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Miniature Circuit Breakers

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Part #

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

5SJ43118HG42
Siemens
1: $360.78
3In Stock

Mfr. Part No.
5SJ43118HG42

Mouser Part No
982-5SJ43118HG42

Siemens

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

Learn More

Datasheet

3In Stock

$360.78

$301.43

$275.70

$229.36

View

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

5 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 16A 10K C-TRIP

5SJ43167HG42
Siemens
1: $354.33
2In Stock
3Expected 22/10/2026

Mfr. Part No.
5SJ43167HG42

Mouser Part No
982-5SJ43167HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 16A 10K C-TRIP

Learn More

Datasheet

2In Stock

3Expected 22/10/2026

$354.33

$301.25

$271.12

$229.68

View

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

16 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 240V 15A 14K C-TRIP

5SJ43187HG41
Siemens
1: $354.89
1In Stock
2Expected 27/8/2026

Mfr. Part No.
5SJ43187HG41

Mouser Part No
982-5SJ43187HG41

Siemens

Circuit Breakers MCB 5SJ4 3P 240V 15A 14K C-TRIP

Learn More

Datasheet

1In Stock

2Expected 27/8/2026

$354.89

$301.29

$267.00

$229.68

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

15 A

240 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 15A 10K C-TRIP

5SJ43187HG42
Siemens
1: $354.33
2In Stock

Mfr. Part No.
5SJ43187HG42

Mouser Part No
982-5SJ43187HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 15A 10K C-TRIP

Learn More

Datasheet

2In Stock

$354.33

$301.25

$271.12

$229.68

View

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

15 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 20A 10K C-TRIP

5SJ43207HG42
Siemens
1: $319.80
4In Stock

Mfr. Part No.
5SJ43207HG42

Mouser Part No
982-5SJ43207HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 20A 10K C-TRIP

Learn More

Datasheet

4In Stock

$319.80

$301.25

$257.53

$227.66

Quote

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

20 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 20A 10K D-TRIP

5SJ43208HG42
Siemens
1: $354.89
5In Stock

Mfr. Part No.
5SJ43208HG42

Mouser Part No
982-5SJ43208HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 20A 10K D-TRIP

Learn More

Datasheet

5In Stock

$354.89

$301.66

$267.00

$229.68

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

20 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 25A 10K C-TRIP

5SJ43257HG42
Siemens
1: $349.29
1In Stock

Mfr. Part No.
5SJ43257HG42

Mouser Part No
982-5SJ43257HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 25A 10K C-TRIP

Learn More

Datasheet

1In Stock

$349.29

$307.14

$289.18

$275.97

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

25 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 240V 30A 14K C-TRIP

5SJ43307HG41
Siemens
1: $335.74
3In Stock

Mfr. Part No.
5SJ43307HG41

Mouser Part No
982-5SJ43307HG41

Siemens

Circuit Breakers MCB 5SJ4 3P 240V 30A 14K C-TRIP

Learn More

Datasheet

3In Stock

$335.74

$301.28

$271.81

$229.68

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

30 A

240 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 30A 10K C-TRIP

5SJ43307HG42
Siemens
1: $354.33
5In Stock

Mfr. Part No.
5SJ43307HG42

Mouser Part No
982-5SJ43307HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 30A 10K C-TRIP

Learn More

Datasheet

5In Stock

$354.33

$301.25

$259.60

$229.68

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

30 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 240V 30A 10K D-TRIP

5SJ43308HG41
Siemens
1: $346.62
3In Stock

Mfr. Part No.
5SJ43308HG41

Mouser Part No
982-5SJ43308HG41

Siemens

Circuit Breakers MCB 5SJ4 3P 240V 30A 10K D-TRIP

Learn More

Datasheet

3In Stock

$346.62

$302.64

$286.04

$271.21

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

30 A

240 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 30A 10K D-TRIP

5SJ43308HG42
Siemens
1: $355.30
5In Stock

Mfr. Part No.
5SJ43308HG42

Mouser Part No
982-5SJ43308HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 30A 10K D-TRIP

Learn More

Datasheet

5In Stock

$355.30

$293.92

$269.57

$229.68

Min.: 1
Mult.: 1

5SJ4

Circuit Breakers

Miniature

30 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 240V 40A 14K C-TRIP

5SJ43407HG41
Siemens
1: $351.68
3In Stock

Mfr. Part No.
5SJ43407HG41

Mouser Part No
982-5SJ43407HG41

Siemens

Circuit Breakers MCB 5SJ4 3P 240V 40A 14K C-TRIP

Learn More

Datasheet

3In Stock

$351.68

$306.90

$290.06

$275.02

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

240 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 3P 480/277 40A 10K C-TRIP

5SJ43407HG42
Siemens
1: $359.30
5In Stock

Mfr. Part No.
5SJ43407HG42

Mouser Part No
982-5SJ43407HG42

Siemens

Circuit Breakers MCB 5SJ4 3P 480/277 40A 10K C-TRIP

Learn More

Datasheet

5In Stock

$359.30

$305.47

$274.90

$232.72

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

277 VAC, 480 VAC

60 VDC

3 Pole

Lever

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K C-TRIP

5SY41017
Siemens
1: $102.26
20In Stock

Mfr. Part No.
5SY41017

Mouser Part No
982-5SY41017

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K C-TRIP

Learn More

Datasheet

20In Stock

$102.26

$94.42

$89.46

$64.74

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

1 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K D-TRIP

5SY41018
Siemens
1: $116.76
5In Stock

Mfr. Part No.
5SY41018

Mouser Part No
982-5SY41018

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K D-TRIP

Learn More

Datasheet

5In Stock

$116.76

$99.14

$87.04

$75.22

$69.82

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

1 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K A-TRIP

5SY41025
Siemens
1: $97.53
3In Stock

Mfr. Part No.
5SY41025

Mouser Part No
982-5SY41025

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K A-TRIP

Learn More

Datasheet

3In Stock

$97.53

$84.05

$80.89

$75.04

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

2 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K B-TRIP

5SY41026
Siemens
1: $97.53
5In Stock

Mfr. Part No.
5SY41026

Mouser Part No
982-5SY41026

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K B-TRIP

Learn More

Datasheet

5In Stock

$97.53

$84.05

$80.89

$75.04

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

2 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K C-TRIP

5SY41027
Siemens
1: $99.50
16In Stock

Mfr. Part No.
5SY41027

Mouser Part No
982-5SY41027

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K C-TRIP

Learn More

Datasheet

16In Stock

$99.50

$89.94

$86.97

$64.74

View

Min.: 1
Mult.: 1

5SY4

Circuit Breakers

Miniature

2 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K D-TRIP

5SY41028
Siemens
1: $117.74
8In Stock

Mfr. Part No.
5SY41028

Mouser Part No
982-5SY41028

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K D-TRIP

Learn More

Datasheet

8In Stock

$117.74

$101.37

$83.82

$73.48

View

Min.: 1
Mult.: 1

5SY4

Circuit Breakers

Miniature

2 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers circuit breaker 10ka 1pole b3

5SY41036
Siemens
1: $94.04
1In Stock

Mfr. Part No.
5SY41036

Mouser Part No
982-5SY41036

Siemens

Circuit Breakers circuit breaker 10ka 1pole b3

Learn More

Datasheet

1In Stock

$94.04

$72.37

$67.84

$58.29

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers MINIATURE CURCIUT BREAKER, 230/400V 10kA

5SY41037
Siemens
1: $85.63
10In Stock

Mfr. Part No.
5SY41037

Mouser Part No
982-5SY41037

Siemens

Circuit Breakers MINIATURE CURCIUT BREAKER, 230/400V 10kA

Learn More

Datasheet

10In Stock

$85.63

$69.51

$66.26

$60.49

View

Min.: 1
Mult.: 1

5SY4

Circuit Breakers

Miniature

3 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K C-TRIP

5SY41047
Siemens
1: $90.55
13In Stock

Mfr. Part No.
5SY41047

Mouser Part No
982-5SY41047

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K C-TRIP

Learn More

Datasheet

13In Stock

$90.55

$75.43

$73.11

$63.39

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

4 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K A-TRIP

5SY41055
Siemens
1: $97.53
1In Stock

Mfr. Part No.
5SY41055

Mouser Part No
982-5SY41055

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K A-TRIP

Learn More

Datasheet

1In Stock

$97.53

$84.05

$80.89

$75.04

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

500 mA

400 VAC

72 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K C-TRIP

5SY41057
Siemens
1: $102.26
10In Stock

Mfr. Part No.
5SY41057

Mouser Part No
982-5SY41057

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K C-TRIP

Learn More

Datasheet

10In Stock

$102.26

$87.50

$84.84

$80.62

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

500 mA

400 VAC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K C-TRIP

5SY41067
Siemens
1: $98.79
16In Stock

Mfr. Part No.
5SY41067

Mouser Part No
982-5SY41067

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K C-TRIP

Learn More

Datasheet

16In Stock

$98.79

$83.29

$78.91

$64.74

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

6 A

400 VAC

60 VDC

1 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Miniature Circuit Breakers

Customer Service Office

Company

Resources

Support

30 mA
300 mA
500 mA
1 A
1.5 A
1.6 A
2 A
2.5 A
3 A
3.25 A
3.5 A
4 A
5 A
6 A
7 A
8 A
10 A
12 A
13 A
15 A