Circuit Breakers, Surge Protectors & Fuses

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3VA Molded Case Circuit Breakers

Siemens 3VA Molded Case Circuit Breakers are a comprehensive line of MCCBs that cover line protection applications with currents up to 2000A. These MCCBs include 1600A and 2000A frame sizes and comply with global standards and certifications. Siemens 3VA Molded Case Circuit Breakers offer power metering and communication capability with Modbus, Profibus, and Profinet protocols. UL 100% ratings are available in the 1200A and 1600A frame sizes.

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Types of Circuit Breakers, Surge Protectors & Fuses

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Part #

Circuit Breaker Accessories BREAKER 3VA5 125A NFPA79 EM INT HANDLE

3VA91370GC05
Siemens
1: S/1,185.34
3In Stock

Mfr. Part #
3VA91370GC05

Mouser Part #
982-3VA91370GC05

Siemens

Circuit Breaker Accessories BREAKER 3VA5 125A NFPA79 EM INT HANDLE

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Datasheet

3In Stock

S/1,185.34

S/1,012.28

S/976.16

S/928.56

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 160A DM RO INLK ACC

3VA91570FK21
Siemens
1: S/936.26
5In Stock

Mfr. Part #
3VA91570FK21

Mouser Part #
982-3VA91570FK21

Siemens

Circuit Breaker Accessories BRKR 3VA1 160A DM RO INLK ACC

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Datasheet

5In Stock

S/936.26

S/765.30

S/697.07

S/610.23

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 160A DM RO EMG INLK ACC

3VA91570FK25
Siemens
1: S/1,010.18
2In Stock

Mfr. Part #
3VA91570FK25

Mouser Part #
982-3VA91570FK25

Siemens

Circuit Breaker Accessories BRKR 3VA1 160A DM RO EMG INLK ACC

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Datasheet

2In Stock

S/1,010.18

S/897.49

S/848.45

S/805.75

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA2 250A 3P TRML COVER FIXED MNT

3VA92210WD30
Siemens
1: S/234.21
5In Stock

Mfr. Part #
3VA92210WD30

Mouser Part #
982-3VA92210WD30

Siemens

Circuit Breaker Accessories BRKR 3VA2 250A 3P TRML COVER FIXED MNT

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Datasheet

5In Stock

S/234.21

S/192.21

S/184.70

S/172.94

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE STEEL LUG 3 PCS

3VA92330JA11
Siemens
1: S/458.73
6In Stock

Mfr. Part #
3VA92330JA11

Mouser Part #
982-3VA92330JA11

Siemens

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE STEEL LUG 3 PCS

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Datasheet

6In Stock

S/458.73

S/363.83

S/336.90

S/327.90

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE STEEL LUG 3PCS

3VA92330JA12
Siemens
1: S/458.11
3In Stock
2On Order

Mfr. Part #
3VA92330JA12

Mouser Part #
982-3VA92330JA12

Siemens

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE STEEL LUG 3PCS

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Datasheet

3In Stock

2On Order

S/458.11

S/417.28

S/404.47

S/360.99

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE AL LUGS 3PCS

3VA92330JB12
Siemens
1: S/467.41
5In Stock
5Expected 9/1/2026

Mfr. Part #
3VA92330JB12

Mouser Part #
982-3VA92330JB12

Siemens

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE AL LUGS 3PCS

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Datasheet

5In Stock

5Expected 9/1/2026

S/467.41

S/432.30

S/414.32

S/383.61

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA6 150,250A NUTKEEPER KIT 3PCS

3VA92430QA00
Siemens
1: S/563.40
1In Stock

Mfr. Part #
3VA92430QA00

Mouser Part #
982-3VA92430QA00

Siemens

Circuit Breaker Accessories BRKR 3VA6 150,250A NUTKEEPER KIT 3PCS

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Datasheet

1In Stock

S/563.40

S/485.43

S/465.35

S/431.33

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 250A DM RO EMG INLK ACC

3VA92570FK25
Siemens
1: S/1,169.11
3In Stock

Mfr. Part #
3VA92570FK25

Mouser Part #
982-3VA92570FK25

Siemens

Circuit Breaker Accessories BRKR 3VA1 250A DM RO EMG INLK ACC

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Datasheet

3In Stock

S/1,169.11

S/998.50

S/962.81

S/916.84

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5,6 250 LONG TERM CVR 3P 1 PC

3VA92710WF30
Siemens
1: S/573.09
5In Stock

Mfr. Part #
3VA92710WF30

Mouser Part #
982-3VA92710WF30

Siemens

Circuit Breaker Accessories BREAKER 3VA5,6 250 LONG TERM CVR 3P 1 PC

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Datasheet

5In Stock

S/573.09

S/533.19

S/511.05

S/473.60

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA52/61/2 OPER MECH FOR MAX-FLEX

3VA92770CB10
Siemens
1: S/2,525.77
1In Stock

Mfr. Part #
3VA92770CB10

Mouser Part #
982-3VA92770CB10

Siemens

Circuit Breaker Accessories BRKR 3VA52/61/2 OPER MECH FOR MAX-FLEX

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Datasheet

1In Stock

S/2,525.77

S/2,228.03

S/2,176.80

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 250A PLASTIC ROT HDL 4X LOK

3VA92770FK21
Siemens
1: S/1,586.43
2In Stock
2Expected 11/16/2026

Mfr. Part #
3VA92770FK21

Mouser Part #
982-3VA92770FK21

Siemens

Circuit Breaker Accessories BREAKER 3VA6 250A PLASTIC ROT HDL 4X LOK

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Datasheet

2In Stock

2Expected 11/16/2026

S/1,586.43

S/1,367.55

S/1,327.50

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5,6 250 ROT HNDL NEMA 1,12,3R

3VA92770FK31
Siemens
1: S/1,773.93
4In Stock

Mfr. Part #
3VA92770FK31

Mouser Part #
982-3VA92770FK31

Siemens

Circuit Breaker Accessories BREAKER 3VA5,6 250 ROT HNDL NEMA 1,12,3R

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Datasheet

4In Stock

S/1,773.93

S/1,484.05

S/1,313.41

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 250A EM HANDLE NEMA 1,12,3R

3VA92770FK35
Siemens
1: S/1,953.72
2In Stock

Mfr. Part #
3VA92770FK35

Mouser Part #
982-3VA92770FK35

Siemens

Circuit Breaker Accessories BREAKER 3VA6 250A EM HANDLE NEMA 1,12,3R

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Datasheet

2In Stock

S/1,953.72

S/1,671.79

S/1,633.84

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 600A PLASTIC ROT HDL 4X LOK

3VA94470FK21
Siemens
1: S/2,337.17
2In Stock

Mfr. Part #
3VA94470FK21

Mouser Part #
982-3VA94470FK21

Siemens

Circuit Breaker Accessories BREAKER 3VA6 600A PLASTIC ROT HDL 4X LOK

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Datasheet

2In Stock

S/2,337.17

S/2,027.41

S/1,815.11

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA2 630A DM RO INLK ACC

3VA94670FK21
Siemens
1: S/1,392.31
3In Stock

Mfr. Part #
3VA94670FK21

Mouser Part #
982-3VA94670FK21

Siemens

Circuit Breaker Accessories BRKR 3VA2 630A DM RO INLK ACC

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Datasheet

3In Stock

S/1,392.31

S/1,230.22

S/1,194.41

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA56 400600 2W AL LG 3P WIRETAP

3VA94730JC23
Siemens
1: S/2,438.81
1In Stock

Mfr. Part #
3VA94730JC23

Mouser Part #
982-3VA94730JC23

Siemens

Circuit Breaker Accessories BREAKER 3VA56 400600 2W AL LG 3P WIRETAP

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Datasheet

1In Stock

S/2,438.81

S/1,997.55

S/1,898.84

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5, 400,600A NUTKEEPER KIT 3PC

3VA94730QA00
Siemens
1: S/1,035.48
5In Stock

Mfr. Part #
3VA94730QA00

Mouser Part #
982-3VA94730QA00

Siemens

Circuit Breaker Accessories BREAKER 3VA5, 400,600A NUTKEEPER KIT 3PC

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Datasheet

5In Stock

S/1,035.48

S/971.61

S/917.93

S/870.67

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 600A FRONT CONN BUS BARS 3P

3VA94730QB00
Siemens
1: S/1,778.76
1In Stock

Mfr. Part #
3VA94730QB00

Mouser Part #
982-3VA94730QB00

Siemens

Circuit Breaker Accessories BREAKER 3VA6 600A FRONT CONN BUS BARS 3P

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Datasheet

1In Stock

S/1,778.76

S/1,527.42

S/1,482.73

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 SHAFT SUPPORT 8MM SHAFT

3VA94770GA80
Siemens
1: S/571.03
1In Stock

Mfr. Part #
3VA94770GA80

Mouser Part #
982-3VA94770GA80

Siemens

Circuit Breaker Accessories BREAKER 3VA6 SHAFT SUPPORT 8MM SHAFT

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Datasheet

1In Stock

S/571.03

S/491.82

S/471.42

S/436.97

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 250A NFPA79 INTERNAL HANDLE

3VA94770GC01
Siemens
1: S/1,167.75
3In Stock

Mfr. Part #
3VA94770GC01

Mouser Part #
982-3VA94770GC01

Siemens

Circuit Breaker Accessories BREAKER 3VA6 250A NFPA79 INTERNAL HANDLE

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Datasheet

3In Stock

S/1,167.75

S/997.73

S/962.15

S/915.24

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 600A NFPA79 INTERNAL HANDLE

3VA94770GC11
Siemens
1: S/1,199.51
3In Stock

Mfr. Part #
3VA94770GC11

Mouser Part #
982-3VA94770GC11

Siemens

Circuit Breaker Accessories BREAKER 3VA6 600A NFPA79 INTERNAL HANDLE

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Datasheet

3In Stock

S/1,199.51

S/1,023.92

S/987.37

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Min.: 1
Mult.: 1

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

3VA94830JA13
Siemens
1: S/1,207.57
3In Stock

Mfr. Part #
3VA94830JA13

Mouser Part #
982-3VA94830JA13

Siemens

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

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Datasheet

3In Stock

S/1,207.57

S/1,060.32

S/1,022.37

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA VAR DEPTH RO ADPT DWOUT ACC

3VA94870GB10
Siemens
1: S/305.95
4In Stock

Mfr. Part #
3VA94870GB10

Mouser Part #
982-3VA94870GB10

Siemens

Circuit Breaker Accessories BRKR 3VA VAR DEPTH RO ADPT DWOUT ACC

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Datasheet

4In Stock

S/305.95

S/260.56

S/250.09

S/231.88

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA4,5,6 AUX SWITCH STANDARD

3VA99780AA12
Siemens
1: S/697.93
1In Stock
10Expected 10/23/2026

Mfr. Part #
3VA99780AA12

Mouser Part #
982-3VA99780AA12

Siemens

Circuit Breaker Accessories BREAKER 3VA4,5,6 AUX SWITCH STANDARD

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Datasheet

1In Stock

10Expected 10/23/2026

S/697.93

S/589.17

S/576.13

S/494.78

View

Min.: 1
Mult.: 1

3VA Molded Case Circuit Breakers

Types of Circuit Breakers, Surge Protectors & Fuses

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