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4503 Circuit Breakers

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Results: 165

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Part #

Circuit Breakers CIRCUIT BREAKER

AA1-B0-34-450-3D1-C
Carling Technologies
1: $38.47
4In Stock

Mfr. Part No.
AA1-B0-34-450-3D1-C

Mouser Part No
691-AA1B0344503D1C

Carling Technologies

Circuit Breakers CIRCUIT BREAKER

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Datasheet

4In Stock

$38.47

$26.88

$26.13

$25.02

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

5 A

277 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Screw 8-32 Bus Type terminals, UL 1077 Recognized CSA Accepted

AA1-B0-34-450-3B1-C
Carling Technologies
1: $34.46
2In Stock

Mfr. Part No.
AA1-B0-34-450-3B1-C

Mouser Part No
691-AA1B0344503B1C

Carling Technologies

Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Screw 8-32 Bus Type terminals, UL 1077 Recognized CSA Accepted

Learn More

Datasheet

2In Stock

$34.46

$29.91

$25.24

$22.35

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

5 A

277 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CA2B0144503B1MG

CA2-B0-14-450-3B1-MG
Carling Technologies
1: $117.54
7In Stock

Mfr. Part No.
CA2-B0-14-450-3B1-MG

Mouser Part No
691-CA2B0144503B1MG

Carling Technologies

Circuit Breakers CA2B0144503B1MG

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Datasheet

7In Stock

$117.54

$97.48

$82.97

$76.80

View

Min.: 1
Mult.: 1

Circuit Breakers AD1B0344503B1C

AD1-B0-34-450-3B1-C
Carling Technologies
1: $47.08
9In Stock

Mfr. Part No.
AD1-B0-34-450-3B1-C

Mouser Part No
691-AD1B0344503B1C

Carling Technologies

Circuit Breakers AD1B0344503B1C

Datasheet

9In Stock

$47.08

$39.05

$32.28

$31.32

View

Min.: 1
Mult.: 1

A UL1077

Hydraulic Magnetic Circuit Breakers

5 A

277 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MD1B344503A15BC

MD1-B-34-450-3-A15-B-C
Carling Technologies
1: $46.45
2In Stock

Mfr. Part No.
MD1-B-34-450-3-A15-B-C

Mouser Part No
691-MD1B344503A15BC

Carling Technologies

Circuit Breakers MD1B344503A15BC

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Datasheet

2In Stock

$46.45

$38.54

$35.37

$32.23

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers Mag Circuit Breaker

MA2-B-34-450-3-A12-B-C
Carling Technologies
1: $81.29
2In Stock

Mfr. Part No.
MA2-B-34-450-3-A12-B-C

Mouser Part No
691-MA2B344503A12BC

Carling Technologies

Circuit Breakers Mag Circuit Breaker

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Datasheet

2In Stock

$81.29

$67.43

$61.73

$57.66

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 MM1B3445033CBBC

MM1-B-34-450-3-3CB-B-C
Carling Technologies
1: $41.48
1In Stock

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

Mouser Part No
691-MM1B3445033CBBC

Carling Technologies

Circuit Breakers MM1B3445033CBBC

Learn More

Datasheet

1In Stock

$41.48

$34.40

$31.51

$31.48

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers AM1B012450301I

AM1-B0-12-450-301-I
Carling Technologies
1: $63.74
5In Stock

Mfr. Part No.
AM1-B0-12-450-301-I

Mouser Part No
691-AM1B012450301I

Carling Technologies

Circuit Breakers AM1B012450301I

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Datasheet

5In Stock

$63.74

$52.88

$48.78

$40.38

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

5 A

277 VAC

80 VDC

1 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MM1B3445032DABC

MM1-B-34-450-3-2DA-B-C
Carling Technologies
1: $40.23
1In Stock

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

Mouser Part No
691-MM1B3445032DABC

Carling Technologies

Circuit Breakers MM1B3445032DABC

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Datasheet

1In Stock

$40.23

$33.37

$30.62

$30.55

View

Min.: 1
Mult.: 1

MM1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Paddle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CG1B01445031ABG

CG1-B0-14-450-31A-BG
Carling Technologies
1: $58.03
1In Stock

Mfr. Part No.
CG1-B0-14-450-31A-BG

Mouser Part No
691-CG1B01445031ABG

Carling Technologies

Circuit Breakers CG1B01445031ABG

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Datasheet

1In Stock

$58.03

$48.14

$43.78

$40.68

View

Min.: 1
Mult.: 1

Circuit Breakers CA1B034450322C

CA1-B0-34-450-322-C
Carling Technologies
1: $48.14
1In Stock

Mfr. Part No.
CA1-B0-34-450-322-C

Mouser Part No
691-CA1B034450322C

Carling Technologies

Circuit Breakers CA1B034450322C

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Datasheet

1In Stock

$48.14

$39.93

$36.53

$33.34

View

Min.: 1
Mult.: 1

Circuit Breakers

Supplementary Protector

5 A

480 VAC

150 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CIRCUIT BREAKER HYMAG

BA1-B3-24-450-3DA-KG
Carling Technologies
1: $57.09
7Stock Available

Mfr. Part No.
BA1-B3-24-450-3DA-KG

Mouser Part No
691-BA1B3244503DAKG

Carling Technologies

Circuit Breakers CIRCUIT BREAKER HYMAG

Datasheet

7Stock Available

More Info Available

$57.09

$47.47

$43.53

$40.84

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

277 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

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

5SY45038
Siemens
1: $113.02
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY45038

Mouser Part No
982-5SY45038

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$113.02

$103.96

$99.65

$92.46

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

230 VAC

60 VDC

2 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers Cir Brkr Hyd Mag

IUG2-1REC4-24503-1
AIRPAX
1: $104.25
Non-Stocked Lead-Time 13 Weeks

Mfr. Part No.
IUG2-1REC4-24503-1

Mouser Part No
874-IUG21REC4245031

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Learn More

Datasheet

Non-Stocked Lead-Time 13 Weeks

$104.25

Min.: 1
Mult.: 1

IUG

Circuit Breakers

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CIRCUIT BREAKER, LHL36000M1587

X13450330010
Square D
1: $6,026.77
Non-Stocked
New At Mouser

Mfr. Part No.
X13450330010

Mouser Part No
996-X13450330010

New At Mouser

Square D

Circuit Breakers CIRCUIT BREAKER, LHL36000M1587

Non-Stocked

$6,026.77

Min.: 1
Mult.: 1

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

5SY45037
Siemens
1: $110.62
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
5SY45037

Mouser Part No
982-5SY45037

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

$110.62

$103.77

$98.30

$92.34

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

230 VAC

60 VDC

2 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers BA1B22445032AKG

BA1-B2-24-450-32A-KG
Carling Technologies
1: $58.13
1In Stock

Mfr. Part No.
BA1-B2-24-450-32A-KG

Mouser Part No
691-BA1B22445032AKG

Carling Technologies

Circuit Breakers BA1B22445032AKG

Learn More

Datasheet

1In Stock

$58.13

$48.23

$43.85

$38.83

View

Min.: 1
Mult.: 1

Circuit Breakers CIRCUIT BREAKER, LHP36000M1586

X13450330050
Square D
1: $5,563.09
Non-Stocked
New At Mouser

Mfr. Part No.
X13450330050

Mouser Part No
996-X13450330050

New At Mouser

Square D

Circuit Breakers CIRCUIT BREAKER, LHP36000M1586

Non-Stocked

$5,563.09

Min.: 1
Mult.: 1

Circuit Breakers Carling Technologies

MT1-B-14-450-3-A23-B-J
Carling Technologies
1: $58.48
7In Stock

Mfr. Part No.
MT1-B-14-450-3-A23-B-J

Mouser Part No
691-MT1B144503A23BJ

Carling Technologies

Circuit Breakers Carling Technologies

Learn More

Datasheet

7In Stock

$58.48

$48.51

$44.08

$41.91

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Push-Pull

- 40 C

+ 85 C

Non-Illuminated

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

5SY45035
Siemens
1: $113.02
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
5SY45035

Mouser Part No
982-5SY45035

Siemens

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

Learn More

Datasheet

Non-Stocked Lead-Time 6 Weeks

$113.02

$103.96

$99.65

$92.46

View

Min.: 1
Mult.: 1

Circuit Breakers

Miniature

3 A

230 VAC

60 VDC

2 Pole

Lever

- 40 C

+ 70 C

Non-Illuminated

Circuit Breakers MA1T144503A162C

MA1T144503A162C
Carling Technologies
1: $40.22
Non-Stocked

Mfr. Part No.
MA1T144503A162C

Mouser Part No
691-MA1T144503A162C

Carling Technologies

Circuit Breakers MA1T144503A162C

Learn More

Datasheet

Non-Stocked

$40.22

$39.59

$37.90

$34.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers ME1T344503A16BC

ME1T344503A16BC
Carling Technologies
1: $41.47
Non-Stocked

Mfr. Part No.
ME1T344503A16BC

Mouser Part No
691-ME1T344503A16BC

Carling Technologies

Circuit Breakers ME1T344503A16BC

Learn More

Datasheet

Non-Stocked

$41.47

$40.82

$39.09

$35.98

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Rocker

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers CA1B014450321MG

CA1-B0-14-450-321-MG
Carling Technologies
1: $57.41
9On Order

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

Mouser Part No
691-CA1B014450321MG

Carling Technologies

Circuit Breakers CA1B014450321MG

Learn More

Datasheet

9On Order

$57.41

$47.61

$43.93

$37.79

View

Min.: 1
Mult.: 1

Circuit Breakers

Supplementary Protector

5 A

240 VAC

80 VDC

1 Pole

Handle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MS2B2245031CBA0CC

MS2-B-22-450-3-1CB-A-0CC
Carling Technologies
1: $185.56
9Expected 2026/08/28

Mfr. Part No.
MS2-B-22-450-3-1CB-A-0CC

Mouser Part No
691-MS2B224531CBACC

Carling Technologies

Circuit Breakers MS2B2245031CBA0CC

Learn More

Datasheet

9Expected 2026/08/28

$185.56

$150.96

$146.42

$135.48

View

Min.: 1
Mult.: 1

Hydraulic Magnetic Circuit Breakers

5 A

120 VAC, 240 VAC

2 Pole

Toggle

- 40 C

+ 85 C

Non-Illuminated

Circuit Breakers MT1S144503B24BJ

MT1-S-14-450-3-B24-B-J
Carling Technologies
1: $79.41
7Expected 2026/09/09

Mfr. Part No.
MT1-S-14-450-3-B24-B-J

Mouser Part No
691-MT1S144503B24BJ

Carling Technologies

Circuit Breakers MT1S144503B24BJ

Learn More

Datasheet

7Expected 2026/09/09

$79.41

$65.87

$58.07

$57.41

View

Min.: 1
Mult.: 1

Circuit Breakers

Hydraulic Magnetic

5 A

125 VAC, 250 VAC

80 VDC

1 Pole

Push-Pull

- 40 C

+ 85 C

Illuminated

4503 Circuit Breakers

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