.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: 1,695

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 MA1B346151A25BC

MA1-B-34-615-1-A25-B-C
Carling Technologies
1: $32.91
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-615-1-A25-B-C

Mouser Part No
691-MA1B346151A25BC

Carling Technologies

Circuit Breakers MA1B346151A25BC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$32.91

$29.47

$16.43

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

15 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346151A262C

MA1-B-34-615-1-A26-2-C
Carling Technologies
1: $35.66
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-615-1-A26-2-C

Mouser Part No
691-MA1B346151A262C

Carling Technologies

Circuit Breakers MA1B346151A262C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$35.66

$24.25

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

15 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346181A352C

MA1-B-34-618-1-A35-2-C
Carling Technologies
1: $36.11
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-618-1-A35-2-C

Mouser Part No
691-MA1B346181A352C

Carling Technologies

Circuit Breakers MA1B346181A352C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$36.11

$29.95

$18.31

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

18 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers 20 A ONE POLE ANGLED

MA1-B-34-620-1-A12-B-C
Carling Technologies
1: $28.40
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-620-1-A12-B-C

Mouser Part No
691-MA1B346201A12BC

Carling Technologies

Circuit Breakers 20 A ONE POLE ANGLED

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$28.40

$27.11

$26.78

$26.75

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

20 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346201A242C

MA1-B-34-620-1-A24-2-C
Carling Technologies
1: $25.49
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-620-1-A24-2-C

Mouser Part No
691-MA1B346201A242C

Carling Technologies

Circuit Breakers MA1B346201A242C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$25.49

$23.55

$23.48

$23.42

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

20 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Magnetic Circuit Breaker

MA1-B-34-620-1-A26-2-C
Carling Technologies
1: $29.04
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-620-1-A26-2-C

Mouser Part No
691-MA1B346201A262C

Carling Technologies

Circuit Breakers Magnetic Circuit Breaker

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$29.04

$28.97

$24.68

$24.18

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

20 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers 25 A ONE POLE ANGLED

MA1-B-34-625-1-A12-B-C
Carling Technologies
1: $24.31
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-625-1-A12-B-C

Mouser Part No
691-MA1B346251A12BC

Carling Technologies

Circuit Breakers 25 A ONE POLE ANGLED

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$24.31

$21.24

$20.99

$20.43

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346251A262C

MA1-B-34-625-1-A26-2-C
Carling Technologies
1: $31.11
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-625-1-A26-2-C

Mouser Part No
691-MA1B346251A262C

Carling Technologies

Circuit Breakers MA1B346251A262C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$31.11

$28.23

$20.55

$19.67

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346251A36BC

MA1-B-34-625-1-A36-B-C
Carling Technologies
1: $32.41
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-625-1-A36-B-C

Mouser Part No
691-MA1B346251A36BC

Carling Technologies

Circuit Breakers MA1B346251A36BC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$32.41

$26.90

$20.04

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B346253A362C

MA1-B-34-625-3-A36-2-C
Carling Technologies
1: $34.53
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-34-625-3-A36-2-C

Mouser Part No
691-MA1B346253A362C

Carling Technologies

Circuit Breakers MA1B346253A362C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$34.53

$33.96

$29.39

$26.56

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

25 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B646131A372D

MA1-B-64-613-1-A37-2-D
Carling Technologies
1: $40.76
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-64-613-1-A37-2-D

Mouser Part No
691-MA1B646131A372D

Carling Technologies

Circuit Breakers MA1B646131A372D

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$40.76

$39.76

$29.64

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

13 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B646151A222C

MA1-B-64-615-1-A22-2-C
Carling Technologies
1: $25.83
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-64-615-1-A22-2-C

Mouser Part No
691-MA1B646151A222C

Carling Technologies

Circuit Breakers MA1B646151A222C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$25.83

$25.19

$25.10

$24.80

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

15 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B646161A842C

MA1-B-64-616-1-A84-2-C
Carling Technologies
1: $38.81
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-64-616-1-A84-2-C

Mouser Part No
691-MA1B646161A842C

Carling Technologies

Circuit Breakers MA1B646161A842C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$38.81

$32.18

$20.04

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

16 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B646303A842C

MA1-B-64-630-3-A84-2-C
Carling Technologies
1: $41.76
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-64-630-3-A84-2-C

Mouser Part No
691-MA1B64633A842C

Carling Technologies

Circuit Breakers MA1B646303A842C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$41.76

$34.63

$25.98

$25.97

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

30 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B726301A322M

MA1-B-72-630-1-A32-2-M
Carling Technologies
1: $53.77
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-72-630-1-A32-2-M

Mouser Part No
691-MA1B72631A322M

Carling Technologies

Circuit Breakers MA1B726301A322M

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$53.77

$44.60

$33.49

$33.48

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

30 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B746251A22BN

MA1-B-74-625-1-A22-B-N
Carling Technologies
1: $51.88
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-74-625-1-A22-B-N

Mouser Part No
691-MA1B746251A22BN

Carling Technologies

Circuit Breakers MA1B746251A22BN

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$51.88

$46.53

$26.61

Min.: 1
Mult.: 1

125 VAC, 250 VAC

80 VDC

Circuit Breakers MA1B922801A26BE

MA1-B-92-280-1-A26-B-E
Carling Technologies
1: $37.84
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-92-280-1-A26-B-E

Mouser Part No
691-MA1B92281A26BE

Carling Technologies

Circuit Breakers MA1B922801A26BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.84

$31.39

$24.83

$24.82

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

800 mA

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B922851A26BE

MA1-B-92-285-1-A26-B-E
Carling Technologies
1: $37.84
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-92-285-1-A26-B-E

Mouser Part No
691-MA1B922851A26BE

Carling Technologies

Circuit Breakers MA1B922851A26BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.84

$31.39

$19.52

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

850 mA

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B942801A26BE

MA1-B-94-280-1-A26-B-E
Carling Technologies
1: $37.84
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-280-1-A26-B-E

Mouser Part No
691-MA1B94281A26BE

Carling Technologies

Circuit Breakers MA1B942801A26BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.84

$31.39

$23.64

$23.63

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

800 mA

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B942851A26BE

MA1-B-94-285-1-A26-B-E
Carling Technologies
1: $37.84
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-285-1-A26-B-E

Mouser Part No
691-MA1B942851A26BE

Carling Technologies

Circuit Breakers MA1B942851A26BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.84

$31.39

$23.64

$23.63

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

850 mA

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B944102A22BC

MA1-B-94-410-2-A22-B-C
Carling Technologies
1: $39.52
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-410-2-A22-B-C

Mouser Part No
691-MA1B94412A22BC

Carling Technologies

Circuit Breakers MA1B944102A22BC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$39.52

$36.97

$28.09

$28.07

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

1 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Circuit BREAKER 1pole, 5A, AC

MA1-B-94-450-1-A86-B-C
Carling Technologies
1: $37.75
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-450-1-A86-B-C

Mouser Part No
691-MA1B944501A86BC

Carling Technologies

Circuit Breakers Circuit BREAKER 1pole, 5A, AC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.75

$34.12

$25.62

$23.76

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B944501A862C

MA1-B-94-450-1-A86-2-C
Carling Technologies
1: $38.81
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-450-1-A86-2-C

Mouser Part No
691-MA1B94451A862C

Carling Technologies

Circuit Breakers MA1B944501A862C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$38.81

$32.18

$24.31

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B944601A162C

MA1-B-94-460-1-A16-2-C
Carling Technologies
1: $40.55
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-460-1-A16-2-C

Mouser Part No
691-MA1B944601A162C

Carling Technologies

Circuit Breakers MA1B944601A162C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$40.55

$38.94

$29.64

$29.13

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

6 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MA1B946151A337C

MA1-B-94-615-1-A33-7-C
Carling Technologies
1: $28.61
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA1-B-94-615-1-A33-7-C

Mouser Part No
691-MA1B946151A337C

Carling Technologies

Circuit Breakers MA1B946151A337C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$28.61

$25.24

$25.16

$25.09

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

15 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

M Series Circuit Breakers

Customer Service Office

Company

Resources

Support

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