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UR Series Circuit Breakers

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Results: 175

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Series = UR

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Part #

Circuit Breakers 20A,MCB B CHAR 3PL 480Y/277VAC, UL1077

3B20UR
Altech
1: $116.31
3In Stock

Mfr. Part #
3B20UR

Mouser Part #
845-3B20UR

Altech

Circuit Breakers 20A,MCB B CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

3In Stock

$116.31

$96.49

$89.74

$74.77

View

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

20 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1D6UR
Altech
1: $34.64
2In Stock

Mfr. Part #
1D6UR

Mouser Part #
845-1D6UR

Altech

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

Learn More

Datasheet

2In Stock

$34.64

$27.40

$25.02

$23.75

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 5A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D5UR
Altech
1: $80.77
7In Stock

Mfr. Part #
2D5UR

Mouser Part #
845-2D5UR

Altech

Circuit Breakers 5A,MCB D CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

7In Stock

$80.77

$67.00

$61.81

$53.17

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

5 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B05UR
Altech
1: $42.92
6In Stock

Mfr. Part #
1B05UR

Mouser Part #
845-1B05UR

Altech

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

Learn More

Datasheet

6In Stock

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

500 mA

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1A,MCB B CHAR 2PL 480Y/277VAC, UL1077

2B1UR
Altech
1: $80.77
22In Stock

Mfr. Part #
2B1UR

Mouser Part #
845-2B1UR

Altech

Circuit Breakers 1A,MCB B CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

22In Stock

$80.77

$67.00

$61.81

$53.17

View

Min.: 1
Mult.: 1

1 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 10A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D10UR
Altech
1: $80.77
11In Stock

Mfr. Part #
2D10UR

Mouser Part #
845-2D10UR

Altech

Circuit Breakers 10A,MCB D CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

11In Stock

$80.77

$67.00

$61.81

$53.17

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

10 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D20UR
Altech
1: $71.10
28In Stock
5On Order

Mfr. Part #
2D20UR

Mouser Part #
845-2D20UR

Altech

Circuit Breakers 20A,MCB D CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

28In Stock

5On Order

$71.10

$65.58

$62.38

$51.25

View

Min.: 1
Mult.: 1

Circuit Breaker

D-Trip

20 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B6UR
Altech
1: $27.40
1On Order

Mfr. Part #
1B6UR

Mouser Part #
845-1B6UR

Altech

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

Learn More

Datasheet

1On Order

$27.40

$26.05

$24.87

$24.01

View

Min.: 1
Mult.: 1

6 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 20A,MCB C CHAR 2PL 480Y/277VAC, UL1077

2C20UR
Altech
1: $54.80
15Expected 2026-03-06

Mfr. Part #
2C20UR

Mouser Part #
845-2C20UR

Altech

Circuit Breakers 20A,MCB C CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

15Expected 2026-03-06

$54.80

$54.78

$50.87

$49.43

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

20 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 0.5A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D05UR
Altech
1: $80.77
5Expected 2026-03-10

Mfr. Part #
2D05UR

Mouser Part #
845-2D05UR

Altech

Circuit Breakers 0.5A,MCB D CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

5Expected 2026-03-10

$80.77

$67.00

$61.81

$53.17

View

Min.: 1
Mult.: 1

500 mA

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B5UR
Altech
1: $42.92
95Factory Stock Available

Mfr. Part #
1B5UR

Mouser Part #
845-1B5UR

Altech

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

Learn More

Datasheet

95Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

5 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1C3UR
Altech
1: $27.40
45Factory Stock Available

Mfr. Part #
1C3UR

Mouser Part #
845-1C3UR

Altech

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

Learn More

Datasheet

45Factory Stock Available

More Info Available

$27.40

$26.23

$25.01

$24.11

View

Min.: 1
Mult.: 1

3 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: $27.40
52Factory Stock Available

Mfr. Part #
1D2UR

Mouser Part #
845-1D2UR

Altech

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

Learn More

Datasheet

52Factory Stock Available

More Info Available

$27.40

$27.38

$25.50

$24.42

View

Min.: 1
Mult.: 1

2 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D2UR
Altech
1: $80.77
157Factory Stock Available

Mfr. Part #
2D2UR

Mouser Part #
845-2D2UR

Altech

Circuit Breakers 2A,MCB D CHAR 2PL 480Y/277VAC, UL1077

Learn More

Datasheet

157Factory Stock Available

More Info Available

$80.77

$67.00

$61.81

$53.17

View

Min.: 1
Mult.: 1

2 A

277 VAC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 32A,MCB C CHAR 3PL 480Y/277VAC, UL1077

3C32UR
Altech
1: $116.31
7Factory Stock Available

Mfr. Part #
3C32UR

Mouser Part #
845-3C32UR

Altech

Circuit Breakers 32A,MCB C CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

7Factory Stock Available

More Info Available

$116.31

$96.49

$89.74

$74.77

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

32 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: $116.31
21Factory Stock Available

Mfr. Part #
3D16UR

Mouser Part #
845-3D16UR

Altech

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

Learn More

Datasheet

21Factory Stock Available

More Info Available

$116.31

$96.49

$89.74

$74.77

View

Min.: 1
Mult.: 1

16 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077

3D63UR
Altech
1: $123.32
1Factory Stock Available

Mfr. Part #
3D63UR

Mouser Part #
845-3D63UR

Altech

Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077

Learn More

Datasheet

1Factory Stock Available

More Info Available

$123.32

$102.31

$95.14

$79.28

View

Min.: 1
Mult.: 1

Circuit Breakers 1 POLE, 277VAC UL1077

1B10UR
Altech
1: $42.92
196Factory Stock Available

Mfr. Part #
1B10UR

Mouser Part #
845-1B10UR

Altech

Circuit Breakers 1 POLE, 277VAC UL1077

Learn More

Datasheet

196Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

10 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12A,MCB B CHAR 1 PL, 277VAC, UL1077

1B12UR
Altech
1: $42.92
35Factory Stock Available

Mfr. Part #
1B12UR

Mouser Part #
845-1B12UR

Altech

Circuit Breakers 12A,MCB B CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

35Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

12 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A,MCB B CHAR 1 PL, 277VAC, UL1077

1B13UR
Altech
1: $42.92
15Factory Stock Available

Mfr. Part #
1B13UR

Mouser Part #
845-1B13UR

Altech

Circuit Breakers 13A,MCB B CHAR 1 PL, 277VAC, UL1077

Learn More

Datasheet

15Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

13 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B15UR
Altech
1: $42.92
93Factory Stock Available

Mfr. Part #
1B15UR

Mouser Part #
845-1B15UR

Altech

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

Learn More

Datasheet

93Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

Circuit Breaker

B-Trip

15 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B16UR
Altech
1: $42.92
1Factory Stock Available

Mfr. Part #
1B16UR

Mouser Part #
845-1B16UR

Altech

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

Learn More

Datasheet

1Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

16 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B1UR
Altech
1: $42.92
33Factory Stock Available

Mfr. Part #
1B1UR

Mouser Part #
845-1B1UR

Altech

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

Learn More

Datasheet

33Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

1 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B20UR
Altech
1: $42.92
8Factory Stock Available

Mfr. Part #
1B20UR

Mouser Part #
845-1B20UR

Altech

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

Learn More

Datasheet

8Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

20 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

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

1B25UR
Altech
1: $42.92
67Factory Stock Available

Mfr. Part #
1B25UR

Mouser Part #
845-1B25UR

Altech

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

Learn More

Datasheet

67Factory Stock Available

More Info Available

$42.92

$35.61

$32.85

$27.22

View

Min.: 1
Mult.: 1

25 A

277 VAC

1 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UR Series Circuit Breakers

Mouser Electronics®

Company

Resources

Support

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