA00
Siemens
1: ¥5,815.2
1In Stock

Mfr. Part #
8UD19001HA00

Mouser Part #
982-8UD19001HA00

Siemens

Circuit Breaker Accessories DOOR COUPLING, 6X6

Datasheet

1In Stock

¥5,815.2

¥4,846.8

¥4,632.5

¥4,320.3

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Min.: 1
Mult.: 1

Circuit Breakers Circuit breaker UL489 45 A

3RV27425HD10
Siemens
1: ¥256,835.4
1In Stock

Mfr. Part #
3RV27425HD10

Mouser Part #
982-3RV27425HD10

Siemens

Circuit Breakers Circuit breaker UL489 45 A

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Datasheet

1In Stock

¥256,835.4

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA2 250A LUG 3P 1W FX

3VA91030JB11
Siemens
1: ¥11,384.5
1In Stock

Mfr. Part #
3VA91030JB11

Mouser Part #
982-3VA91030JB11

Siemens

Circuit Breaker Accessories BRKR 3VA2 250A LUG 3P 1W FX

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Datasheet

1In Stock

¥11,384.5

¥10,009.2

¥9,628.8

¥8,907.9

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 125 REAR SHIELD LONG 3P 1PC

3VA91310WJ30
Siemens
1: ¥14,824.4
1In Stock

Mfr. Part #
3VA91310WJ30

Mouser Part #
982-3VA91310WJ30

Siemens

Circuit Breaker Accessories BREAKER 3VA5 125 REAR SHIELD LONG 3P 1PC

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Datasheet

1In Stock

¥14,824.4

¥12,761.5

¥12,283.1

¥11,384.5

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 160A 3P TRML COVER

3VA91530KB03
Siemens
1: ¥9,135.5
3In Stock

Mfr. Part #
3VA91530KB03

Mouser Part #
982-3VA91530KB03

Siemens

Circuit Breaker Accessories BRKR 3VA1 160A 3P TRML COVER

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Datasheet

3In Stock

¥9,135.5

¥7,487.8

¥7,165.6

¥6,710.4

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Min.: 1
Mult.: 1