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

M Series Circuit Breakers

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

Results: 1,706

Applied Filters:

Series = M

Product

Type

Current Rating

Voltage Rating AC

Voltage Rating DC

Number of Poles

Actuator Type

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 Mag Circuit Breaker

MF2-B-64-612-1-BC4-7-C
Carling Technologies
1: ¥15,470.6
27In Stock

Mfr. Part #
MF2-B-64-612-1-BC4-7-C

Mouser Part #
691-MF2B646121BC47C

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

27In Stock

¥15,470.6

¥12,832.9

¥11,892.8

¥10,060.7

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

12 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers MA2B246121A142D

MA2-B-24-612-1-A14-2-D
Carling Technologies
1: ¥8,213.6
104In Stock

Mfr. Part #
MA2-B-24-612-1-A14-2-D

Mouser Part #
691-MA2B246121A142D

Carling Technologies

Circuit Breakers MA2B246121A142D

Learn More

Datasheet

104In Stock

¥8,213.6

¥7,250.3

¥6,806.8

¥6,448

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

12 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA2B324501A14BE

MA2-B-32-450-1-A14-B-E
Carling Technologies
1: ¥12,427.6
10In Stock

Mfr. Part #
MA2-B-32-450-1-A14-B-E

Mouser Part #
691-MA2B32451A14BE

Carling Technologies

Circuit Breakers MA2B324501A14BE

Learn More

Datasheet

10In Stock

¥12,427.6

¥10,309.8

¥9,587.3

¥8,618.9

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MA2-B-34-616-1-A14-2-E
Carling Technologies
1: ¥13,087
5In Stock

Mfr. Part #
MA2-B-34-616-1-A14-2-E

Mouser Part #
691-MA2B346161A142E

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

5In Stock

¥13,087

¥10,856.3

¥9,966

¥9,290

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

16 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MD1B346153A35BC

MD1-B-34-615-3-A35-B-C
Carling Technologies
1: ¥7,713.7
Non-Stocked Lead-Time 6 Weeks

Mfr. Part #
MD1-B-34-615-3-A35-B-C

Mouser Part #
691-MD1B346153A35BC

Carling Technologies

Circuit Breakers MD1B346153A35BC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

¥7,713.7

¥6,399.8

¥5,873.3

¥5,409.9

View

Min.: 1
Mult.: 1

Circuit Breakers

Supplementary Protector

125 VAC, 250 VAC

80 VDC

Circuit Breakers Mag Circuit Breaker

MD2-A-03-625-2-A37-2-C
Carling Technologies
1: ¥13,716.5
10In Stock

Mfr. Part #
MD2-A-03-625-2-A37-2-C

Mouser Part #
691-MD2A036252A372C

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

10In Stock

¥13,716.5

¥11,377.9

¥10,700.2

¥10,505.8

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MF2-B-34-610-1-HF6-2-D
Carling Technologies
1: ¥15,329.4
3In Stock

Mfr. Part #
MF2-B-34-610-1-HF6-2-D

Mouser Part #
691-MF2B346101HF62D

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

3In Stock

¥15,329.4

¥12,715

¥11,622

¥10,655.3

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

10 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers MS1B34620E1CBA17C

MS1-B-34-620-E-1CB-A-17C
Carling Technologies
1: ¥18,734.4
1In Stock

Mfr. Part #
MS1-B-34-620-E-1CB-A-17C

Mouser Part #
691-MS1B3462E1CBA17C

Carling Technologies

Circuit Breakers MS1B34620E1CBA17C

Learn More

Datasheet

1In Stock

¥18,734.4

¥15,814.4

¥14,983.9

¥12,487.4

¥11,653.6

Min.: 1
Mult.: 1

Circuit Breakers MT1B144701A23BJ

MT1-B-14-470-1-A23-B-J
Carling Technologies
1: ¥6,281.9
99In Stock

Mfr. Part #
MT1-B-14-470-1-A23-B-J

Mouser Part #
691-MT1B144701A23BJ

Carling Technologies

Circuit Breakers MT1B144701A23BJ

Learn More

Datasheet

99In Stock

¥6,281.9

¥5,778.6

¥5,363.4

¥5,356.7

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

7 A

125 VAC, 250 VAC

80 VDC

1 Pole

Push-Pull

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MA2-B-34-425-1-A21-B-E
Carling Technologies
1: ¥12,429.3
9In Stock

Mfr. Part #
MA2-B-34-425-1-A21-B-E

Mouser Part #
691-MA2B344251A21BE

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

9In Stock

¥12,429.3

¥10,311.5

¥9,589

¥7,991.1

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

2.5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MA2-B-64-620-3-A12-B-C
Carling Technologies
1: ¥14,547
3In Stock

Mfr. Part #
MA2-B-64-620-3-A12-B-C

Mouser Part #
691-MA2B646203A12BC

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

3In Stock

¥14,547

¥12,067.2

¥11,082.2

¥10,407.8

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

20 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MD2-B-34-610-1-A15-B-C
Carling Technologies
1: ¥12,962.4
6In Stock

Mfr. Part #
MD2-B-34-610-1-A15-B-C

Mouser Part #
691-MD2B346101A15BC

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

6In Stock

¥12,962.4

¥10,751.7

¥9,879.6

¥9,020.9

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

10 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B146301A272J

MA1-B-14-630-1-A27-2-J
Carling Technologies
1: ¥9,809.9
9In Stock

Mfr. Part #
MA1-B-14-630-1-A27-2-J

Mouser Part #
691-MA1B14631A272J

Carling Technologies

Circuit Breakers MA1B146301A272J

Learn More

Datasheet

9In Stock

¥9,809.9

¥8,137.2

¥7,506.1

¥6,456.3

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

Rocker

30 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MA2-B-24-610-1-A26-7-D
Carling Technologies
1: ¥13,085.4
9In Stock

Mfr. Part #
MA2-B-24-610-1-A26-7-D

Mouser Part #
691-MA2B246101A267D

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

9In Stock

¥13,085.4

¥10,854.6

¥9,966

¥9,057.4

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

10 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MF1B644351CC32C

MF1-B-64-435-1-CC3-2-C
Carling Technologies
1: ¥8,743.5
4In Stock

Mfr. Part #
MF1-B-64-435-1-CC3-2-C

Mouser Part #
691-MF1B644351CC32C

Carling Technologies

Circuit Breakers MF1B644351CC32C

Learn More

Datasheet

4In Stock

¥8,743.5

¥7,253.6

¥6,449.7

¥5,934.8

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

3.5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers MS1B34610E1CBA17C

MS1-B-34-610-E-1CB-A-17C
Carling Technologies
1: ¥18,734.4
1In Stock

Mfr. Part #
MS1-B-34-610-E-1CB-A-17C

Mouser Part #
691-MS1B3461E1CBA17C

Carling Technologies

Circuit Breakers MS1B34610E1CBA17C

Learn More

Datasheet

1In Stock

¥18,734.4

¥15,814.4

¥14,268

¥13,233.2

View

Min.: 1
Mult.: 1

Circuit Breakers MD1B146303A15BM

MD1-B-14-630-3-A15-B-M
Carling Technologies
1: ¥10,475.9
9In Stock

Mfr. Part #
MD1-B-14-630-3-A15-B-M

Mouser Part #
691-MD1B14633A15BM

Carling Technologies

Circuit Breakers MD1B146303A15BM

Learn More

Datasheet

9In Stock

¥10,475.9

¥8,692

¥8,009.3

¥7,200.4

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

30 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MD1B346251A15BC

MD1-B-34-625-1-A15-B-C
Carling Technologies
1: ¥7,251.9
9In Stock

Mfr. Part #
MD1-B-34-625-1-A15-B-C

Mouser Part #
691-MD1B346251A15BC

Carling Technologies

Circuit Breakers MD1B346251A15BC

Learn More

Datasheet

9In Stock

¥7,251.9

¥6,016.1

¥5,481.3

¥4,973

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B106201A22BJ

MA1-B-10-620-1-A22-B-J
Carling Technologies
1: ¥9,123.9
5In Stock

Mfr. Part #
MA1-B-10-620-1-A22-B-J

Mouser Part #
691-MA1B1621A22BJ

Carling Technologies

Circuit Breakers MA1B106201A22BJ

Learn More

Datasheet

5In Stock

¥9,123.9

¥7,567.5

¥6,918.1

¥6,365

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

20 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MB1B646301A34BC

MB1-B-64-630-1-A34-B-C
Carling Technologies
1: ¥6,833.4
7In Stock

Mfr. Part #
MB1-B-64-630-1-A34-B-C

Mouser Part #
691-MB1B64631A34BC

Carling Technologies

Circuit Breakers MB1B646301A34BC

Learn More

Datasheet

7In Stock

¥6,833.4

¥5,667.3

¥5,227.2

¥4,380.1

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

30 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers ME1B646301A32BC

ME1-B-64-630-1-A32-B-C
Carling Technologies
1: ¥7,786.8
9In Stock

Mfr. Part #
ME1-B-64-630-1-A32-B-C

Mouser Part #
691-ME1B646301A32BC

Carling Technologies

Circuit Breakers ME1B646301A32BC

Learn More

Datasheet

9In Stock

¥7,786.8

¥6,459.6

¥5,923.1

¥5,459.7

View

Min.: 1
Mult.: 1

Circuit Breakers MN2B2247512BABE

MN2-B-22-475-1-2BA-B-E
Carling Technologies
1: ¥12,352.9
5In Stock

Mfr. Part #
MN2-B-22-475-1-2BA-B-E

Mouser Part #
691-MN2B2247512BABE

Carling Technologies

Circuit Breakers MN2B2247512BABE

Learn More

Datasheet

5In Stock

¥12,352.9

¥10,246.7

¥9,457.7

¥8,570.8

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

2 Pole

Rocker

Circuit Breakers Mag Circuit Breaker

MA2-B-24-623-1-A24-B-C
Carling Technologies
1: ¥12,429.3
9In Stock

Mfr. Part #
MA2-B-24-623-1-A24-B-C

Mouser Part #
691-MA2B246231A24BC

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

9In Stock

¥12,429.3

¥10,311.5

¥9,509.2

¥8,618.9

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

23 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MF1B346151CC32C

MF1-B-34-615-1-CC3-2-C
Carling Technologies
1: ¥8,213.6
5In Stock

Mfr. Part #
MF1-B-34-615-1-CC3-2-C

Mouser Part #
691-MF1B346151CC32C

Carling Technologies

Circuit Breakers MF1B346151CC32C

Learn More

Datasheet

5In Stock

¥8,213.6

¥6,813.4

¥6,217.1

¥5,750.4

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

15 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers MM1B3262511BBBC

MM1-B-32-625-1-1BB-B-C
Carling Technologies
1: ¥6,323.4
3In Stock

Mfr. Part #
MM1-B-32-625-1-1BB-B-C

Mouser Part #
691-MM1B3262511BBBC

Carling Technologies

Circuit Breakers MM1B3262511BBBC

Learn More

Datasheet

3In Stock

¥6,323.4

¥5,245.4

¥4,840.2

¥4,009.7

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

20 mA
50 mA
100 mA
200 mA
250 mA
300 mA
350 mA
500 mA
600 mA
750 mA
800 mA
850 mA
1 A
1.25 A
1.5 A
1.75 A
2 A
2.25 A
2.5 A
3 A