Circuit Breakers – Mouser Singapore

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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.

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Part #

Circuit Breakers 0.5A, C CHAR, 1POLE 277VAC, UL489

1C05UL
Altech
1: $67.22
5Factory Stock Available

Mfr. Part No.
1C05UL

Mouser Part No
845-1C05UL

Altech

Circuit Breakers 0.5A, C CHAR, 1POLE 277VAC, UL489

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Datasheet

5Factory Stock Available

More Info Available

$67.22

$55.76

$51.44

$44.25

View

Min.: 1
Mult.: 1

500 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C12UL
Altech
1: $67.22
11Factory Stock Available

Mfr. Part No.
1C12UL

Mouser Part No
845-1C12UL

Altech

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

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Datasheet

11Factory Stock Available

More Info Available

$67.22

$55.76

$51.44

$44.25

View

Min.: 1
Mult.: 1

12 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C1UL
Altech
1: $45.60
104Factory Stock Available

Mfr. Part No.
1C1UL

Mouser Part No
845-1C1UL

Altech

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

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Datasheet

104Factory Stock Available

More Info Available

$45.60

$44.15

$42.16

$41.47

View

Min.: 1
Mult.: 1

1 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C40UL
Altech
1: $71.56
23Factory Stock Available

Mfr. Part No.
1C40UL

Mouser Part No
845-1C40UL

Altech

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

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Datasheet

23Factory Stock Available

More Info Available

$71.56

$59.36

$54.77

$47.11

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: $71.56
3Factory Stock Available

Mfr. Part No.
1C50UL

Mouser Part No
845-1C50UL

Altech

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

Learn More

Datasheet

3Factory Stock Available

More Info Available

$71.56

$59.36

$54.77

$47.11

View

Min.: 1
Mult.: 1

50 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D03UL
Altech
1: $67.22
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

$67.22

$55.76

$51.44

$44.25

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: $67.22
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

$67.22

$55.76

$51.44

$44.25

View

Min.: 1
Mult.: 1

Circuit Breakers

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: $67.22
16Factory Stock Available

Mfr. Part No.
1D12UL

Mouser Part No
845-1D12UL

Altech

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

Learn More

Datasheet

16Factory Stock Available

More Info Available

$67.22

$55.76

$51.44

$44.25

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: $67.22
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

$67.22

$55.76

$51.44

$44.25

View

Min.: 1
Mult.: 1

13 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D32UL
Altech
1: $67.22
18Factory Stock Available

Mfr. Part No.
1D32UL

Mouser Part No
845-1D32UL

Altech

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

Learn More

Datasheet

18Factory Stock Available

More Info Available

$67.22

$55.76

$51.44

$44.25

View

Min.: 1
Mult.: 1

32 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3A, D CHAR, 1POLE 277VAC, UL489

1D3UL
Altech
1: $45.60
119Factory Stock Available

Mfr. Part No.
1D3UL

Mouser Part No
845-1D3UL

Altech

Circuit Breakers 3A, D CHAR, 1POLE 277VAC, UL489

Learn More

Datasheet

119Factory Stock Available

More Info Available

$45.60

$45.40

$44.51

View

Min.: 1
Mult.: 1

3 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D40UL
Altech
1: $48.55
59Factory Stock Available

Mfr. Part No.
1D40UL

Mouser Part No
845-1D40UL

Altech

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

Learn More

Datasheet

59Factory Stock Available

More Info Available

$48.55

$48.36

$47.03

$45.70

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: $45.60
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
1D4UL

Mouser Part No
845-1D4UL

Altech

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

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

$45.60

$45.59

$44.74

$42.76

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: $48.55
30Factory Stock Available

Mfr. Part No.
1D50UL

Mouser Part No
845-1D50UL

Altech

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

Learn More

Datasheet

30Factory Stock Available

More Info Available

$48.55

$48.54

$45.07

$43.79

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: $48.55
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

$48.55

$48.54

$45.07

$43.79

View

Min.: 1
Mult.: 1

60 A

240 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2C03UL
Altech
1: $125.61
25Factory 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

25Factory Stock Available

More Info Available

$125.61

$105.07

$99.55

$82.96

$77.42

Min.: 1
Mult.: 1

300 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: $91.19
6Factory 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

6Factory Stock Available

More Info Available

$91.19

$91.17

$87.69

$85.98

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

1.6 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2C2UL
Altech
1: $83.40
26Factory Stock Available

Mfr. Part No.
2C2UL

Mouser Part No
845-2C2UL

Altech

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

Learn More

Datasheet

26Factory Stock Available

More Info Available

$83.40

$82.81

$82.47

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

2 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A, C CHAR, 2POLE 480Y/277VAC,UL489

2C30UL
Altech
1: $91.09
20Factory Stock Available

Mfr. Part No.
2C30UL

Mouser Part No
845-2C30UL

Altech

Circuit Breakers 30A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

20Factory Stock Available

More Info Available

$91.09

$90.77

$90.43

$90.02

View

Min.: 1
Mult.: 1

30 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A, C CHAR, 2POLE 240VAC, UL489

2C50UL
Altech
1: $97.08
14Factory Stock Available

Mfr. Part No.
2C50UL

Mouser Part No
845-2C50UL

Altech

Circuit Breakers 50A, C CHAR, 2POLE 240VAC, UL489

Learn More

Datasheet

14Factory Stock Available

More Info Available

$97.08

$94.78

$87.45

$84.50

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

50 A

240 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A, C CHAR, 2POLE 480Y/277VAC,UL489

2C6UL
Altech
1: $91.19
17Factory Stock Available

Mfr. Part No.
2C6UL

Mouser Part No
845-2C6UL

Altech

Circuit Breakers 6A, C CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

17Factory Stock Available

More Info Available

$91.19

$90.52

View

Min.: 1
Mult.: 1

6 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

2D1.6UL
Altech
1: $91.19
1Factory Stock Available

Mfr. Part No.
2D1.6UL

Mouser Part No
845-2D1.6UL

Altech

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

Learn More

Datasheet

1Factory Stock Available

More Info Available

$91.19

$88.74

$82.27

$79.89

View

Min.: 1
Mult.: 1

Circuit Breakers

D-Trip

1.6 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A, D CHAR, 2POLE 480Y/277VAC,UL489

2D13UL
Altech
1: $125.61
18Factory Stock Available

Mfr. Part No.
2D13UL

Mouser Part No
845-2D13UL

Altech

Circuit Breakers 13A, D CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

18Factory Stock Available

More Info Available

$125.61

$105.07

$99.55

$82.96

$77.42

Min.: 1
Mult.: 1

15 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A, D CHAR, 2POLE 480Y/277VAC,UL489

2D16UL
Altech
1: $91.19
18Factory Stock Available

Mfr. Part No.
2D16UL

Mouser Part No
845-2D16UL

Altech

Circuit Breakers 16A, D CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

18Factory Stock Available

More Info Available

$91.19

$88.74

$82.27

$79.89

View

Min.: 1
Mult.: 1

16 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A, D CHAR, 2POLE 480Y/277VAC,UL489

2D1UL
Altech
1: $125.61
4Factory Stock Available

Mfr. Part No.
2D1UL

Mouser Part No
845-2D1UL

Altech

Circuit Breakers 1A, D CHAR, 2POLE 480Y/277VAC,UL489

Learn More

Datasheet

4Factory Stock Available

More Info Available

$125.61

$105.07

$99.55

$82.96

$77.42

Min.: 1
Mult.: 1

1 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UL (AC) & DL (DC) Circuit Breakers

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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