Circuit Breakers – Mouser Liechtenstein

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UR Circuit Breakers

Altech UR Circuit Breakers are UL 1077-recognized supplementary protectors with B-, C-, and D-trip curves. These DIN-rail-mounted modules are available in 1-, 2-, and 3-pole variants as well as an add-on neutral pole option. Altech UR Circuit Breakers feature a 17.5mm width per pole and 10kA short circuit withstand capacity. Typical applications include sensitive electronics, power supplies, and appliance circuits.

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Part #

Circuit Breakers 3A,MCB B CHAR 1 PL, 277VAC, UL1077

1B3UR
Altech
1: CHF 22.51
107Factory Stock Available

Mfr. Part No.
1B3UR

Mouser Part No
845-1B3UR

Altech

Circuit Breakers 3A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

107Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

3 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A,MCB B CHAR 1 PL, 277VAC, UL1077

1B40UR
Altech
1: CHF 23.88
17Factory Stock Available

Mfr. Part No.
1B40UR

Mouser Part No
845-1B40UR

Altech

Circuit Breakers 40A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

17Factory Stock Available

More Info Available

CHF 23.88

CHF 19.81

CHF 18.27

CHF 15.14

View

Min.: 1
Mult.: 1

40 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A,MCB B CHAR 1 PL, 277VAC, UL1077

1B4UR
Altech
1: CHF 22.51
3Factory Stock Available

Mfr. Part No.
1B4UR

Mouser Part No
845-1B4UR

Altech

Circuit Breakers 4A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

3Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

4 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A,MCB B CHAR 1 PL, 277VAC, UL1077

1B5UR
Altech
1: CHF 22.51
65Factory Stock Available

Mfr. Part No.
1B5UR

Mouser Part No
845-1B5UR

Altech

Circuit Breakers 5A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

65Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

5 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A,MCB B CHAR 1 PL, 277VAC, UL1077

1B8UR
Altech
1: CHF 14.37
53Factory Stock Available

Mfr. Part No.
1B8UR

Mouser Part No
845-1B8UR

Altech

Circuit Breakers 8A,MCB B CHAR 1 PL, 277VAC, UL1077

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Datasheet

53Factory Stock Available

More Info Available

CHF 14.37

CHF 13.66

CHF 13.04

CHF 12.59

View

Min.: 1
Mult.: 1

8 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.5A,MCB C CHAR 1 PL, 277VAC, UL1077

1C05UR
Altech
1: CHF 14.37
74Factory Stock Available

Mfr. Part No.
1C05UR

Mouser Part No
845-1C05UR

Altech

Circuit Breakers 0.5A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

74Factory Stock Available

More Info Available

CHF 14.37

CHF 13.66

CHF 13.04

CHF 12.59

View

Min.: 1
Mult.: 1

500 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A,MCB C CHAR 1 PL, 277VAC, UL1077

1C15UR
Altech
1: CHF 14.37
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
1C15UR

Mouser Part No
845-1C15UR

Altech

Circuit Breakers 15A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

CHF 14.37

CHF 13.66

CHF 13.04

CHF 12.59

View

Min.: 1
Mult.: 1

15 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A,MCB C CHAR 1 PL, 277VAC, UL1077

1C16UR
Altech
1: CHF 14.37
59Factory Stock Available

Mfr. Part No.
1C16UR

Mouser Part No
845-1C16UR

Altech

Circuit Breakers 16A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

59Factory Stock Available

More Info Available

CHF 14.37

CHF 14.36

CHF 13.82

CHF 13.43

View

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

16 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A,MCB C CHAR 1 PL, 277VAC, UL1077

1C1UR
Altech
1: CHF 14.37
19Factory Stock Available

Mfr. Part No.
1C1UR

Mouser Part No
845-1C1UR

Altech

Circuit Breakers 1A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

19Factory Stock Available

More Info Available

CHF 14.37

CHF 13.76

CHF 13.11

CHF 12.65

View

Min.: 1
Mult.: 1

1 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A,MCB C CHAR 1 PL, 277VAC, UL1077

1C20UR
Altech
1: CHF 14.37
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
1C20UR

Mouser Part No
845-1C20UR

Altech

Circuit Breakers 20A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

CHF 14.37

CHF 13.51

CHF 12.98

CHF 12.50

CHF 12.07

Min.: 1
Mult.: 1

20 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A,MCB C CHAR 1 PL, 277VAC, UL1077

1C25UR
Altech
1: CHF 14.37
144Factory Stock Available

Mfr. Part No.
1C25UR

Mouser Part No
845-1C25UR

Altech

Circuit Breakers 25A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

144Factory Stock Available

More Info Available

CHF 14.37

CHF 13.66

CHF 13.04

CHF 12.59

View

Min.: 1
Mult.: 1

25 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A,MCB C CHAR 1 PL, 277VAC, UL1077

1C2UR
Altech
1: CHF 14.37
31Factory Stock Available

Mfr. Part No.
1C2UR

Mouser Part No
845-1C2UR

Altech

Circuit Breakers 2A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

31Factory Stock Available

More Info Available

CHF 14.37

CHF 14.36

CHF 13.92

CHF 13.52

Quote

Min.: 1
Mult.: 1

Circuit Breakers

C-Trip

2 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A,MCB C CHAR 1 PL, 277VAC, UL1077

1C30UR
Altech
1: CHF 14.37
14Factory Stock Available

Mfr. Part No.
1C30UR

Mouser Part No
845-1C30UR

Altech

Circuit Breakers 30A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

14Factory Stock Available

More Info Available

CHF 14.37

CHF 13.66

CHF 13.04

CHF 12.59

View

Min.: 1
Mult.: 1

30 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A,MCB C CHAR 1 PL, 277VAC, UL1077

1C32UR
Altech
1: CHF 14.37
44Factory Stock Available

Mfr. Part No.
1C32UR

Mouser Part No
845-1C32UR

Altech

Circuit Breakers 32A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

44Factory Stock Available

More Info Available

CHF 14.37

CHF 13.76

CHF 13.11

CHF 12.65

View

Min.: 1
Mult.: 1

32 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 40A,MCB C CHAR 1 PL, 277VAC, UL1077

1C40UR
Altech
1: CHF 15.24
27Factory Stock Available

Mfr. Part No.
1C40UR

Mouser Part No
845-1C40UR

Altech

Circuit Breakers 40A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

27Factory Stock Available

More Info Available

CHF 15.24

CHF 14.49

CHF 13.83

CHF 13.37

CHF 12.96

Min.: 1
Mult.: 1

40 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A,MCB C CHAR 1 PL, 277VAC, UL1077

1C4UR
Altech
1: CHF 14.37
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
1C4UR

Mouser Part No
845-1C4UR

Altech

Circuit Breakers 4A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

CHF 14.37

Quote

Min.: 1
Mult.: 1

4 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A,MCB C CHAR 1 PL, 277VAC, UL1077

1C50UR
Altech
1: CHF 15.24
35Factory Stock Available

Mfr. Part No.
1C50UR

Mouser Part No
845-1C50UR

Altech

Circuit Breakers 50A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

35Factory Stock Available

More Info Available

CHF 15.24

CHF 14.49

CHF 13.83

CHF 13.37

CHF 12.96

Min.: 1
Mult.: 1

50 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A,MCB C CHAR 1 PL, 277VAC, UL1077

1C63UR
Altech
1: CHF 23.88
60Factory Stock Available

Mfr. Part No.
1C63UR

Mouser Part No
845-1C63UR

Altech

Circuit Breakers 63A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

60Factory Stock Available

More Info Available

CHF 23.88

CHF 19.81

CHF 18.27

CHF 15.14

View

Min.: 1
Mult.: 1

63 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A,MCB C CHAR 1 PL, 277VAC, UL1077

1C6UR
Altech
1: CHF 14.37
18Factory Stock Available

Mfr. Part No.
1C6UR

Mouser Part No
845-1C6UR

Altech

Circuit Breakers 6A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

18Factory Stock Available

More Info Available

CHF 14.37

CHF 14.22

CHF 13.79

CHF 13.48

CHF 13.20

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A,MCB C CHAR 1 PL, 277VAC, UL1077

1C8UR
Altech
1: CHF 22.51
4Factory Stock Available

Mfr. Part No.
1C8UR

Mouser Part No
845-1C8UR

Altech

Circuit Breakers 8A,MCB C CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

4Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

8 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.5A,MCB D CHAR 1 PL, 277VAC, UL1077

1D05UR
Altech
1: CHF 22.51
6Factory Stock Available

Mfr. Part No.
1D05UR

Mouser Part No
845-1D05UR

Altech

Circuit Breakers 0.5A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

6Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

500 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 10A,MCB D CHAR 1 PL, 277VAC, UL1077

1D10UR
Altech
1: CHF 14.37
5Factory Stock Available

Mfr. Part No.
1D10UR

Mouser Part No
845-1D10UR

Altech

Circuit Breakers 10A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

5Factory Stock Available

More Info Available

CHF 14.37

CHF 13.96

CHF 13.62

CHF 13.53

Min.: 1
Mult.: 1

10 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A,MCB D CHAR 1 PL, 277VAC, UL1077

1D16UR
Altech
1: CHF 22.51
10Factory Stock Available

Mfr. Part No.
1D16UR

Mouser Part No
845-1D16UR

Altech

Circuit Breakers 16A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

10Factory Stock Available

More Info Available

CHF 22.51

CHF 18.67

CHF 17.22

CHF 14.27

View

Min.: 1
Mult.: 1

16 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A,MCB D CHAR 1 PL, 277VAC, UL1077

1D25UR
Altech
1: CHF 14.37
85Factory Stock Available

Mfr. Part No.
1D25UR

Mouser Part No
845-1D25UR

Altech

Circuit Breakers 25A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

85Factory Stock Available

More Info Available

CHF 14.37

CHF 14.30

CHF 13.74

CHF 13.32

View

Min.: 1
Mult.: 1

25 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A,MCB D CHAR 1 PL, 277VAC, UL1077

1D2UR
Altech
1: CHF 14.37
16Factory Stock Available

Mfr. Part No.
1D2UR

Mouser Part No
845-1D2UR

Altech

Circuit Breakers 2A,MCB D CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

16Factory Stock Available

More Info Available

CHF 14.37

CHF 14.29

Quote

Min.: 1
Mult.: 1

2 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UR Circuit Breakers

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500 mA
1 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
50 A
60 A