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

4230-T Series Circuit Breakers

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

Results: 419

Applied Filters:

Series = 4230-T

Current Rating

Voltage Rating AC

Voltage Rating DC

Number of Poles

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; }

Part #

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 5A

4230-T110-K0CE-5A
E-T-A
1: $26.61
40In Stock

Mfr. Part #
4230-T110-K0CE-5A

Mouser Part #
457-4230T110K0CE5

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 5A

Learn More

Datasheet

40In Stock

$26.61

$18.94

$17.59

$15.64

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

5 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 50A

4230-T110-K0CE-50A
E-T-A
1: $20.46
43In Stock
26Expected 2026-03-02

Mfr. Part #
4230-T110-K0CE-50A

Mouser Part #
457-4230T110K0CE50

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 50A

Learn More

Datasheet

43In Stock

26Expected 2026-03-02

$20.46

$19.76

$18.43

$17.86

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

50 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 6A

4230-T110-K0CE-6A
E-T-A
1: $26.61
72In Stock

Mfr. Part #
4230-T110-K0CE-6A

Mouser Part #
457-4230T110K0CE6

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 6A

Learn More

Datasheet

72In Stock

$26.61

$22.06

$20.38

$17.24

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

6 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 10A

4230-T110-K0CU-10A
E-T-A
1: $47.46
16In Stock

Mfr. Part #
4230-T110-K0CU-10A

Mouser Part #
457-4230T110K0CU10

E-T-A

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 10A

Learn More

Datasheet

16In Stock

$47.46

$47.24

$41.18

$30.09

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

10 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 20A

4230-T110-K0CU-20A
E-T-A
1: $47.46
4In Stock

Mfr. Part #
4230-T110-K0CU-20A

Mouser Part #
457-4230T110K0CU20

E-T-A

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 20A

Learn More

Datasheet

4In Stock

$47.46

$39.37

$36.32

$30.09

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

20 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 3A

4230-T110-K0CU-3A
E-T-A
1: $45.77
5In Stock

Mfr. Part #
4230-T110-K0CU-3A

Mouser Part #
457-4230T110K0CU3

E-T-A

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 3A

Learn More

Datasheet

5In Stock

$45.77

$39.37

$35.50

$29.90

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

3 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 5A

4230-T110-K0CU-5A
E-T-A
1: $47.45
31In Stock

Mfr. Part #
4230-T110-K0CU-5A

Mouser Part #
457-4230T110K0CU5

E-T-A

Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 5A

Learn More

Datasheet

31In Stock

$47.45

$39.37

$35.23

$29.85

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

5 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 1A

4230-T110-K0DE-1A
E-T-A
1: $26.63
4In Stock

Mfr. Part #
4230-T110-K0DE-1A

Mouser Part #
457-4230T110K0DE1

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 1A

Learn More

Datasheet

4In Stock

$26.63

$21.19

$19.86

$16.76

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

1 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 20A

4230-T110-K0DE-20A
E-T-A
1: $26.61
5In Stock

Mfr. Part #
4230-T110-K0DE-20A

Mouser Part #
457-4230T110K0DE20

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 20A

Learn More

Datasheet

5In Stock

$26.61

$22.09

$18.74

$16.17

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

20 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 6A

4230-T110-K0DE-6A
E-T-A
1: $22.41
7In Stock

Mfr. Part #
4230-T110-K0DE-6A

Mouser Part #
457-4230T110K0DE6

E-T-A

Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 6A

Learn More

Datasheet

7In Stock

$22.41

$21.96

$20.31

$16.88

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

6 A

240 VAC

80 VDC

1 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 20A

4230-T120-K0BE-20A
E-T-A
1: $35.63
4In Stock
7Expected 2026-03-17

Mfr. Part #
4230-T120-K0BE-20A

Mouser Part #
457-4230T120K0BE20

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 20A

Learn More

Datasheet

4In Stock

7Expected 2026-03-17

$35.63

$31.16

$25.20

$24.29

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

20 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 50A

4230-T120-K0BE-50A
E-T-A
1: $36.84
2In Stock

Mfr. Part #
4230-T120-K0BE-50A

Mouser Part #
457-4230T120K0BE50

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 50A

Learn More

Datasheet

2In Stock

$36.84

$36.38

$32.43

$25.33

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

50 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, B, 4A

4230-T120-K0BU-4A
E-T-A
1: $75.64
1In Stock

Mfr. Part #
4230-T120-K0BU-4A

Mouser Part #
457-4230T120K0BU4

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, B, 4A

Learn More

Datasheet

1In Stock

$75.64

$73.36

$71.01

$68.34

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

4 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 1A

4230-T120-K0CE-1A
E-T-A
1: $45.29
8In Stock

Mfr. Part #
4230-T120-K0CE-1A

Mouser Part #
457-4230T120K0CE1

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 1A

Learn More

Datasheet

8In Stock

$45.29

$38.25

$37.42

$37.12

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

Toggle

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 15A

4230-T120-K0CE-15A
E-T-A
1: $43.91
79In Stock

Mfr. Part #
4230-T120-K0CE-15A

Mouser Part #
457-4230T120K0CE15

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 15A

Learn More

Datasheet

79In Stock

$43.91

$37.74

$34.66

$28.55

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

15 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 2A

4230-T120-K0CE-2A
E-T-A
1: $37.46
11In Stock

Mfr. Part #
4230-T120-K0CE-2A

Mouser Part #
457-4230T120K0CE2

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 2A

Learn More

Datasheet

11In Stock

$37.46

$33.91

$27.47

$25.19

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

2 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 7A

4230-T120-K0CE-7A
E-T-A
1: $40.11
3In Stock

Mfr. Part #
4230-T120-K0CE-7A

Mouser Part #
457-4230T120K0CE7

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 7A

Learn More

Datasheet

3In Stock

$40.11

$35.23

$31.95

$27.05

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

7 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 8A

4230-T120-K0CE-8A
E-T-A
1: $59.38
11In Stock

Mfr. Part #
4230-T120-K0CE-8A

Mouser Part #
457-4230T120K0CE8

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 8A

Learn More

Datasheet

11In Stock

$59.38

$59.21

$46.21

$44.56

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

Toggle

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 10A

4230-T120-K0CU-10A
E-T-A
1: $83.03
10In Stock

Mfr. Part #
4230-T120-K0CU-10A

Mouser Part #
457-4230T120K0CU10

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 10A

Learn More

Datasheet

10In Stock

$83.03

$68.54

$64.05

$56.09

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

10 A

480 VAC

60 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 15A

4230-T120-K0CU-15A
E-T-A
1: $97.22
7In Stock

Mfr. Part #
4230-T120-K0CU-15A

Mouser Part #
457-4230T120K0CU15

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 15A

Learn More

Datasheet

7In Stock

$97.22

$80.65

$74.38

$61.57

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

15 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 4A

4230-T120-K0CU-4A
E-T-A
1: $97.40
1In Stock

Mfr. Part #
4230-T120-K0CU-4A

Mouser Part #
457-4230T120K0CU4

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 4A

Learn More

Datasheet

1In Stock

$97.40

$85.50

$78.91

$76.93

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

Toggle

Circuit Breakers 489, 2P, DM, 240VAC/60VDC, C, 63A

4230-T120-K0CU-63A
E-T-A
1: $91.19
2In Stock

Mfr. Part #
4230-T120-K0CU-63A

Mouser Part #
457-4230T120K0CU63

E-T-A

Circuit Breakers 489, 2P, DM, 240VAC/60VDC, C, 63A

Learn More

Datasheet

2In Stock

$91.19

$72.43

$67.39

$59.69

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

63 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, D, 10A

4230-T120-K0DE-10A
E-T-A
1: $35.90
27In Stock

Mfr. Part #
4230-T120-K0DE-10A

Mouser Part #
457-4230T120K0DE10

E-T-A

Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, D, 10A

Learn More

Datasheet

27In Stock

$35.90

$32.32

$29.19

$24.41

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

10 A

415 VAC

125 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 10A

4230-T120-K0DU-10A
E-T-A
1: $97.19
15In Stock

Mfr. Part #
4230-T120-K0DU-10A

Mouser Part #
457-4230T120K0DU10

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 10A

Learn More

Datasheet

15In Stock

$97.19

$80.63

$74.37

$61.55

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

10 A

480 VAC

60 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 20A

4230-T120-K0DU-20A
E-T-A
1: $97.15
4In Stock

Mfr. Part #
4230-T120-K0DU-20A

Mouser Part #
457-4230T120K0DU20

E-T-A

Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 20A

Learn More

Datasheet

4In Stock

$97.15

$75.62

$68.88

$59.69

View

Min.: 1
Mult.: 1

4230-T

Miniature Circuit Breaker

Thermal-Magnetic

20 A

480 VAC

60 VDC

2 Pole

Toggle

- 35 C

+ 70 C

Non-Illuminated

4230-T Series Circuit Breakers

Mouser Electronics®

Company

Resources

Support

1 A
2 A
3 A
4 A
5 A
6 A
7 A
8 A
10 A
12 A
15 A
16 A
20 A
25 A
30 A
35 A
40 A
50 A
60 A
63 A