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

UM Series Circuit Breakers

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

Results: 452

Applied Filters:

Series = UM

Product

Type

Current Rating

Voltage Rating AC

Voltage Rating DC

Number of Poles

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; }

Download Table (.CSV)

Part #

Circuit Breakers 3A MCB B CHAR 277VAC UL508

2B3UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2B3UM

Mouser Part No
845-2B3UM

Altech

Circuit Breakers 3A MCB B CHAR 277VAC UL508

Learn More

Datasheet

Product Comments

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

3 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A MCB B Char 1P+N 277VAC UL508

2B60UM
Altech
1: Rp1.340.576,01
Non-Stocked

Mfr. Part No.
2B60UM

Mouser Part No
845-2B60UM

Altech

Circuit Breakers 60A MCB B Char 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.340.576,01

Rp1.111.979,16

Rp1.034.203,68

Rp861.836,40

View

Min.: 1
Mult.: 1

60 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A MCB B CHAR 1P+N 277VAC UL508

2B63UM
Altech
1: Rp947.319,36
Non-Stocked

Mfr. Part No.
2B63UM

Mouser Part No
845-2B63UM

Altech

Circuit Breakers 63A MCB B CHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp947.319,36

Rp931.904,40

Rp858.157,83

Rp830.656,14

View

Min.: 1
Mult.: 1

63 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .3A MCB CCHAR 1P+N 277VAC UL508

2C03UM
Altech
1: Rp1.201.140,69
Non-Stocked

Mfr. Part No.
2C03UM

Mouser Part No
845-2C03UM

Altech

Circuit Breakers .3A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.201.140,69

Rp996.542,13

Rp919.116,99

Rp760.763,31

View

Min.: 1
Mult.: 1

300 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .75A MCB CCHAR 1P+N 277VAC UL508

2C075UM
Altech
1: Rp1.201.140,69
Non-Stocked

Mfr. Part No.
2C075UM

Mouser Part No
845-2C075UM

Altech

Circuit Breakers .75A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.201.140,69

Rp996.542,13

Rp919.116,99

Rp760.763,31

View

Min.: 1
Mult.: 1

750 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 1.6A MCB CCHAR 1P+N 277VAC UL508

2C1.6UM
Altech
1: Rp1.201.140,69
Non-Stocked Lead-Time 21 Weeks

Mfr. Part No.
2C1.6UM

Mouser Part No
845-2C1.6UM

Altech

Circuit Breakers 1.6A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked Lead-Time 21 Weeks

Rp1.201.140,69

Rp996.542,13

Rp919.116,99

Rp760.763,31

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

1.6 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A MCB CCHAR 1P+N 277VAC UL508

2C13UM
Altech
1: Rp1.201.140,69
Non-Stocked

Mfr. Part No.
2C13UM

Mouser Part No
845-2C13UM

Altech

Circuit Breakers 13A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.201.140,69

Rp996.542,13

Rp919.116,99

Rp760.763,31

View

Min.: 1
Mult.: 1

13 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3.5A MCB CCHAR 1P+N 277VAC UL508

2C3.5UM
Altech
1: Rp1.201.140,69
Non-Stocked

Mfr. Part No.
2C3.5UM

Mouser Part No
845-2C3.5UM

Altech

Circuit Breakers 3.5A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.201.140,69

Rp996.542,13

Rp919.116,99

Rp760.763,31

View

Min.: 1
Mult.: 1

Circuit Breaker

C-Trip

3.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A MCB CCHAR 1P+N 277VAC UL508

2C60UM
Altech
1: Rp1.340.576,01
Non-Stocked

Mfr. Part No.
2C60UM

Mouser Part No
845-2C60UM

Altech

Circuit Breakers 60A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.340.576,01

Rp1.111.979,16

Rp1.034.203,68

Rp861.836,40

View

Min.: 1
Mult.: 1

60 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A MCB CCHAR 1P+N 277VAC UL508

2C63UM
Altech
1: Rp1.340.576,01
Non-Stocked

Mfr. Part No.
2C63UM

Mouser Part No
845-2C63UM

Altech

Circuit Breakers 63A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.340.576,01

Rp1.111.979,16

Rp1.034.203,68

Rp861.836,40

View

Min.: 1
Mult.: 1

63 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .3A MCB DCHAR 1P+N 277VAC UL508

2D03UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2D03UM

Mouser Part No
845-2D03UM

Altech

Circuit Breakers .3A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

300 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 63A MCB DCHAR 1P+N 277VAC UL508

2D63UM
Altech
1: Rp1.340.576,01
Non-Stocked

Mfr. Part No.
2D63UM

Mouser Part No
845-2D63UM

Altech

Circuit Breakers 63A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp1.340.576,01

Rp1.111.979,16

Rp1.034.203,68

Rp861.836,40

View

Min.: 1
Mult.: 1

63 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 6A MCB DCHAR 1P+N 277VAC UL508

2D6UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2D6UM

Mouser Part No
845-2D6UM

Altech

Circuit Breakers 6A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp813.839,82

Rp785.812,62

Rp764.091,54

View

Min.: 1
Mult.: 1

6 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .75A CRT BKR ECHAR 277VAC UL508

2E075UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E075UM

Mouser Part No
845-2E075UM

Altech

Circuit Breakers .75A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

1 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 12.5A CRT BKR ECHAR 277VAC UL508

2E125UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E125UM

Mouser Part No
845-2E125UM

Altech

Circuit Breakers 12.5A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

12.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 13A CRT BKR ECHAR 277VAC UL508

2E13UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E13UM

Mouser Part No
845-2E13UM

Altech

Circuit Breakers 13A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

13 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 16A CRT BKR ECHAR 277VAC UL508

2E16UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E16UM

Mouser Part No
845-2E16UM

Altech

Circuit Breakers 16A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

16 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 25A CRT BKR ECHAR 277VAC UL508

2E25UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E25UM

Mouser Part No
845-2E25UM

Altech

Circuit Breakers 25A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

25 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3.5A CRT BKR ECHAR 277VAC UL508

2E3.5UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E3.5UM

Mouser Part No
845-2E3.5UM

Altech

Circuit Breakers 3.5A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

Circuit Breaker

E-Trip

3.5 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 30A CRT BKR ECHAR 277VAC UL508

2E30UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E30UM

Mouser Part No
845-2E30UM

Altech

Circuit Breakers 30A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

30 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 3A CRT BRKR ECHAR 277VAC UL508

2E3UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2E3UM

Mouser Part No
845-2E3UM

Altech

Circuit Breakers 3A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

3 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

2E50UM
Altech
1: Rp947.319,36
Non-Stocked

Mfr. Part No.
2E50UM

Mouser Part No
845-2E50UM

Altech

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp947.319,36

Rp931.904,40

Rp858.157,83

Rp830.656,14

View

Min.: 1
Mult.: 1

50 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 60A CRT BKR ECHAR 277VAC UL508

2E60UM
Altech
1: Rp947.319,36
Non-Stocked

Mfr. Part No.
2E60UM

Mouser Part No
845-2E60UM

Altech

Circuit Breakers 60A CRT BKR ECHAR 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp947.319,36

Rp931.904,40

Rp858.157,83

Rp830.656,14

View

Min.: 1
Mult.: 1

60 A

277 VAC

60 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers 2ENU6 63A CRT Breaker E Char

2E63UM
Altech
1: Rp947.319,36
Non-Stocked

Mfr. Part No.
2E63UM

Mouser Part No
845-2E63UM

Altech

Circuit Breakers 2ENU6 63A CRT Breaker E Char

Learn More

Datasheet

Non-Stocked

Rp947.319,36

Rp931.904,40

Rp858.157,83

Rp830.656,14

View

Min.: 1
Mult.: 1

63 A

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers .3A MCB GCHAR 1P+N 277VAC UL508

2G03UM
Altech
1: Rp833.809,20
Non-Stocked

Mfr. Part No.
2G03UM

Mouser Part No
845-2G03UM

Altech

Circuit Breakers .3A MCB GCHAR 1P+N 277VAC UL508

Learn More

Datasheet

Non-Stocked

Rp833.809,20

Rp826.452,06

Rp756.033,72

Rp731.159,58

View

Min.: 1
Mult.: 1

300 mA

277 VAC

80 VDC

2 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

UM Series Circuit Breakers

Customer Service Office

Company

Resources

Support

300 mA
500 mA
750 mA
800 mA
1 A
1.6 A
2 A
2.5 A
3 A
3.5 A
4 A
5 A
6 A
8 A
10 A
12 A
12.5 A
13 A
15 A
16 A