Circuit Breakers, Surge Protectors & Fuses – Mouser United Kingdom

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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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Results: 8,338

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Part #

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

3VA99770MA10
Siemens
1: £662.69
2In Stock
3Expected 29/10/2026

Mfr. Part No.
3VA99770MA10

Mouser Part No
982-3VA99770MA10

Siemens

Circuit Breaker Accessories BREAKER 3VA6 TD300 ACTIVATE ETU, TRIP

Datasheet

2In Stock

3Expected 29/10/2026

£662.69

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA125,250 60 IN MAX FLEX CABLE

3VA92780CC30
Siemens
1: £544.18
4In Stock

Mfr. Part No.
3VA92780CC30

Mouser Part No
982-3VA92780CC30

Siemens

Circuit Breaker Accessories BREAKER 3VA125,250 60 IN MAX FLEX CABLE

Datasheet

4In Stock

£544.18

£498.12

£486.83

View

Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 3P 10A 65KA MCP LO

3VA51911MU310AA0
Siemens
1: £498.03
1In Stock

Mfr. Part No.
3VA51911MU310AA0

Mouser Part No
982-3VA51911MU310AA0

Siemens

Circuit Breakers BRKR 3VA51 3P 10A 65KA MCP LO

Datasheet

1In Stock

£498.03

£454.34

£444.25

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 160A R CN STUD 3PC ACC

3VA91130QF00
Siemens
1: £99.35
1In Stock

Mfr. Part No.
3VA91130QF00

Mouser Part No
982-3VA91130QF00

Siemens

Circuit Breaker Accessories BRKR 3VA1 160A R CN STUD 3PC ACC

Datasheet

1In Stock

£99.35

£89.88

£86.15

£79.94

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE 3P AL LUG EXT

3VA92330JJ13
Siemens
1: £201.48
1In Stock

Mfr. Part No.
3VA92330JJ13

Mouser Part No
982-3VA92330JJ13

Siemens

Circuit Breaker Accessories BREAKER 3VA5 250A 1 WIRE 3P AL LUG EXT

Datasheet

1In Stock

£201.48

£175.60

£165.96

£157.34

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA55/65/66 1000A HANDLE BLOCKING

3VA95880LB10
Siemens
1: £201.61
2In Stock

Mfr. Part No.
3VA95880LB10

Mouser Part No
982-3VA95880LB10

Siemens

Circuit Breaker Accessories BRKR 3VA55/65/66 1000A HANDLE BLOCKING

Datasheet

2In Stock

£201.61

£161.71

£153.99

£145.41

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA RO DIN RAIL EXT

3VA99870GL30
Siemens
1: £42.79
1In Stock

Mfr. Part No.
3VA99870GL30

Mouser Part No
982-3VA99870GL30

Siemens

Circuit Breaker Accessories BRKR 3VA RO DIN RAIL EXT

Datasheet

1In Stock

£42.79

£38.54

£36.91

£34.61

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA STL 24VA 24 30VD ACC

3VA99880BL30
Siemens
1: £162.19
4In Stock

Mfr. Part No.
3VA99880BL30

Mouser Part No
982-3VA99880BL30

Siemens

Circuit Breaker Accessories BRKR 3VA STL 24VA 24 30VD ACC

Datasheet

4In Stock

£162.19

£151.36

£145.07

£136.12

View

Min.: 1
Mult.: 1

Circuit Breakers MCSW 3VA11 3P 100A BOX

3VA11101AA360AA0
Siemens
1: £503.80
1In Stock

Mfr. Part No.
3VA11101AA360AA0

Mouser Part No
982-3VA11101AA360AA0

Siemens

Circuit Breakers MCSW 3VA11 3P 100A BOX

Datasheet

1In Stock

£503.80

£429.39

£419.77

View

Min.: 1
Mult.: 1

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

3VA51206EC310AA0
Siemens
1: £719.94
1In Stock

Mfr. Part No.
3VA51206EC310AA0

Mouser Part No
982-3VA51206EC310AA0

Siemens

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

Datasheet

1In Stock

£719.94

Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 1P 60A 25KA FTFM

3VA51604ED110AA0
Siemens
1: £292.80
1In Stock

Mfr. Part No.
3VA51604ED110AA0

Mouser Part No
982-3VA51604ED110AA0

Siemens

Circuit Breakers BRKR 3VA51 1P 60A 25KA FTFM

Datasheet

1In Stock

£292.80

£261.45

£253.83

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 125A SIDE MTD ROT OP, EM

3VA91370PK15
Siemens
1: £370.28
1In Stock

Mfr. Part No.
3VA91370PK15

Mouser Part No
982-3VA91370PK15

Siemens

Circuit Breaker Accessories BREAKER 3VA5 125A SIDE MTD ROT OP, EM

Datasheet

1In Stock

£370.28

£345.26

£337.51

View

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA5 250A DIST LUG 6 WIRE, 3P

3VA92330JF60
Siemens
1: £281.01
1In Stock

Mfr. Part No.
3VA92330JF60

Mouser Part No
982-3VA92330JF60

Siemens

Circuit Breaker Accessories BREAKER 3VA5 250A DIST LUG 6 WIRE, 3P

Datasheet

1In Stock

£281.01

£256.79

£250.68

View

Min.: 1
Mult.: 1

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

3VA92430QA00
Siemens
1: £108.67
1In Stock

Mfr. Part No.
3VA92430QA00

Mouser Part No
982-3VA92430QA00

Siemens

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

Datasheet

1In Stock

£108.67

£95.38

£91.50

£84.79

View

Min.: 1
Mult.: 1

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

3VA92770FK27
Siemens
1: £488.43
1In Stock

Mfr. Part No.
3VA92770FK27

Mouser Part No
982-3VA92770FK27

Siemens

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

Datasheet

1In Stock

£488.43

£438.65

£428.70

View

Min.: 1
Mult.: 1

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

3VA93730JJ24
Siemens
1: £379.54
2In Stock

Mfr. Part No.
3VA93730JJ24

Mouser Part No
982-3VA93730JJ24

Siemens

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

Datasheet

2In Stock

£379.54

£320.24

£300.84

Min.: 1
Mult.: 1

Circuit Breaker Accessories BREAKER 3VA6 600A ROT HNDL NEMA 1,12,3R

3VA94470FK31
Siemens
1: £465.13
2In Stock
3Expected 09/12/2026

Mfr. Part No.
3VA94470FK31

Mouser Part No
982-3VA94470FK31

Siemens

Circuit Breaker Accessories BREAKER 3VA6 600A ROT HNDL NEMA 1,12,3R

Datasheet

2In Stock

3Expected 09/12/2026

£465.13

£413.60

£400.03

View

Min.: 1
Mult.: 1

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

3VA94770GF20
Siemens
1: £197.21
3In Stock

Mfr. Part No.
3VA94770GF20

Mouser Part No
982-3VA94770GF20

Siemens

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

Datasheet

3In Stock

£197.21

£153.77

£147.26

£138.06

View

Min.: 1
Mult.: 1

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

3VA94870SC10
Siemens
1: £60.04
1In Stock
4Expected 19/08/2026

Mfr. Part No.
3VA94870SC10

Mouser Part No
982-3VA94870SC10

Siemens

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

Datasheet

1In Stock

4Expected 19/08/2026

£60.04

£54.83

£52.11

£48.83

View

Min.: 1
Mult.: 1

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

3VA11803ED160AA0
Siemens
1: £243.88
1In Stock

Mfr. Part No.
3VA11803ED160AA0

Mouser Part No
982-3VA11803ED160AA0

Siemens

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

Datasheet

1In Stock

£243.88

£213.68

£206.15

£197.05

View

Min.: 1
Mult.: 1

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

3VA51104EF310AA0
Siemens
1: £657.62
1In Stock

Mfr. Part No.
3VA51104EF310AA0

Mouser Part No
982-3VA51104EF310AA0

Siemens

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

Datasheet

1In Stock

£657.62

Min.: 1
Mult.: 1

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

3VA92340JA12
Siemens
1: £109.36
1In Stock

Mfr. Part No.
3VA92340JA12

Mouser Part No
982-3VA92340JA12

Siemens

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

Datasheet

1In Stock

£109.36

£96.50

£92.48

£85.61

View

Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 3P 20A 65KA FTFM NAV

3VA51206ED311AA0
Siemens
1: £733.81
1In Stock

Mfr. Part No.
3VA51206ED311AA0

Mouser Part No
982-3VA51206ED311AA0

Siemens

Circuit Breakers BRKR 3VA51 3P 20A 65KA FTFM NAV

Datasheet

1In Stock

£733.81

Min.: 1
Mult.: 1

Circuit Breakers BRKR 3VA51 3P 80A 25KA FTFM AL

3VA51804ED360AA0
Siemens
1: £638.88
1In Stock
4Expected 29/07/2026

Mfr. Part No.
3VA51804ED360AA0

Mouser Part No
982-3VA51804ED360AA0

Siemens

Circuit Breakers BRKR 3VA51 3P 80A 25KA FTFM AL

Datasheet

1In Stock

4Expected 29/07/2026

£638.88

Min.: 1
Mult.: 1

Circuit Breaker Accessories BRKR 3VA1 250A MT SCW 4PC 4P ACC

3VA91140SS10
Siemens
1: £75.92
2In Stock

Mfr. Part No.
3VA91140SS10

Mouser Part No
982-3VA91140SS10

Siemens

Circuit Breaker Accessories BRKR 3VA1 250A MT SCW 4PC 4P ACC

Datasheet

2In Stock

£75.92

£66.05

£63.21

£61.56

View

Min.: 1
Mult.: 1