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

18 mm Circuit Breakers

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

Results: 231

Applied Filters:

Width = 18 mm

Manufacturer

Series

Product

Type

Current Rating

Voltage Rating AC

Voltage Rating DC

Number of Poles

Actuator

Minimum Operating Temperature

Maximum Operating Temperature

Illuminated

Packaging

Reset All

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; }

Part #

Circuit Breakers MCB 5SJ4 1P 240V 40A SAME PH 14K B-TRIP

5SJ41406HG40
Siemens
1: CHF 66.29
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SJ41406HG40

Mouser Part No
982-5SJ41406HG40

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 40A SAME PH 14K B-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 66.29

CHF 60.91

CHF 58.61

CHF 54.34

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

240 VAC

60 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 1P 240V 40A 14K C-TRIP

5SJ41407HG41
Siemens
1: CHF 69.10
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
5SJ41407HG41

Mouser Part No
982-5SJ41407HG41

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 40A 14K C-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

CHF 69.10

CHF 63.48

CHF 60.47

CHF 56.59

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

240 VAC

60 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 1P 240V 40A SAME PH 10K D-TRIP

5SJ41408HG40
Siemens
1: CHF 66.29
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SJ41408HG40

Mouser Part No
982-5SJ41408HG40

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 40A SAME PH 10K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 66.29

CHF 60.91

CHF 58.61

CHF 54.34

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

240 VAC

60 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MCB 5SJ4 1P 240V 40A 10K D-TRIP

5SJ41408HG41
Siemens
1: CHF 69.10
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SJ41408HG41

Mouser Part No
982-5SJ41408HG41

Siemens

Circuit Breakers MCB 5SJ4 1P 240V 40A 10K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 69.10

CHF 63.47

CHF 60.47

CHF 56.59

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

40 A

240 VAC

60 VDC

1 Pole

- 25 C

+ 55 C

Non-Illuminated

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

5SY41015
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41015

Mouser Part No
982-5SY41015

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

1 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 3A 7.5K A-TRIP

5SY41035
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41035

Mouser Part No
982-5SY41035

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 3A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers circuit breaker 10ka 1pole b3

5SY41036
Siemens
1: CHF 55.66
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41036

Mouser Part No
982-5SY41036

Siemens

Circuit Breakers circuit breaker 10ka 1pole b3

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 55.66

CHF 42.83

CHF 40.15

CHF 34.50

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 3A 7.5K D-TRIP

5SY41038
Siemens
1: CHF 69.10
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41038

Mouser Part No
982-5SY41038

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 3A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 69.10

CHF 58.74

CHF 51.53

CHF 44.53

CHF 41.32

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

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

5SY41045
Siemens
1: CHF 54.46
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41045

Mouser Part No
982-5SY41045

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.46

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

4 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

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

5SY41046
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41046

Mouser Part No
982-5SY41046

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

4 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

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

5SY41048
Siemens
1: CHF 64.07
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41048

Mouser Part No
982-5SY41048

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 64.07

CHF 55.15

CHF 51.53

CHF 44.53

CHF 41.32

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

4 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

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

5SY41058
Siemens
1: CHF 64.49
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41058

Mouser Part No
982-5SY41058

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 64.49

CHF 60.34

CHF 57.29

CHF 54.32

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

500 mA

400 VAC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

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

5SY41065
Siemens
1: CHF 54.46
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
5SY41065

Mouser Part No
982-5SY41065

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

CHF 54.46

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

6 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K A-TRIP

5SY41085
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
5SY41085

Mouser Part No
982-5SY41085

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

8 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K D-TRIP

5SY41088
Siemens
1: CHF 69.10
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
5SY41088

Mouser Part No
982-5SY41088

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

CHF 69.10

CHF 58.87

CHF 56.66

CHF 52.53

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

8 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K A-TRIP

5SY41135
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41135

Mouser Part No
982-5SY41135

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

13 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K B-TRIP

5SY41136
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41136

Mouser Part No
982-5SY41136

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K B-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

13 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K D-TRIP

5SY41138
Siemens
1: CHF 64.07
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41138

Mouser Part No
982-5SY41138

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 64.07

CHF 58.87

CHF 56.66

CHF 52.53

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

13 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.1A 7.5K C-TRIP

5SY41147
Siemens
1: CHF 54.46
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
5SY41147

Mouser Part No
982-5SY41147

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.1A 7.5K C-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

CHF 54.46

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

300 mA

400 VAC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.1A 7.5K D-TRIP

5SY41148
Siemens
1: CHF 64.07
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41148

Mouser Part No
982-5SY41148

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 0.1A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 64.07

CHF 58.87

CHF 56.66

CHF 52.53

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

300 mA

400 VAC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K A-TRIP

5SY41155
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41155

Mouser Part No
982-5SY41155

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

1.6 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K D-TRIP

5SY41158
Siemens
1: CHF 64.07
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY41158

Mouser Part No
982-5SY41158

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

CHF 64.07

CHF 58.87

CHF 56.66

CHF 52.53

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

1.6 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K A-TRIP

5SY41165
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41165

Mouser Part No
982-5SY41165

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

16 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K D-TRIP

5SY41168
Siemens
1: CHF 69.10
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41168

Mouser Part No
982-5SY41168

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K D-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 69.10

CHF 55.15

CHF 51.53

CHF 44.53

CHF 41.32

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

16 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers SUP PTOR 5SY4 1P 240V 25A 7.5K A-TRIP

5SY41255
Siemens
1: CHF 54.45
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY41255

Mouser Part No
982-5SY41255

Siemens

Circuit Breakers SUP PTOR 5SY4 1P 240V 25A 7.5K A-TRIP

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

CHF 54.45

CHF 49.75

CHF 47.88

CHF 44.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

25 A

400 VAC

60 VDC

1 Pole

- 40 C

+ 70 C

Non-Illuminated

18 mm Circuit Breakers

Customer Service Office

Company

Resources

Support

300 mA
500 mA
1 A
1.6 A
2 A
2.5 A
3 A
4 A
5 A
6 A
8 A
10 A
13 A
15 A
16 A
20 A
25 A
30 A
32 A
35 A