Circuit Breakers – Mouser Singapore

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

UL (AC) & DL (DC) Circuit Breakers

Altech UL (AC) and DL (DC) Circuit Breakers are available in both AC and DC models and offer 10kA short-circuit interrupting capacity. These thermal magnetic modules feature a 17.5mm width, a miniature size, and DIN-rail mounting. The series has a 0.3 to 63A current range and 6000 switching cycles of electrical life. Applications for Altech UL (AC) and DL (DC) Circuit Breakers include lighting, wiring protection, appliances, transformers, and telecommunication.

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

Results: 140

Applied Filters:

Product

Type

Current Rating

Voltage Rating AC

Number of Poles

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 1.6A, C CHAR, 1POLE 277VAC, UL489

1C1.6UL
Altech
1: $68.71
7Factory Stock Available

Mfr. Part No.
1C1.6UL

Mouser Part No
845-1C1.6UL

Altech

Circuit Breakers 1.6A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

7Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

1.6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A, C CHAR, 1POLE 277VAC, UL489

1C12UL
Altech
1: $68.71
13Factory Stock Available

Mfr. Part No.
1C12UL

Mouser Part No
845-1C12UL

Altech

Circuit Breakers 12A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

13Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

12 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489

1C25UL
Altech
1: $45.69
134Factory Stock Available

Mfr. Part No.
1C25UL

Mouser Part No
845-1C25UL

Altech

Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

134Factory Stock Available

More Info Available

$45.69

$44.30

$43.19

$41.53

View

Min.: 1
Mult.: 1

25 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A, C CHAR, 1POLE 277VAC, UL489

1C40UL
Altech
1: $73.14
23Factory Stock Available

Mfr. Part No.
1C40UL

Mouser Part No
845-1C40UL

Altech

Circuit Breakers 40A, C CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

23Factory Stock Available

More Info Available

$73.14

$60.67

$55.98

$48.15

View

Min.: 1
Mult.: 1

40 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A, C CHAR, 1POLE 240VAC, UL489

1C50UL
Altech
1: $73.14
9Factory Stock Available

Mfr. Part No.
1C50UL

Mouser Part No
845-1C50UL

Altech

Circuit Breakers 50A, C CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

9Factory Stock Available

More Info Available

$73.14

$60.67

$55.98

$48.15

View

Min.: 1
Mult.: 1

50 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A, C CHAR, 1POLE 240VAC, UL489

1C60UL
Altech
1: $73.14
7Factory Stock Available

Mfr. Part No.
1C60UL

Mouser Part No
845-1C60UL

Altech

Circuit Breakers 60A, C CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

7Factory Stock Available

More Info Available

$73.14

$60.67

$55.98

$48.15

View

Min.: 1
Mult.: 1

60 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A, C CHAR, 1POLE 240VAC, UL489

1C63UL
Altech
1: $73.14
12Factory Stock Available

Mfr. Part No.
1C63UL

Mouser Part No
845-1C63UL

Altech

Circuit Breakers 63A, C CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

12Factory Stock Available

More Info Available

$73.14

$60.67

$55.98

$48.15

View

Min.: 1
Mult.: 1

63 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.3A, D CHAR, 1POLE 277VAC, UL489

1D03UL
Altech
1: $68.71
10Factory Stock Available

Mfr. Part No.
1D03UL

Mouser Part No
845-1D03UL

Altech

Circuit Breakers 0.3A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

10Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

300 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1.6A, D CHAR, 1POLE 277VAC, UL489

1D1.6UL
Altech
1: $68.71
1Factory Stock Available

Mfr. Part No.
1D1.6UL

Mouser Part No
845-1D1.6UL

Altech

Circuit Breakers 1.6A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

1Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

1.6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A, D CHAR, 1POLE 277VAC, UL489

1D12UL
Altech
1: $68.71
6Factory Stock Available

Mfr. Part No.
1D12UL

Mouser Part No
845-1D12UL

Altech

Circuit Breakers 12A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

6Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

12 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A, D CHAR, 1POLE 277VAC, UL489

1D13UL
Altech
1: $68.71
10Factory Stock Available

Mfr. Part No.
1D13UL

Mouser Part No
845-1D13UL

Altech

Circuit Breakers 13A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

10Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

13 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A, D CHAR, 1POLE 277VAC, UL489

1D16UL
Altech
1: $68.71
10Factory Stock Available

Mfr. Part No.
1D16UL

Mouser Part No
845-1D16UL

Altech

Circuit Breakers 16A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

10Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

16 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A, D CHAR, 1POLE 277VAC, UL489

1D1UL
Altech
1: $46.61
85Factory Stock Available

Mfr. Part No.
1D1UL

Mouser Part No
845-1D1UL

Altech

Circuit Breakers 1A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

85Factory Stock Available

More Info Available

$46.61

$43.27

$42.05

$40.73

Quote

Min.: 1
Mult.: 1

1 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489

1D2UL
Altech
1: $46.61
553Factory Stock Available

Mfr. Part No.
1D2UL

Mouser Part No
845-1D2UL

Altech

Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

553Factory Stock Available

More Info Available

$46.61

$42.60

$41.28

$39.87

View

Min.: 1
Mult.: 1

2 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A, D CHAR, 1POLE 277VAC, UL489

1D32UL
Altech
1: $68.71
19Factory Stock Available

Mfr. Part No.
1D32UL

Mouser Part No
845-1D32UL

Altech

Circuit Breakers 32A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

19Factory Stock Available

More Info Available

$68.71

$56.99

$52.57

$45.23

View

Min.: 1
Mult.: 1

32 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A, D CHAR, 1POLE 240VAC, UL489

1D40UL
Altech
1: $49.62
42Factory Stock Available

Mfr. Part No.
1D40UL

Mouser Part No
845-1D40UL

Altech

Circuit Breakers 40A, D CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

42Factory Stock Available

More Info Available

$49.62

$49.43

$48.07

$46.70

Quote

Min.: 1
Mult.: 1

40 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A, D CHAR, 1POLE 277VAC, UL489

1D4UL
Altech
1: $46.61
18Factory Stock Available

Mfr. Part No.
1D4UL

Mouser Part No
845-1D4UL

Altech

Circuit Breakers 4A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

18Factory Stock Available

More Info Available

$46.61

$45.52

$42.44

$41.31

View

Min.: 1
Mult.: 1

4 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A, D CHAR, 1POLE 240VAC, UL489

1D50UL
Altech
1: $49.62
24Factory Stock Available

Mfr. Part No.
1D50UL

Mouser Part No
845-1D50UL

Altech

Circuit Breakers 50A, D CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

24Factory Stock Available

More Info Available

$49.62

$49.61

$46.06

$44.76

View

Min.: 1
Mult.: 1

50 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A, D CHAR, 1POLE 240VAC, UL489

1D60UL
Altech
1: $49.62
26Factory Stock Available

Mfr. Part No.
1D60UL

Mouser Part No
845-1D60UL

Altech

Circuit Breakers 60A, D CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

26Factory Stock Available

More Info Available

$49.62

$49.61

$46.06

$44.76

View

Min.: 1
Mult.: 1

60 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489

1D63UL
Altech
1: $49.62
46Factory Stock Available

Mfr. Part No.
1D63UL

Mouser Part No
845-1D63UL

Altech

Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489

Learn More

Datasheet

46Factory Stock Available

More Info Available

$49.62

$49.61

$46.06

$44.76

View

Min.: 1
Mult.: 1

63 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A, D CHAR, 1POLE 277VAC, UL489

1D6UL
Altech
1: $46.44
42Factory Stock Available

Mfr. Part No.
1D6UL

Mouser Part No
845-1D6UL

Altech

Circuit Breakers 6A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

42Factory Stock Available

More Info Available

$46.44

$45.54

$43.76

$41.74

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.3A, C CHAR, 2POLE 480Y/277VAC,UL489

2C03UL
Altech
1: $128.38
3Factory Stock Available

Mfr. Part No.
2C03UL

Mouser Part No
845-2C03UL

Altech

Circuit Breakers 0.3A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

3Factory Stock Available

More Info Available

$128.38

$107.39

$101.75

$84.79

$79.13

Min.: 1
Mult.: 1

300 mA

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.5A, C CHAR, 2POLE 480Y/277VAC,UL489

2C05UL
Altech
1: $128.38
67Factory Stock Available

Mfr. Part No.
2C05UL

Mouser Part No
845-2C05UL

Altech

Circuit Breakers 0.5A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

67Factory Stock Available

More Info Available

$128.38

$107.39

$101.75

$84.79

$79.13

Min.: 1
Mult.: 1

500 mA

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1.6A, C CHAR, 2POLE 480Y/277VAC,UL489

2C1.6UL
Altech
1: $128.38
3Factory Stock Available

Mfr. Part No.
2C1.6UL

Mouser Part No
845-2C1.6UL

Altech

Circuit Breakers 1.6A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

3Factory Stock Available

More Info Available

$128.38

$107.39

$101.75

$84.79

$79.13

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

1.6 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A, C CHAR, 2POLE 480Y/277VAC,UL489

2C25UL
Altech
1: $93.20
32Factory Stock Available

Mfr. Part No.
2C25UL

Mouser Part No
845-2C25UL

Altech

Circuit Breakers 25A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

32Factory Stock Available

More Info Available

$93.20

$88.50

$86.28

View

Min.: 1
Mult.: 1

25 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UL (AC) & DL (DC) Circuit Breakers

Customer Service Office

Company

Resources

Support

300 mA
500 mA
1 A
1.6 A
2 A
3 A
4 A
5 A
6 A
8 A
10 A
12 A
13 A
15 A
16 A
20 A
25 A
30 A
32 A
40 A