Circuit Breakers – Mouser Singapore

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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 0.5A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C05UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C05UR

Mouser Part No
845-3C05UR

Altech

Circuit Breakers 0.5A,MCB C CHAR 3PL 480Y/277VAC, UL1077

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Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

500 mA

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C12UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C12UR

Mouser Part No
845-3C12UR

Altech

Circuit Breakers 12A,MCB C CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

12 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C13UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C13UR

Mouser Part No
845-3C13UR

Altech

Circuit Breakers 13A,MCB C CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

13 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C1UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C1UR

Mouser Part No
845-3C1UR

Altech

Circuit Breakers 1A,MCB C CHAR 3PL 480Y/277VAC, UL1077

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Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

1 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C3UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C3UR

Mouser Part No
845-3C3UR

Altech

Circuit Breakers 3A,MCB C CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

3 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 4A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C4UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C4UR

Mouser Part No
845-3C4UR

Altech

Circuit Breakers 4A,MCB C CHAR 3PL 480Y/277VAC, UL1077

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Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

4 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C60UR
Altech
1: $109.26
Non-Stocked

Mfr. Part No.
3C60UR

Mouser Part No
845-3C60UR

Altech

Circuit Breakers 60A,MCB C CHAR 3PL 480Y/277VAC, UL1077

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Datasheet

Non-Stocked

$109.26

$90.64

$84.29

$70.24

View

Min.: 1
Mult.: 1

60 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C8UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3C8UR

Mouser Part No
845-3C8UR

Altech

Circuit Breakers 8A,MCB C CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

8 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D12UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D12UR

Mouser Part No
845-3D12UR

Altech

Circuit Breakers 12A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

12 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D13UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D13UR

Mouser Part No
845-3D13UR

Altech

Circuit Breakers 13A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

13 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 15A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D15UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D15UR

Mouser Part No
845-3D15UR

Altech

Circuit Breakers 15A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

15 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D16UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D16UR

Mouser Part No
845-3D16UR

Altech

Circuit Breakers 16A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

16 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D1UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D1UR

Mouser Part No
845-3D1UR

Altech

Circuit Breakers 1A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

1 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D50UR
Altech
1: $109.26
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
3D50UR

Mouser Part No
845-3D50UR

Altech

Circuit Breakers 50A,MCB D CHAR 3PL 480Y/277VAC, UL1077

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$109.26

$90.64

$84.29

$70.24

View

Min.: 1
Mult.: 1

Circuit Breakers

D-Trip

50 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 8A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D8UR
Altech
1: $103.05
Non-Stocked

Mfr. Part No.
3D8UR

Mouser Part No
845-3D8UR

Altech

Circuit Breakers 8A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

Non-Stocked

$103.05

$85.49

$79.51

$66.25

View

Min.: 1
Mult.: 1

8 A

277 VAC

3 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