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

4503 Circuit Breakers

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

Results: 163

Applied Filters:

Manufacturer

Series

Product

Type

Current Rating

Voltage Rating AC

Voltage Rating DC

Number of Poles

Actuator Type

Minimum Operating Temperature

Maximum Operating Temperature

Illuminated

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; }

Download Table (.CSV)

Part #

Circuit Breakers AA2B0344503D2C

AA2-B0-34-450-3D2-C
Carling Technologies
1: €77.59
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
AA2-B0-34-450-3D2-C

Mouser Part No
691-AA2B0344503D2C

Carling Technologies

Circuit Breakers AA2B0344503D2C

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

€77.59

€64.36

€60.53

€50.44

€47.07

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

80 VDC

2 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers AM2B034450301C

AM2-B0-34-450-301-C
Carling Technologies
1: €97.51
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
AM2-B0-34-450-301-C

Mouser Part No
691-AM2B034450301C

Carling Technologies

Circuit Breakers AM2B034450301C

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

€97.51

€82.31

€77.99

€64.99

€60.66

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

4.5 A

277 VAC

80 VDC

2 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MS1B1445031CBAC

MS1-B-14-450-3-1CB-A-C
Carling Technologies
1: €79.75
Non-Stocked

Mfr. Part No.
MS1-B-14-450-3-1CB-A-C

Mouser Part No
691-MS1B1445031CBAC

Carling Technologies

Circuit Breakers MS1B1445031CBAC

Learn More

Datasheet

Non-Stocked

€79.75

€68.77

€65.15

€60.31

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

5 A

65 VDC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MF2-B-92-450-3-JC2-2-C
Carling Technologies
1: €82.53
Non-Stocked

Mfr. Part No.
MF2-B-92-450-3-JC2-2-C

Mouser Part No
691-MF2B924503JC22C

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

Non-Stocked

€82.53

€69.03

€65.40

€54.51

€50.87

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers AC1B0344503G1C

AC1-B0-34-450-3G1-C
Carling Technologies
1: €40.48
Non-Stocked

Mfr. Part No.
AC1-B0-34-450-3G1-C

Mouser Part No
691-AC1B34453G1C

Carling Technologies

Circuit Breakers AC1B0344503G1C

Learn More

Datasheet

Non-Stocked

€40.48

€33.58

€30.99

€26.32

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

277 VAC

80 VDC

Circuit Breakers C21B0344503A1I

C21-B0-34-450-3A1-I
Carling Technologies
1: €44.73
Non-Stocked

Mfr. Part No.
C21-B0-34-450-3A1-I

Mouser Part No
691-C21B0344503A1I

Carling Technologies

Circuit Breakers C21B0344503A1I

Learn More

Datasheet

Non-Stocked

€44.73

€38.12

€36.46

€33.83

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

480 VAC

150 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MM1B3445033BBBC

MM1-B-34-450-3-3BB-B-C
Carling Technologies
1: €32.94
Non-Stocked

Mfr. Part No.
MM1-B-34-450-3-3BB-B-C

Mouser Part No
691-MM1B344533BBBC

Carling Technologies

Circuit Breakers MM1B3445033BBBC

Learn More

Datasheet

Non-Stocked

€32.94

€27.32

€25.21

€20.88

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Paddle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers BA1B22445031AKG

BA1-B2-24-450-31A-KG
Carling Technologies
1: €39.95
Non-Stocked

Mfr. Part No.
BA1-B2-24-450-31A-KG

Mouser Part No
691-BA1B22445031AKG

Carling Technologies

Circuit Breakers BA1B22445031AKG

Datasheet

Non-Stocked

€39.95

€34.04

€32.67

€30.32

View

Min.: 1
Mult.: 1

Circuit Breakers MT1M124503A21BC

MT1-M-12-450-3-A21-B-C
Carling Technologies
1: €39.79
Non-Stocked

Mfr. Part No.
MT1-M-12-450-3-A21-B-C

Mouser Part No
691-MT1M124503A21BC

Carling Technologies

Circuit Breakers MT1M124503A21BC

Datasheet

Non-Stocked

€39.79

€33.02

€30.45

€25.88

View

Min.: 1
Mult.: 1

Circuit Breakers C62B01445031BMG

C62-B0-14-450-31B-MG
Carling Technologies
10: €79.80
Non-Stocked

Mfr. Part No.
C62-B0-14-450-31B-MG

Mouser Part No
691-C62B01445031BMG

Carling Technologies

Circuit Breakers C62B01445031BMG

Datasheet

Non-Stocked

€79.80

€74.18

View

Min.: 10
Mult.: 1

Circuit Breakers MM1B3445032BBBC

MM1-B-34-450-3-2BB-B-C
Carling Technologies
1: €32.94
Non-Stocked

Mfr. Part No.
MM1-B-34-450-3-2BB-B-C

Mouser Part No
691-MM1B3445032BBBC

Carling Technologies

Circuit Breakers MM1B3445032BBBC

Datasheet

Non-Stocked

€32.94

€27.32

€25.21

€20.88

View

Min.: 1
Mult.: 1

Circuit Breakers C-Series Circuit Breaker

CA2-B0-24-450-3B1-C
Carling Technologies
1: €95.61
Non-Stocked
New At Mouser

Mfr. Part No.
CA2-B0-24-450-3B1-C

Mouser Part No
691-CA2B0244503B1C

New At Mouser

Carling Technologies

Circuit Breakers C-Series Circuit Breaker

Datasheet

Non-Stocked

€95.61

€80.72

€76.48

€63.73

€59.48

Min.: 1
Mult.: 1

C-Series Circuit Breaker

Circuit Breakers MS1B1245031CBA0AC

MS1-B-12-450-3-1CB-A-0AC
Carling Technologies
1: €79.75
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
MS1-B-12-450-3-1CB-A-0AC

Mouser Part No
691-MS1B124531CBAAC

Carling Technologies

Circuit Breakers MS1B1245031CBA0AC

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

€79.75

€68.77

€65.15

€60.31

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

65 VDC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers AC1B0344503B1C

AC1-B0-34-450-3B1-C
Carling Technologies
1: €40.48
Non-Stocked

Mfr. Part No.
AC1-B0-34-450-3B1-C

Mouser Part No
691-AC1B34453B1C

Carling Technologies

Circuit Breakers AC1B0344503B1C

Learn More

Datasheet

Non-Stocked

€40.48

€33.58

€30.99

€26.32

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

277 VAC

80 VDC

Circuit Breakers AD2B0344503B1C

AD2-B0-34-450-3B1-C
Carling Technologies
1: €87.59
Non-Stocked

Mfr. Part No.
AD2-B0-34-450-3B1-C

Mouser Part No
691-AD2B0344503B1C

Carling Technologies

Circuit Breakers AD2B0344503B1C

Learn More

Datasheet

Non-Stocked

€87.59

€73.27

€69.42

€57.85

€53.99

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers

AR1-B0-34-450-3G3-C
Carling Technologies
1: €52.22
Non-Stocked

Mfr. Part No.
AR1-B0-34-450-3G3-C

Mouser Part No
691-AR1B0344503G3C

Carling Technologies

Circuit Breakers

Learn More

Datasheet

Non-Stocked

€52.22

€43.32

€39.96

€34.37

View

Min.: 1
Mult.: 1

277 VAC

80 VDC

Circuit Breakers BA1B034450321D

BA1-B0-34-450-321-D
Carling Technologies
1: €28.91
Non-Stocked

Mfr. Part No.
BA1-B0-34-450-321-D

Mouser Part No
691-BA1B034450321D

Carling Technologies

Circuit Breakers BA1B034450321D

Learn More

Datasheet

Non-Stocked

€28.91

€25.06

€23.93

€22.06

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

277 VAC

80 VDC

Circuit Breakers CA1B014450321MG

CA1-B0-14-450-321-MG
Carling Technologies
1: €45.46
Non-Stocked

Mfr. Part No.
CA1-B0-14-450-321-MG

Mouser Part No
691-CA1B014450321MG

Carling Technologies

Circuit Breakers CA1B014450321MG

Learn More

Datasheet

Non-Stocked

€45.46

€37.71

€34.79

€29.93

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

5 A

240 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CC1B02445034AD

CC1-B0-24-450-34A-D
Carling Technologies
1: €44.45
Non-Stocked

Mfr. Part No.
CC1-B0-24-450-34A-D

Mouser Part No
691-CC1B02445034AD

Carling Technologies

Circuit Breakers CC1B02445034AD

Learn More

Datasheet

Non-Stocked

€44.45

€37.87

€36.24

€33.63

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

240 VAC

125 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers AA1B0264503D1C

AA1-B0-26-450-3D1-C
Carling Technologies
1: €33.08
Non-Stocked

Mfr. Part No.
AA1-B0-26-450-3D1-C

Mouser Part No
691-AA1B0264503D1C

Carling Technologies

Circuit Breakers AA1B0264503D1C

Learn More

Datasheet

Non-Stocked

€33.08

€27.44

€25.31

€21.21

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers AD1B0344503G1C

AD1-B0-34-450-3G1-C
Carling Technologies
1: €34.98
Non-Stocked

Mfr. Part No.
AD1-B0-34-450-3G1-C

Mouser Part No
691-AD1B0344503G1C

Carling Technologies

Circuit Breakers AD1B0344503G1C

Learn More

Datasheet

Non-Stocked

€34.98

€30.33

€28.66

€26.75

View

Min.: 1
Mult.: 1

A UL1077

Hydraulic Magnetic Circuit Breaker

Hydraulic Magnetic

5 A

277 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers EA1B02645032CFB

EA1-B0-26-450-32C-FB
Carling Technologies
1: €38.77
Non-Stocked

Mfr. Part No.
EA1-B0-26-450-32C-FB

Mouser Part No
691-EA1B02645032CFB

Carling Technologies

Circuit Breakers EA1B02645032CFB

Datasheet

Non-Stocked

€38.77

€33.04

€31.74

€29.46

View

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

600 VAC

125 VDC

- 40 C

+ 85 C

Circuit Breakers AD1B0344503J1C

AD1-B0-34-450-3J1-C
Carling Technologies
1: €40.48
Non-Stocked

Mfr. Part No.
AD1-B0-34-450-3J1-C

Mouser Part No
691-AD1B34453J1C

Carling Technologies

Circuit Breakers AD1B0344503J1C

Learn More

Datasheet

Non-Stocked

€40.48

€33.58

€30.99

€26.32

View

Min.: 1
Mult.: 1

A UL1077

Hydraulic Magnetic Circuit Breaker

5 A

277 VAC

80 VDC

1 Pole

Rocker

Circuit Breakers 50/60Hz 5 Amp Angled

MF1-B-30-450-3-GE2-2-C
Carling Technologies
30: €35.69
Non-Stocked

Mfr. Part No.
MF1-B-30-450-3-GE2-2-C

Mouser Part No
691-MF1B304503GE22C

Carling Technologies

Circuit Breakers 50/60Hz 5 Amp Angled

Learn More

Datasheet

Non-Stocked

€35.69

€30.70

€28.78

€26.87

Min.: 30
Mult.: 10

Circuit Breaker

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Illuminated

Circuit Breakers AM1B034450301C

AM1-B0-34-450-301-C
Carling Technologies
1: €52.64
Non-Stocked

Mfr. Part No.
AM1-B0-34-450-301-C

Mouser Part No
691-AM1B034450301C

Carling Technologies

Circuit Breakers AM1B034450301C

Datasheet

Non-Stocked

€52.64

€43.68

€40.28

€33.34

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic Magnetic

4.5 A

277 VAC

80 VDC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

4503 Circuit Breakers

Customer Service Office

Company

Resources

Support