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UM Series Electromechanical

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Part #

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

2C1UM
Altech
1: $66.07
5In Stock

Mfr. Part No.
2C1UM

Mouser Part No
845-2C1UM

Altech

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

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Datasheet

5In Stock

$66.07

$56.89

$47.18

$43.16

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Min.: 1
Mult.: 1

Circuit Breakers 20A MCB CCHAR 1P+N 277VAC UL508

2C20UM
Altech
1: $68.57
1In Stock

Mfr. Part No.
2C20UM

Mouser Part No
845-2C20UM

Altech

Circuit Breakers 20A MCB CCHAR 1P+N 277VAC UL508

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Datasheet

1In Stock

$68.57

$56.89

$52.47

$43.43

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Min.: 1
Mult.: 1

Circuit Breakers 30A MCB DCHAR 1P+N 277VAC UL508

2D30UM
Altech
1: $47.60
10In Stock

Mfr. Part No.
2D30UM

Mouser Part No
845-2D30UM

Altech

Circuit Breakers 30A MCB DCHAR 1P+N 277VAC UL508

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Datasheet

10In Stock

$47.60

$44.63

$43.17

$42.02

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Min.: 1
Mult.: 1

Circuit Breakers 25A MCB GCHAR 1P+N 277VAC UL508

2G25UM
Altech
1: $68.57
1In Stock

Mfr. Part No.
2G25UM

Mouser Part No
845-2G25UM

Altech

Circuit Breakers 25A MCB GCHAR 1P+N 277VAC UL508

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Datasheet

1In Stock

$68.57

$56.89

$52.47

$43.43

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Min.: 1
Mult.: 1

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

2G6UM
Altech
1: $47.60
8In Stock

Mfr. Part No.
2G6UM

Mouser Part No
845-2G6UM

Altech

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

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Datasheet

8In Stock

$47.60

$46.58

$42.13

$40.62

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Min.: 1
Mult.: 1

Circuit Breakers 15A CRT BRKR BCHAR 1pl UL508

1B15UM
Altech
1: $34.14
10In Stock

Mfr. Part No.
1B15UM

Mouser Part No
845-1B15UM

Altech

Circuit Breakers 15A CRT BRKR BCHAR 1pl UL508

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Datasheet

10In Stock

$34.14

$28.54

$28.04

$22.47

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Min.: 1
Mult.: 1

Circuit Breakers 30A CRT BRKR BCHAR 1pl UL508

1B30UM
Altech
1: $34.14
15In Stock

Mfr. Part No.
1B30UM

Mouser Part No
845-1B30UM

Altech

Circuit Breakers 30A CRT BRKR BCHAR 1pl UL508

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Datasheet

15In Stock

$34.14

$28.54

$28.04

$22.47

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Min.: 1
Mult.: 1

Circuit Breakers .3A MCB CChar 1pl 277VAC UL508

1C03UM
Altech
1: $36.64
1In Stock
1Expected 03/04/2026

Mfr. Part No.
1C03UM

Mouser Part No
845-1C03UM

Altech

Circuit Breakers .3A MCB CChar 1pl 277VAC UL508

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Datasheet

1In Stock

1Expected 03/04/2026

$36.64

$30.39

$28.04

$23.23

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Min.: 1
Mult.: 1

Circuit Breakers 10A MCB CCHAR 1pl 277VAC UL508

1C10UM
Altech
1: $23.79
48In Stock

Mfr. Part No.
1C10UM

Mouser Part No
845-1C10UM

Altech

Circuit Breakers 10A MCB CCHAR 1pl 277VAC UL508

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Datasheet

48In Stock

$23.79

$22.47

$21.55

$20.86

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Min.: 1
Mult.: 1

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

1C3UM
Altech
1: $23.79
3In Stock

Mfr. Part No.
1C3UM

Mouser Part No
845-1C3UM

Altech

Circuit Breakers 3A MCB CCHAR 1pl 277VAC UL508

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Datasheet

3In Stock

$23.79

$23.64

$22.68

$22.51

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Min.: 1
Mult.: 1

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

1C4UM
Altech
1: $36.64
8In Stock

Mfr. Part No.
1C4UM

Mouser Part No
845-1C4UM

Altech

Circuit Breakers 4A MCB CCHAR 1pl 277VAC UL508

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Datasheet

8In Stock

$36.64

$30.39

$28.04

$23.23

View

Min.: 1
Mult.: 1

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

1C6UM
Altech
1: $40.15
14In Stock

Mfr. Part No.
1C6UM

Mouser Part No
845-1C6UM

Altech

Circuit Breakers 6A MCB CCHAR 1pl 277VAC UL508

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Datasheet

14In Stock

$40.15

$36.40

$28.54

$23.79

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Min.: 1
Mult.: 1

Circuit Breakers 10A D Characteristic UL 508 1 POLE

1D10UM
Altech
1: $23.79
32In Stock

Mfr. Part No.
1D10UM

Mouser Part No
845-1D10UM

Altech

Circuit Breakers 10A D Characteristic UL 508 1 POLE

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Datasheet

32In Stock

$23.79

$23.53

$22.64

$21.51

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Min.: 1
Mult.: 1

Circuit Breakers 1A D Characteristic UL 508 1 POLE

1D1UM
Altech
1: $23.79
5In Stock

Mfr. Part No.
1D1UM

Mouser Part No
845-1D1UM

Altech

Circuit Breakers 1A D Characteristic UL 508 1 POLE

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Datasheet

5In Stock

$23.79

$22.76

$22.26

$21.95

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Min.: 1
Mult.: 1

Circuit Breakers 30A D Characteristic UL 508 1 POLE

1D30UM
Altech
1: $36.64
4In Stock

Mfr. Part No.
1D30UM

Mouser Part No
845-1D30UM

Altech

Circuit Breakers 30A D Characteristic UL 508 1 POLE

Learn More

Datasheet

4In Stock

$36.64

$30.39

$28.04

$23.23

View

Min.: 1
Mult.: 1

Circuit Breakers 40A D Characteristic UL 508 1 POLE

1D40UM
Altech
1: $40.92
11In Stock
1Expected 12/05/2026

Mfr. Part No.
1D40UM

Mouser Part No
845-1D40UM

Altech

Circuit Breakers 40A D Characteristic UL 508 1 POLE

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Datasheet

11In Stock

1Expected 12/05/2026

$40.92

$33.94

$31.31

$26.24

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Min.: 1
Mult.: 1

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

1E4UM
Altech
1: $34.14
6In Stock

Mfr. Part No.
1E4UM

Mouser Part No
845-1E4UM

Altech

Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508

Learn More

Datasheet

6In Stock

$34.14

$28.54

$23.79

$22.47

View

Min.: 1
Mult.: 1

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

1E50UM
Altech
1: $38.42
11In Stock

Mfr. Part No.
1E50UM

Mouser Part No
845-1E50UM

Altech

Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508

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Datasheet

11In Stock

$38.42

$32.46

$31.31

$25.55

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Min.: 1
Mult.: 1

Circuit Breakers 16A G Characteristic UL 508 1 POLE

1G16UM
Altech
1: $36.64
10In Stock

Mfr. Part No.
1G16UM

Mouser Part No
845-1G16UM

Altech

Circuit Breakers 16A G Characteristic UL 508 1 POLE

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Datasheet

10In Stock

$36.64

$30.39

$28.04

$23.23

View

Min.: 1
Mult.: 1

Circuit Breakers 30A G Characteristic UL 508 1 POLE

1G30UM
Altech
1: $36.64
3In Stock

Mfr. Part No.
1G30UM

Mouser Part No
845-1G30UM

Altech

Circuit Breakers 30A G Characteristic UL 508 1 POLE

Learn More

Datasheet

3In Stock

$36.64

$30.39

$28.04

$23.22

View

Min.: 1
Mult.: 1

Circuit Breakers 13A Z Characteristic UL 508 1 POLE

1Z13UM
Altech
1: $58.85
11In Stock

Mfr. Part No.
1Z13UM

Mouser Part No
845-1Z13UM

Altech

Circuit Breakers 13A Z Characteristic UL 508 1 POLE

Learn More

Datasheet

11In Stock

$58.85

$50.90

$46.95

$38.83

View

Min.: 1
Mult.: 1

Circuit Breakers 10A MCB CCHAR 1P+N 277VAC UL508

2C10UM
Altech
1: $68.57
3In Stock

Mfr. Part No.
2C10UM

Mouser Part No
845-2C10UM

Altech

Circuit Breakers 10A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

3In Stock

$68.57

$56.89

$52.47

$43.43

View

Min.: 1
Mult.: 1

Circuit Breakers 25A MCB CCHAR 1P+N 277VAC UL508

2C25UM
Altech
1: $68.57
4In Stock

Mfr. Part No.
2C25UM

Mouser Part No
845-2C25UM

Altech

Circuit Breakers 25A MCB CCHAR 1P+N 277VAC UL508

Learn More

Datasheet

4In Stock

$68.57

$56.89

$52.47

$43.43

View

Min.: 1
Mult.: 1

Circuit Breakers 2A MCB DCHAR 1P+N 277VAC UL508

2D2UM
Altech
1: $47.60
5In Stock

Mfr. Part No.
2D2UM

Mouser Part No
845-2D2UM

Altech

Circuit Breakers 2A MCB DCHAR 1P+N 277VAC UL508

Learn More

Datasheet

5In Stock

$47.60

$46.08

$42.42

$41.11

View

Min.: 1
Mult.: 1

Circuit Breakers 2.5A MCB GCHAR 1P+N 277VAC UL508

2G2.5UM
Altech
1: $68.57
28In Stock

Mfr. Part No.
2G2.5UM

Mouser Part No
845-2G2.5UM

Altech

Circuit Breakers 2.5A MCB GCHAR 1P+N 277VAC UL508

Learn More

Datasheet

28In Stock

$68.57

$56.89

$52.47

$43.43

View

Min.: 1
Mult.: 1

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