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

4501 Circuit Breakers

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

Results: 382

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

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 MA2B644501A242D

MA2-B-64-450-1-A24-2-D
Carling Technologies
1: $73.62
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MA2-B-64-450-1-A24-2-D

Mouser Part No
691-MA2B644501A242D

Carling Technologies

Circuit Breakers MA2B644501A242D

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$73.62

$61.07

$40.62

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MM1B3445011JDBE

MM1-B-34-450-1-1JD-B-E
Carling Technologies
1: $33.11
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MM1-B-34-450-1-1JD-B-E

Mouser Part No
691-MM1B344511JDBE

Carling Technologies

Circuit Breakers MM1B3445011JDBE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$33.11

$27.47

$16.78

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 CA2B022450121DG

CA2-B0-22-450-121-DG
Carling Technologies
1: $110.32
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
CA2-B0-22-450-121-DG

Mouser Part No
691-CA2B022450121DG

Carling Technologies

Circuit Breakers CA2B022450121DG

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$110.32

$93.13

$72.93

$64.76

$63.10

Min.: 1
Mult.: 1

Circuit Breakers MS1B1445011CBA0AC

MS1-B-14-450-1-1CB-A-0AC
Carling Technologies
1: $84.22
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MS1-B-14-450-1-1CB-A-0AC

Mouser Part No
691-S1B1445011CBA0AC

Carling Technologies

Circuit Breakers MS1B1445011CBA0AC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$84.22

$72.22

$53.67

Min.: 1
Mult.: 1

Circuit Breakers AA1B2444501D1C

AA1-B2-44-450-1D1-C
Carling Technologies
1: $42.64
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
AA1-B2-44-450-1D1-C

Mouser Part No
691-AA1B2444501D1C

Carling Technologies

Circuit Breakers AA1B2444501D1C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$42.64

$35.37

$32.62

$27.33

View

Min.: 1
Mult.: 1

Circuit Breakers MT1B144501A22BJ

MT1-B-14-450-1-A22-B-J
Carling Technologies
1: $47.71
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MT1-B-14-450-1-A22-B-J

Mouser Part No
691-MT1B144501A22BJ

Carling Technologies

Circuit Breakers MT1B144501A22BJ

Datasheet

Non-Stocked Lead-Time 6 Weeks

$47.71

$39.58

$24.96

Min.: 1
Mult.: 1

Circuit Breakers CF1B016450111C

CF1-B0-16-450-111-C
Carling Technologies
1: $47.75
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
CF1-B0-16-450-111-C

Mouser Part No
691-CF1B016450111C

Carling Technologies

Circuit Breakers CF1B016450111C

Datasheet

Non-Stocked Lead-Time 6 Weeks

$47.75

$44.86

$37.41

$37.40

View

Min.: 1
Mult.: 1

Circuit Breakers AA1B0264501D1C

AA1-B0-26-450-1D1-C
Carling Technologies
1: $34.49
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
AA1-B0-26-450-1D1-C

Mouser Part No
691-AA1B26451D1C

Carling Technologies

Circuit Breakers AA1B0264501D1C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$34.49

$33.76

$24.53

$22.76

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 AA1B0244501B1C

AA1-B0-24-450-1B1-C
Carling Technologies
1: $37.24
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
AA1-B0-24-450-1B1-C

Mouser Part No
691-AA1B0244501B1C

Carling Technologies

Circuit Breakers AA1B0244501B1C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.24

$36.68

$24.23

$23.54

$23.53

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 ME1B944501A37AC

ME1-B-94-450-1-A37-A-C
Carling Technologies
1: $34.22
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
ME1-B-94-450-1-A37-A-C

Mouser Part No
691-ME1B944501A37AC

Carling Technologies

Circuit Breakers ME1B944501A37AC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$34.22

$32.61

$28.52

$28.11

View

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 MF2B244501BB2BC

MF2-B-24-450-1-BB2-B-C
Carling Technologies
1: $70.95
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MF2-B-24-450-1-BB2-B-C

Mouser Part No
691-MF2B24451BB2BC

Carling Technologies

Circuit Breakers MF2B244501BB2BC

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$70.95

$58.86

$39.15

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 MM1B1445011CABD

MM1-B-14-450-1-1CA-B-D
Carling Technologies
1: $27.39
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MM1-B-14-450-1-1CA-B-D

Mouser Part No
691-MM1B1445011CABD

Carling Technologies

Circuit Breakers MM1B1445011CABD

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$27.39

$24.32

$18.49

$17.76

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MT1M324501A21BE

MT1-M-32-450-1-A21-B-E
Carling Technologies
1: $41.11
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MT1-M-32-450-1-A21-B-E

Mouser Part No
691-MT1M324501A21BE

Carling Technologies

Circuit Breakers MT1M324501A21BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$41.11

$30.91

$30.25

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Push-Pull

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MT1B324501B22BE

MT1-B-32-450-1-B22-B-E
Carling Technologies
1: $32.56
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MT1-B-32-450-1-B22-B-E

Mouser Part No
691-MT1B324501B22BE

Carling Technologies

Circuit Breakers MT1B324501B22BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$32.56

$27.02

$18.42

$18.20

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Push-Pull

- 40 C

+ 85 C

Illuminated

Circuit Breakers AT1B214450121MT

AT1-B2-14-450-121-MT
Carling Technologies
1: $57.91
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
AT1-B2-14-450-121-MT

Mouser Part No
691-AT1B214450121MT

Carling Technologies

Circuit Breakers AT1B214450121MT

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$57.91

$48.04

$43.69

$40.60

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 CA1B014450121L

CA1-B0-14-450-121-L
Carling Technologies
1: $49.04
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
CA1-B0-14-450-121-L

Mouser Part No
691-CA1B014450121L

Carling Technologies

Circuit Breakers CA1B014450121L

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$49.04

$40.68

$30.47

Quote

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

5 A

480 VAC

150 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CA1B016450121MG

CA1-B0-16-450-121-MG
Carling Technologies
1: $49.10
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
CA1-B0-16-450-121-MG

Mouser Part No
691-CA1B016450121MG

Carling Technologies

Circuit Breakers CA1B016450121MG

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$49.10

$40.73

$32.34

$32.33

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 MU2B324501A21BE

MU2-B-32-450-1-A21-B-E
Carling Technologies
1: $64.77
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MU2-B-32-450-1-A21-B-E

Mouser Part No
691-MU2B32451A21BE

Carling Technologies

Circuit Breakers MU2B324501A21BE

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$64.77

$53.74

$42.48

Quote

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MU2B344501A21BD

MU2-B-34-450-1-A21-B-D
Carling Technologies
1: $64.77
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MU2-B-34-450-1-A21-B-D

Mouser Part No
691-MU2B344501A21BD

Carling Technologies

Circuit Breakers MU2B344501A21BD

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$64.77

$40.60

$35.11

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breaker

Hydraulic-Magnetic

125 VAC, 250 VAC

80 VDC

Rocker

Circuit Breakers DA1B014450112D

DA1-B0-14-450-112-D
Carling Technologies
1: $37.88
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
DA1-B0-14-450-112-D

Mouser Part No
691-DA1B014450112D

Carling Technologies

Circuit Breakers DA1B014450112D

Datasheet

Non-Stocked Lead-Time 6 Weeks

$37.88

$33.51

$29.33

$29.19

View

Min.: 1
Mult.: 1

480 VAC

65 VDC

Circuit Breakers AM2B216450101C

AM2-B2-16-450-101-C
Carling Technologies
1: $100.90
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
AM2-B2-16-450-101-C

Mouser Part No
691-AM2B216450101C

Carling Technologies

Circuit Breakers AM2B216450101C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$100.90

$84.41

$79.97

$66.64

$62.19

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 MD1B344501A37BD

MD1-B-34-450-1-A37-B-D
Carling Technologies
1: $32.47
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
MD1-B-34-450-1-A37-B-D

Mouser Part No
691-MD1B344501A37BD

Carling Technologies

Circuit Breakers MD1B344501A37BD

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$32.47

$28.87

$22.97

$22.77

View

Min.: 1
Mult.: 1

125 VAC, 250 VAC

80 VDC

Circuit Breakers BB2B022450111D

BB2-B0-22-450-111-D
Carling Technologies
1: $65.86
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BB2-B0-22-450-111-D

Mouser Part No
691-BB2B022450111D

Carling Technologies

Circuit Breakers BB2B022450111D

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$65.86

$59.93

$55.73

$55.00

View

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 CA1B222450121C

CA1-B2-22-450-121-C
Carling Technologies
1: $49.61
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
CA1-B2-22-450-121-C

Mouser Part No
691-CA1B222450121C

Carling Technologies

Circuit Breakers CA1B222450121C

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$49.61

$41.17

$26.27

Min.: 1
Mult.: 1

Circuit Breaker

Supplementary Protector

5 A

480 VAC

150 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MB2-B-34-450-1-A27-B-E
Carling Technologies
1: $64.56
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
MB2-B-34-450-1-A27-B-E

Mouser Part No
691-MB2B344501A27BE

Carling Technologies

Circuit Breakers Mag Circuit Breaker

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

$64.56

$50.40

$48.11

$47.24

View

Min.: 1
Mult.: 1

Circuit Breaker

Hydraulic-Magnetic

5 A

125 VAC, 250 VAC

80 VDC

2 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

4501 Circuit Breakers

Customer Service Office

Company

Resources

Support